Supalai Public Company Limited recognizes the importance of conducting business with consideration for the Environment, Social, and Governance. Therefore, it has prepared sustainability business driving information to present management approaches and performance results on key sustainability issues to all stakeholder groups, covering economic, social, environmental, and governance dimensions. The information is presented from January 1 to December 31, 2025.

The company has reviewed material sustainability issues based on the principles of GRI Standards 2021 GRI 3: Material Topics 2021, which assesses material sustainability issues based on significant impacts on stakeholders, society, and the environment (Impact materiality) and significant impacts on the company. This includes a process for identifying material sustainability issues and linking data on driving sustainable business, analyzing and collecting data from all departments within the company to ensure consistency with the reporting guidelines of the GRI Sustainability Reporting Standards (GRI Standards), an international sustainability reporting standard, at the Core Option level and the United Nations Sustainable Development Goals (UNSDGs), to reflect factors affecting the organization's sustainable business operations in economic, social, and environmental dimensions, as well as responsibility towards all stakeholders. The company reviews change annually.

Category Details
Analyze the context of the company and the industry.

Study and analyze activities within the supply chain conducted by the company and its business partners. Study external factors, global changes, economic, environmental, human rights, and social challenges at local, regional, and global levels related to the company and its business relationships.

Identify impacts throughout the supply chain.

Identify actual and potential impacts on the economy, environment, and society, including impacts.

Impact on human rights, arising from both company activities and business relationships, identifying both negative and positive impacts, short-term and long-term impacts, through brainstorming sessions, in-depth interviews, survey results, and complaints, as well as performance statistics.

Assess the sign significant level of economic impact. environment, and society, including human rights.

Assess the significant level of impact by executives and experts in each field from internal departments, along with feedback from internal and external stakeholders through various channels, considering the severity of impact, nature of impact, and scope of impact. impact, likelihood, and ability to mitigate impacts, assessed separately for negative and positive impacts.

Assess the significant level of impact on the company.

Group impacts on the economy, environment, and society, including human rights, into sustainability issues and consider likely material sustainability issues to assess their impact on the company. This is done by senior management, considering the likelihood and severity of the organization's sustainability impacts.

Prioritize material sustainability issues.

Prioritize issues by setting cut-off points or criteria to determine which sustainability issues are highly material, high, medium, low, and very low.

Review and Approval of Material Sustainability Issues

Verify the prioritization and accuracy of the process by the Risk Management Committee and external sustainability experts, and approve key sustainability issues by the Corporate Governance and Sustainable Development Committee and the Board of Directors, respectively.

For more information please contact:

Risk management and Sustainable Development Department

Supalai Public Company Limited

1011 Supalai Grand Tower, Rama III, Chong Nonsi, Yannawa, Bangkok 10120

Tel. +66 2 725 8888

Email: ESG@supalai.com

The company assigns the risk management department to continuously present material sustainability issues to the Risk Management Committee for consideration according to the scheduled meeting plan. The committee has resolved to summarize material sustainability issues as follows:

Identification of Material Issues

Economy
1
Supply chain
2
Tax-related operations
3
Business and social innovations
Environment
4
Biodiversity and Ecosystem Conservation
5
Resource Utilization
6
Climate Action
Society
7
Consumers Responsibility
8
Community and Social Development
9
Respect for Human Rights and Fair Treatment of labour.
10
Capacity Enhancement for Employees and Workers in Work and Daily Life.
11
Safety, Occupational Health and working
Governance
12
Corporate governance
13
Risk management
14
Anti-corruption

Identify Impacts throughout the Supply Chain

Sustainability Dimension Sustainability Issues Impacts on Stakeholders
Customers Employees Suppliers / Contractors Shareholders Community Government Agencies
Economy 1. Supply chain
2. Tax-related Operations
3. Business and Social Innovation
Environment 4. Biodiversity and Ecosystem Conservation
5. Resource Utilization
6. Climate Action
Society 7. Consumers Responsibility
8. Community and Social Development
9. Respect for Human Rights and Fair Treatment of Labour
10. Capacity Enhancement for Employees and Workers in Work and Daily Life
11. Safety, Occupational Health, and Working Environment
Governance 12. Corporate Governance
13. Risk Management
14. Anti-Corruption

Assess the Significant Level of Impact on the Company

The company has a total of 14 material sustainability issues, with their materiality ranked using a Materiality Matrix. There are 6 issues identified as highly material. Details of the management of all 14 material sustainability issues are disclosed in this 56-1 e-One report for 2025.

Prioritization of Material Sustainability Issues

The company presents the identified material sustainability issues in the Materiality Matrix as follows:

Highly Material Issues
1
Supply chain
5
Resource Utilization
7
Consumers Responsibility
11
Safety, Occupational Health, and Working Environment
12
Corporate Governance
13
Risk Management
Highly Material Issues
3
Business and Social Innovation
4
Biodiversity Conservation and ecosystem.
6
Climate Action
9
Respect for Human Rights and Fair Treatment of Labour
10
Capacity Enhancement for Employees and Workers in Work and Daily Life
14
Anti-Corruption
Highly Material Issues
2
Tax-related Operations
8
Community and Social Development

Management of Material Sustainability Issues

Material Sustainability Issues

Governance

Risk Management Committee

Oversee the assessment of significant supplier/external contractor risks.

Corporate Governance and Sustainable Development Committee

Oversee the Supplier Code of Conduct to cover ESG issues and supply chain management.


Goals / Indicators 2025

Maintain capable suppliers and contractors to ensure customer contract cancellations due to substandard products and services do not exceed 0.5% of total sales contracts.

Operational Outcome

Achieved target; customer contract cancellations due to substandard products and services remained below 0.5%


Strategy / Approach Operations
  • Supplier onboarding and selection prioritizing ESG declaration.
  • Risk assessments of suppliers and contractors on material supply chain and ESG issues, including site visits.
  • Contractor training to ensure work quality in line with Company standards One Standard, One Quality.
  • Initiatives to enhance workers’ quality of life at project sites (e.g., Happiness Camp and welfare facilities).
  • Product Selection Committee to ensure product quality and suitability.
  • Facilitating access to construction materials at reasonable prices for contractors.
  • Factory visits to assess production systems, delivery readiness, and ESG practices.
  • Price control through benchmarking with international market data.
  • Monitoring global raw material trends for inventory and procurement planning.
  • Stakeholders focus groups on corporate image, products, services, governance, climate response, and risk management.
  • Participation in CAC Change Agent Day to promote business integrity and anti-corruption practices.

Risks and Opportunities
Business Stakeholders

Key Risk

  1. Supply chain disruption and loss of bargaining power due to reliance on a limited number of key suppliers or distributors.

Risk Appetite [2] : Low

  1. Shortage of skilled labour.

Risk Appetite [3] : Moderate

Opportunity

  • Strengthening the business supply chain by promoting the development of ESG-focused products
  • Delivering high-quality products and services requires effective supply chain management across the entire value chain, from upstream to downstream, including product delivery, warranty services, and revenue recognition.

Opportunity

Sustainable supply chain practices deliver long-term benefits to customers and stakeholders in terms of product quality, pricing, and after-sales services, supporting continuous sustainability.

Material Sustainability Issues

Governance

Board of Directors

Tax Operations Policy


Goals / Indicators 2025

No fines are incurred from tax errors or careless tax operations.

Operational Outcome

No tax penalties incurred from errors or non-compliance.


Strategy / Approach Operations
  • Ensure accurate and complete tax compliance in accordance with applicable laws and regulations
  • Monitor changes in tax laws, rules, and regulatory requirements
  • Avoid inappropriate or non-compliant tax structures
  • Engage external tax advisors to ensure proper tax practices

Risks and Opportunities
Business Stakeholders

Key Risk

Potential inaccuracies or incomplete tax filings.

Risk Appetite [1] : Very Low

Opportunity

Strengthening a culture of transparency in alignment with good corporate governance principles.

Opportunity

Full and accurate tax contributions to the government support continuous national development, generating positive returns for the Company and all stakeholders.

Material Sustainability Issues

Governance

Executive Committee

  • Support the expression of ideas and innovative thinking among employees
  • Provide resources related to innovation development.

Goals / Indicators 2025
  1. At least 50% of award-winning innovations are practically implemented.
  2. Increased use of environmentally friendly materials and innovations to reduce waste and environmental impacts.
  3. Continuous recognition through external awards.

Operational Outcome

  1. 56% of award-winning innovations (5 out of 9) in 2024 have been implemented; the remaining 44% are under development.
  2. Increased adoption of environmentally friendly materials and technologies, including:

    • Low GHG products (e.g., Green Products, low CFP, low VOC paints)
    • Painting innovations reducing multiple coating layers and eliminating primers
    • Installation of air filtration (airflow) systems in residential units
    • Recycling roof tile waste into
    • paving materials.
  3. Received 8 external awards, including:

    • Product of the Year Award 2025 Supalai Elite Sukhumvit 39Masterplan for Thailand Supalai Lagoon Hua Hin (Asia Pacific Property Awards 2025)
    • Best Affordable Quality Awards Home (Living Insider Developer Awards 2025)
    • Best Concept Design Awards Condo (Living Insider Developer Awards 2025)
    • FIABCI Thai Prix Excellence Awards 2025 (Condominium category)
    • Elite Winner Hubexo Asia Awards 2025
    • Green Innovation Award
    • Energy Efficiency Label (No.5) Certification Electricity
    • Generating Authority of Thailand.

Strategy / Approach Operations

Environmental

  • Establish sustainable interior design guidelines Sustainable Interior Design.
  • Continuous use of environmentally certified materials (Green Products).
  • Innovations to reduce construction waste (e.g., recycling lightweight bricks for
  • landscaping).
  • Upcycling paint containers for organic waste composting to replace chemical fertilizers.
  • Promoting energy-saving innovations (e.g., EV charging stations).
  • 100% recycling of gypsum waste from construction processes.
  • Use of reusable plastic pallets to replace wooden pallets.
  • Reuse concrete waste for temporary on-site roads.
  • Use of cut-to-size pipes and fittings to minimize material waste.
  • Collaboration with partners to develop low-coat, primer-free paints.
  • Development of water filtration systems in storage tanks to improve water quality.
  • Innovation in multifunctional waste bins with integrated mailbox and parcel features.

Social

  • Upcycling lightweight brick waste into aroma stones to generate income for local communities.
  • Supporting employee participation in innovation-related training and seminars (internal and external).
  • Organizing HACKATHON C2C TECH X BY SUPALAI 2025 in collaboration with Suranaree University of Technology.

Business

  • Digital Mortgage Innovation project in collaboration with banks to enhance loan approval efficiency and reduce documentation processes.
  • SUPALAI EXPERIENCE HOME: construction innovation initiative.
  • Innovation Award program to encourage internal innovation.
  • Research and analysis of real estate innovations to enhance product development.
  • Utilization of consumer behavior research to drive value-added innovations.
  • Continuous participation in external innovation competitions.

Risks and Opportunities
Business Stakeholders

Key Risk

Insufficient monitoring and execution in implementing award-winning innovations by responsible functions.

Risk Appetite [2] : Low

Opportunity

  • Enhancing customer awareness and corporate image.
  • Improving operational efficiency.
  • Strengthening competitive advantage.
  • Development products aligned with customers needs and increasing sales Opportunity.

Opportunity

  • Enhancing consumers quality of life, economic growth, social development, and environmental sustainability.
  • Responding effectively to stakeholder needs and expectations.
  • Promoting continuous innovation in the real estate business.
  • Developing products aligned with ESG principles.
Material Sustainability Issues

Governance
  • Corporate Governance and Sustainable Development Committee
  • Organizational Sustainability Management Policy

Goals / Indicators 2025
  1. Business operations support the reduction of negative impacts on ecosystems and biodiversity through stakeholder engagement.
  2. Green space in low-rise projects ≥5% of saleable area.

Operational Outcome

  1. No complaints regarding project impacts on biodiversity and ecosystems.
  2. All low-rise projects maintained green space of at least 5% of total saleable area.

Strategy / Approach Operations
  • Conduct site assessments and prepare Initial Environmental Examination (IEE) and Environmental Impact Assessment (EIA) reports.
  • Establish grievance channels for biodiversity and ecosystem impacts at project sites and communicate to nearby stakeholders.
  • Comply with Company standards aligned with expert review committee requirements for EIA (buildings, land allocation, and community services).
  • Treat wastewater to meet regulatory standards prior to discharge. Implement community communication plans on impact mitigation, remediation measures, and monitoring results.
  • Preserve existing trees within project areas and replant within Company developments.
  • Utilize native plant species in project landscaping.
  • Organize reforestation activities (e.g., Forest for Well-being initiative).
  • Conduct biodiversity risk assessments and implement mitigation plans.
  • Establish guidelines for tree relocation and transplantation.
  • Use natural or treated water for landscape maintenance to reduce potable water consumption.
  • Convert organic waste (leaves and branches) into compost to replace chemical fertilizers and improve soil quality.
  • Apply bio-fermented solutions to enhance soil quality and plant growth without chemicals.
  • Utilize organic fertilizers to reduce chemical fertilizer usage.
  • Reuse existing soil within project areas to preserve ecosystems and enhance biodiversity.
  • Collaborate with government agencies on conservation of rare species, microbial solutions, and organic composting.
  • Organize environmental volunteer activities (e.g., coastal clean-up and marine conservation support).

Risks and Opportunities
Business Stakeholders

Opportunity

Enhancing operational management to minimize impacts on biodiversity and ecosystems, while mitigating reputational risk.

Key Risk

Potential impacts from construction activities on ecosystems and the environment, leading to biodiversity loss.

Risk Appetite [2] : Low

Material Sustainability Issues

Governance
  • Corporate Governance and Sustainable Development Committee
  • Efficient Resource Utilization Policy

Goals / Indicators 2025
  1. Reduced resource consumption at the Company’s headquarters as follows:
  2. Promote waste segregation through the Waste Separation campaign and Recycle Day at headquarters, contributing to carbon reduction of at least 10 TonCO2e per year.

Operational Outcome

  1. Reduced resource consumption at the Company’s headquarters as follows:

    2023 2024 2025
    Water Consumptions (unit) 104,374 107,060 92,995
    Electricity Consumption (Unit) 4,086,669 3,593,629 2,717,859
  2. Sort more, benefit more waste segregation project at the headquarters building, in collaboration with Recycle Day.

    • 2024: A total of 787.90kg of waste was separated, reducing carbon emissions by 2.61 TonCO2e, equivalent to 275 trees planted.
    • 2025: A total of 2,764.15 kg of waste was separated, reducing carbon emissions by 15.33
    • TonCO2e, equivalent to 1,487 large trees planted.

Strategy / Approach Operations

Resource Utilization

  • Replacement of 9W LED 6,400K light bulbs in common areas and restrooms at the Company’s Supalai Grand Tower to reduce electricity consumption.
  • Reuse of wastewater from the air conditioning system at the head office for watering plants and cleaning road surfaces.
  • Replacement of street lighting poles in project common areas with solar-powered lighting (Solar Cell) to reduce electrical wiring and electricity consumption, helping lower common area expenses.
  • Green building management at Icon Sathorn to enhance efficient water and energy utilization, with the office area certified under LEED Certified.
  • Implementation of energy-saving innovations such as Motion Sensor, Heat Wheel Energy Recovery, Precooled Evaporator, UVC air-conditioning disinfection system, Building Management System (BAS), and Lift Destination.
  • Replacement of the chiller system to improve cooling efficiency, together with the installation of CPMS (Chiller Plant Management System) to control and manage the cooling system based on actual load usage and enable real-time monitoring to reduce energy consumption.
  • All real estate development projects launched in 2025 utilize water-saving fixtures and sanitary equipment.
  • Replacement of sanitary fixtures with water-saving models at the head office.
  • Improvement of wastewater treatment system at the head office.
  • Optimization of electricity load to improve energy efficiency.
  • Improvement of equipment to reduce energy consumption in the wastewater treatment system.
  • Increased adoption of electric vehicles (EVs) and hybrid vehicles to replace fuel powered vehicles.
  • Installation of EV charging stations within the building.
  • Collaboration with Pankan Project to collect donated unused items for resale, with proceeds supporting scholarships for children under the Yuvabadhana Foundation.
  • Implementation of the Care the Bear Eat It All Reduce Global Warming (No Food Waste) campaign.
  • Organization of activities and campaigns to encourage employee and supplier participation in resource efficiency, such as PALI Supplier Day and waste separation campaigns.
  • Use of natural water sources within project areas or treated water to replace tap water for landscape maintenance in project common areas.
  • Adoption of Virtualization and Cloud Services in place of physical servers to reduce energy consumption.
  • Providing knowledge and awareness on energy conservation through the Company’s online platforms such as Facebook, TikTok, and Instagram.
  • Elevator system management through the installation of EMS (Energy Management System) to monitor elevator operations and the replacement of existing elevators with the energy-efficient Regent model.
  • Installation of VSD (Variable Speed Drive) in water pump systems to control operational speed and reduce energy consumption according to actual usage.
  • Replacement of snack and fruit packaging used in training sessions and meetings with
  • environmentally friendly containers.

Waste Management

  • Implementation of The More You Separate, The More You Gain waste separation project in collaboration with Recycle Day, achieving a carbon footprint reduction of 15.33 Ton2CO e, equivalent to 1,487 trees planted.
  • Implementation of the E-Waste project in collaboration with Advanced Info Service (AIS), collecting 20 kg of electronic waste, equivalent to a carbon footprint reduction of 0.123 Ton2COe or 14 trees planted.
  • Recycling of used sealant tubes into various products such as chairs, plant pots, and coasters.
  • Employee uniforms produced from recycled plastic totaling 97,720 pieces, reducing carbon emissions by 9.772 TonCO2e, and reducing ironing-related energy use by 36 Ton2COe per year, totaling 35.13 Ton2COe, equivalent to 3,652 trees planted.
  • Implementation of the SUPALAI SELF PROVED project to measure construction waste generated from the Company’s projects, aiming to reduce waste through construction innovation and improved planning under the Waste Management initiative.
  • Waste separation within projects into eight categories: organic waste, plastic, glass bottles, foam, paper, cans, plastic bottle caps, and food waste, with hazardous waste separated from non-hazardous waste for proper disposal and measurable outcomes.
  • Campaigns and awareness programs for residents within projects include providing color-coded waste bags based on waste categories.
  • Reuse of lightweight brick scraps to produce Aroma Stones, reducing greenhouse gas emissions by 0.002 kgCO e per piece, which are used as souvenirs in Company events.
  • Implementation of the New Gen Zero Waste project to separate recyclable waste.
  • Participation in climate-related initiatives and programs with external organizations.
  • LEED certification (Leadership in Energy and Environmental Design) for the office building at Supalai Icon Sathorn.

Risks and Opportunities
Business Stakeholders

Key Risk

Employees may lack consistency and sustainable implementation of efficient resources utilization, energy conservation, and waste management practices in them daily lives.

Risk Appetite [2] : Low

Opportunity

Planning resources utilization, including the adoption of innovations in production processes, to enhance resource efficiency and reduce impact on the climate, which may otherwise lead to natural changes that could adversely affect overall business operations.

Opportunity

Promoting efficient resources utilization habits among employees, extending to their families and society.

Material Sustainability Issues

Governance

Corporate Governance and Sustainable Development Committee Organizational Sustainability Management Policy


Goals / Indicators 2025
  1. Reduce Scope 1 and Scope 2 greenhouse gas (GHG) emissions by 40% from the Business-as-Usual (BAU) baseline by 2030.
  2. Achieve ISO 14064-1:2018 certification for organizational GHG emissions reporting.
  3. Obtain certification from the Thailand Greenhouse Gas Management Organization (TGO) for organizational carbon footprint disclosure.

Operational Outcome

  1. Total Scope 1 and Scope 2 GHG emissions amounted to 11,574 TonCO2e, representing a 4.28% reduction compared to 2024.
  2. Achieved ISO 14064-1:2018 certification for organizational GHG emissions reporting (March 2025).
  3. Achieved TGO certification for organizational carbon footprint disclosure (May 2025).

Strategy / Approach Operations
  • Participation in climate-related initiatives and programs with external organizations.
  • LEED certification (Leadership in Energy and Environmental Design) for the office building at Supalai Icon Sathorn.

Operational Outcome

  • Reforestation initiative Forest for Wellbeing with 36th Anniversary, Prachuap Khiri Khan.
  • Chiller system replacement to improve energy efficiency and reduce emissions.
  • Installation of EV charging stations at Supalai Grand Tower and Supalai Icon Sathorn.
  • Gradual transition to electric and hybrid vehicles for corporate fleet.
  • Adoption of mineral-based pool systems to reduce chemical usage.
  • Upcycling paint containers for organic waste composting to replace chemical fertilizers.
  • Installation of solar-powered street lighting to reduce electricity consumption.
  • Solar roof projects for sales offices, construction offices, clubhouses, show units, and parking areas.
  • Adoption of low-carbon materials and technologies in construction and product development.
  • Use of hydraulic cement to reduce CO emissions.
  • Use of certified green materials (e.g., SCG Green Choice).
  • Selection of low GHG products (e.g., low CFP, low VOC paints).
  • Participation in Care the Bear initiative to reduce carbon footprint.
  • Communication and awareness campaigns to achieve 40% GHG reduction target by 2030.
  • Preservation and relocation of existing trees within project areas.
  • Waste reduction campaigns for residents, including color-coded waste segregation.
  • Use of environmentally friendly cleaning products.
  • Use of organic fertilizers combined with chemical fertilizers to reduce environmental impact.
  • Employee uniforms made from recycled plastic, reducing 35.01 TonCO2e (equivalent to 3,640 trees)

Risks and Opportunities
Business Stakeholders

Key Risk

  1. Misalignment of initiatives or activities by responsible functions with the Company’s GHG emissions reduction targets.

  2. Insufficient knowledge and understanding among designated coordinators (Centers) responsible for data collection, communication with consultants, and internal knowledge transfer.

    Risk Appetite [2] : Low

Opportunity

Climate change challenges create Opportunity for the development of new products and improved business management approaches aligned with the Company’s operations.

The impacts of Climate change are becoming increasingly severe, including flooding from intensified rainfall, rising sea levels due to polar ice melt, heatwaves, and droughts.
Material Sustainability Issues

Governance

Corporate Governance and Sustainable Development Committee

  • Customer Treatment Policy
  • Personal Data Protection Policy

Quality System Review and Improvement Committee Quality Policy


Goals / Indicators 2025

No final court rulings indicating intentional

unfair treatment of consumers.

Operational Outcome

In 2025, there were no final court rulings indicating intentional unfair treatment of consumers.


Strategy / Approach Operations
  • ISO 9001:2015 certification covering endto-end processes, including delivery and aftersales services.
  • Extended warranty periods for condominium and low-rise projects beyond legal requirements.
  • Customer complaint, feedback, and maintenance request channels via hotline (1720) and online platforms.
  • Continuous development of the Supalai Sabai application.
  • Provision of certified technician listings (e.g., electrical, plumbing, interior works) via Supalai Sabai.
  • Customer knowledge sharing through various channels (e.g., Supalai Sabai).
  • Supalai Privilege Program offering discounts on healthcare, appliances, and moving services.
  • Promotion of solar roof adoption through Supalai Sabai Marketplace.
  • LINE OA: Supalai Care Providing guidance on home and condominium maintenance.
  • Green Home Loan Program in collaboration with financial institutions, offering preferential interest rates.
  • Use of project areas for community planting (e.g., vegetables and seasonal flowers).
  • Waste segregation awareness campaigns with provision of color-coded waste bags.
  • Customer surveys on satisfaction, behavior, and feedback to enhance products
  • and services.
  • Customer assistance programs during disasters (e.g., earthquakes, floods).
  • Collaboration with partners to provide discounts on construction materials for affected customers.
  • Share of the Month initiative within construction team meetings to share best practices.
  • Peer Reporting program as a channel for reporting issues or risks to ensure timely resolution for customers.

Risks and Opportunities
Business Stakeholders

Key Risk

Potential failure to meet product quality standards.

Risk Appetite [1] : Very Low

Opportunity

  • Strengthening competitiveness.
  • Enhancing corporate image.

Opportunity

Enhancing customer satisfaction across key aspects, including quality of life, safety, and value for money.

Material Sustainability Issues

Governance

Corporate Governance and Sustainable Development Committee

Social Treatment Policy


Goals / Indicators 2025

Conduct at least 15 social and community development activities per year.

Operational Outcome

In 2025, more than 19 social and community development activities were conducted.


Strategy / Approach Operations

Community and Social Support Activities

  • Panrak Project:

    • Collection and donation of relief items for flood victims in Northern Thailand, such as clothing, dried food, and cleaning supplies, through the Mirror Foundation.
    • Special Panrak Project campaign providing relief items for flood victims in Hat Yai in collaboration with Tham-Dee Foundation.
  • Waen Sang Suk Project: Eye examinations and eyeglasses provided to workers, contractors, suppliers, and nearby communities, achieving 152% of the target.
  • Nong Suk Dee, Pee Suk Jai Project: Health check-ups and influenza vaccinations provided to children of construction workers and children in nearby communities, achieving 177% of the target.
  • Pan Aun Klai Nao Project: Provision of essential supplies to help underprivileged students cope with cold weather caused by changing climate conditions. Pankan Project: Donation of unused items for resale, with proceeds supporting scholarships for children under the Yuvabadhana Foundation.
  • Suan Phak Srang Dee Project: Transformation of unused school space into fruit and vegetable gardens, including seed planting, organic fertilizer production, and income-generating skills development for students and nearby communities at Ban Chakna School, Chonburi Province.
  • Environmental activities such as the Pa Sang Suk Project (3rd edition).
  • Education Development Activities under the Supalai Srang Dee Project:

    • Establishment of the Huen Srang Dee Learning Center as a hub for childrens learning and activities, along with scholarships for outstanding students at Ban Muang Ka School, Chiang Mai Province.
    • Supalai Srang Dee Transforming Open Spaces into Playgrounds Project: Renovation of deteriorated activity areas into safe learning spaces, including activity yards, playgrounds, reading cabins, and football fields for the New Khlong Toei Development Community.
    • Support for the BAS CAMP OF GEN social development volunteer camp organized by the Faculty of Business Administration for Society, Srinakharinwirot University.
    • Support for Engineering Open House 2025 organized by the Faculty of Engineering, Thammasat University.
  • Participation in the Big Brother Project with the Thai Chamber of Commerce to strengthen the capabilities of new-generation Thai entrepreneurs through coaching and mentoring.
  • Scholarship grants provided in 2025

Job Creation for Communities and Society

  • Local employment within project areas, hiring residents from nearby communities or provinces for roles such as gardeners, housekeeping staff, and security personnel.
  • Recycling of crushed lightweight brick scraps into Aroma Stones, generating income for the Amban Community Enterprise in Mae Hong Son District, Chiang Rai Province.
  • Internship programs for university students.
  • Employment Opportunity for people with disabilities.
  • Knowledge-sharing activities as guest speakers in collaboration with local organizations such as schools and communities to promote development, awareness, and income generation for society.

Risks and Opportunities
Business Stakeholders

Key Risk

Community and social development activities may lack continuity in implementation.

Risk Appetite [2] : Low

Opportunity

  • Sustainable Business growth. Smooth implementation of project operations.
  • Enhancement of the Company’s reputation and credibilityamong communities and society.

Opportunity

  • Enhance communities capacity to generate livelihoods and increase their income.
  • Improves basic quality of life and supports environmental conservation.
Material Sustainability Issues

Governance

Nomination and Remuneration Committee

  • Human Rights Policy
  • Remuneration and Benefits Policy

Goals / Indicators 2025
  1. No employee complaints related to human rights violations or unfair labour practices.
  2. No human rights impacts arising from suppliers business operations.

Operational Outcome

  1. In 2025, no complaints were reported regarding human rights violations or unfair labour practices.
  2. In 2025, no human rights complaints were associated with suppliers business operations.

Strategy / Approach Operations
  • Adoption of Human Rights Due Diligence (HRDD) guidelines from the Securities and Exchange Commission of Thailand (SEC) to prevent and mitigate human rights risks, including ensuring internal implementation of policies.
  • Assessment of human rights risks and impacts across the Company’s operations, suppliers, contractors, and external parties, including remediation, mitigation, and grievance mechanisms for violations or unfair labour practices.
  • Human rights training programs for employees and business partners, covering topics such as human rights in the real estate sector, positive discipline for modern supervisors, and policies on misconduct and
  • Compliance with labor relations and welfare standards, receiving recognition as an outstanding establishment in 2025 from the Department of Labour Protection and Welfare.
  • Protection of privacy rights, including personal data protection (PDPA).
  • Provision of fair, inclusive, and sustainable compensation and benefits.
  • Revision of Company regulations to align with human rights principles and fair labor practices.
  • Provision of essential and equitable employee welfare.
  • Promotion of equal employment Opportunity without discrimination (e.g., disability, gender identity, age, religion, race).
  • Integration of human rights criteria into procurement processes.
  • Establishment of grievance channels on human rights and fair labor practices via email (Employee_feedback@supalai.com), with direct oversight by senior management

Risks and Opportunities
Business Stakeholders

Key Risk

  1. Potential unfair labor practices or discrimination, leading to reduced employee wellbeing and safety, possible legal actions, and reputational damage.

Risk Appetite [1] : Very Low

  1. Failure to integrate Diversity & Inclusion (D&I) principles into internal processes (e.g., recruitment, training, compensation, and benefits), which may result in discrimination based on gender, age, religion, or ethnicity and adversely affect corporate reputation.

Risk Appetite [1] : Very Low

Opportunity

  • Strengthening competitive advantage through a positive corporate image.
  • Enhancing talent attraction and retention by recruiting qualified employees and Retaining skilled personnel to sustain business competitiveness.
  • Advancing human rights practices, recognizing their cross-cutting impact on business operations and related risk areas.

Opportunity

  • Employees and stakeholders are treated fairly without discrimination
  • Employees of suppliers benefit from the Company’s collaboration with suppliers on human rights issues.
Material Sustainability Issues

Governance

Nomination and Remuneration Committee

  • Employee Development Policy
  • Employee Treatment Policy

Goals / Indicators 2025
  1. At least 90% of employees participate in the performance competency assessment as defined by the Company.
  2. At least 80% of employees participating in the competency assessment have an Individual Development Plan (IDP).

Target (2030)

100% of employees are assessed on the skills required for both current and future roles and participating in the Company’s employee development programs (starting in 2026).

Operational Outcome

  1. In 2025, 98% of employees participated in the competency assessment as defined by the Company.
  2. In 2025, 83% of employees who participated in the competency assessment had Individual Development Plans (IDPs).

Strategy / Approach Operations

Training and Employee Development

  • Annual training plan.
  • Individual Development Plans (IDPs).
  • Participation of employees in external training programs organized by professional and regulatory institutions (e.g., the Stock Exchange of Thailand, the Engineering Institute of Thailand, and the Department of Skill Development), including joint training with business partners.
  • Professional and construction standards training for engineers, maintenance technicians, and contractors.
  • Organization-wide capability development through the Agile Program.
  • Competency and behavioral assessments based on Agile Competency principles.
  • On-the-job training and coaching.
  • Gamification-based learning through the Supalai Life platform.
  • Cybersecurity awareness training for employees and executives.
  • Digital skills capability assessment linked to the sustainability pillar on Innovation under the DIGITAL Capability Assessment program.
  • Technical skills training (e.g., AI Forum, Data-Driven Decision Making for Enhanced Productivity, and construction safety).
  • Cross-functional professional skills training. Diversity & Inclusion
  • ESG and ethics training, including:

    • ESG: Closer Than You Think.
    • ESG: The First Step Toward Sustainability.
    • Waste segregation and management.
    • Anti-corruption.
    • Diversity & Inclusion.
    • Fundamentals of corporate sustainability and sustainable development.
    • Human rights for the real estate sector.
    • Seminar on Positive Discipline for Modern Supervisors.
    • Training on policies regarding misconduct and harassment.
    • Online learning programs under
    • Supalai x SkillLane.

Activities and Benefits Supporting Employee Development

  • Scholarship programs.
  • Employee welfare and essential benefits.
  • Employee engagement survey program.
  • Welfare Committee and Supalai Relations Club.
  • Competitive compensation benchmarking with industry standards.
  • SPL Book Club program, including book recommendations, board games, and a book lending service.
  • Talent and successor development programs.
  • Activities promoting awareness of Agile Way behaviors.
  • Environmental awareness initiatives are embedded in the corporate culture.
  • Recruitment and development of future leaders through the Manager Trainee program.

Risks and Opportunities
Business Stakeholders

Key Risk

  1. Employee development may not fully align with the competencies required for each position, resulting in insufficient skills and knowledge necessary for job performance and daily work. Risk Appetite [2] : Low
  2. Supervisors may lack clear guidelines for developing employees in alignment with required competencies.

Opportunity

  • Strengthening employee capabilities in alignment with the Company’s strategic direction. Enhancing employee competencies to support the Company’s long term strategic objectives.
  • Adoption of Agile practices to improve organizational capability and competitiveness in a rapidly changing environment.

Opportunity

  • Employees receive fair and transparent performance evaluations.
  • Employees are provided with equal Opportunity for career growth and development
Material Sustainability Issues

Governance
  • Corporate Governance and Sustainable Development Committee
  • Safety, Occupational Health, and Working Environment Policy.

Goals / Indicators 2025
  1. Zero work related fatalities among employees.
  2. Zero severe work-related injuries among employees.

Operational Outcome

In 2025, there were no work-related accidents resulting in severe injury, permanent disability, or fatalities among employees.


Strategy / Approach Operations
  • Establishment and annual review of the Company’s safety policy.
  • The Safety Committee conducts inspections, gathers findings, and reports improvement measures to management.
  • Safety inspections conducted by the Safety Committee, management team, internal audit, and IQA.
  • Monthly safety inspection checklists for project safety officers, with results reported at the monthly project meeting.
  • Occupational safety manuals and guidelines.
  • Installation of safety signage at construction site entrances to raise awareness and enforce safety practices.
  • All Safety Committee members attend certified training on occupational safety, health, and working environment for establishments.
  • Training programs for Executive-Level Safety Officers for supervisory-level employees to oversee workplace safety.
  • Training on occupational safety, health, and working environment for all new employees.
  • Establishment of a Business Continuity Plan (BCP) and Disaster Recovery Plan (DRP).Firefighting training provided to at least 40% of employees in each area.
  • Annual fire evacuation drills for employees.
  • Provision of safety equipment for employees and suppliers.
  • Annual SAFETY GAME and SAFETY COIN activities to raise awareness of occupational safety, health, and working environment.
  • Engagement with suppliers to promote and implement safety practices within their operations.

Risks and Opportunities
Business Stakeholders

Key Risk

  1. Employees may fail to comply with safety regulations, requirements, or safety manuals.

Risk Appetite [1] : Very Low

  1. Unsafe working conditions, work procedures, and inadequate supervision, where supervisors may not sufficiently establish safe work practices and ensure a safe working environment.

Risk Appetite [1] : Very Low

Opportunity

Continuous improvement in safety risk management, strengthening the Company’s safety performance and corporate reputation.

Opportunity

  • Employees work in a safe environment with improved morale.
  • Employees of suppliers benefit from suppliers cooperation with the Company on occupational safety, health, and working environment through the Code of Conduct and workplace visits.
Material Sustainability Issues

Governance

Corporate Governance and Sustainable Development Committee

  • Policy on Treatment of Shareholders, Customers, Partners, Creditors, Competitors.
  • Consider approving the Employee Code of Conduct.
  • Oversee compliance with good corporate governance criteria.
  • Support and promote knowledge dissemination.
  • Internal Information Usage Policy.
  • Conflict of Interest Policy.
  • Policy on Reporting Conflicts of Interest.
  • Information Disclosure and Public Dissemination Policy.

Goals / Indicators 2025
  1. Received a 5-Star CG Rating.
  2. Received the ASEAN Asset Class PLCs Award under the ASEAN CG Scorecard.
  3. Received the Outstanding Ethics Award from the Thai Chamber of Commerce.

Operational Outcome

  1. Received a 5-Star CG Rating (Excellent Category) in 2025, for the 13th consecutive year.
  2. Received the ASEAN Asset Class PLCs Award under the ASEAN CG Scorecard for 2024, with the results announced in July 2025.
  3. Received the Outstanding Ethics Award from the Thai Chamber of Commerce (23rd year), in 2025.

Strategy / Approach Operations
  • Assessment of employees ESG awareness across three dimensions, with results analyzed using SPSS and PAM (Marketing Automation Platform) and reported to the Corporate Governance and Sustainable Development Committee.
  • ESG training for employees through the Supalai Coin Next platform: ESG Journey The First Step Toward Sustainability.
  • Improvement of the Corporate Governance Policy and Code of Conduct to enhance clarity and readability.
  • Achievement of a full score (100 points) in the AGM Checklist for the 13th consecutive year.
  • Knowledge assessment tests for employees on corporate governance, internal control, and anti-corruption.
  • Implementation of corporate governance practices with monitoring, evaluation, and reporting processes covering:

    • Shareholder rights and equitable treatment of shareholders.
    • Treatment of stakeholders.
    • Disclosure and transparency.
    • Responsibilities of the Board of Directors.
  • Communication of corporate governance knowledge through employee-friendly materials.
  • Communication of corporate governance knowledge through employee-friendly materials.
  • Disclosure of conflicts of interest.
  • Employees are required to acknowledge and sign the Code of Conduct and Company policies through the Supalai Skills platform to ensure understanding and compliance with corporate governance principles.

Risks and Opportunities
Business Stakeholders

Key Risk

Operations may not comply with the requirements of the Stock Exchange of Thailand and external regulatory authorities. Risk Appetite) [2]: Low

Opportunity

Establishing a strong foundation for sustainable business operations.

Opportunity

  • Stakeholders benefit from the Company’s economic contributions, including income generation, employment Opportunity, and participation in social and environmental stewardship.
  • Investors gain confidence that their investments are managed appropriately and in the best interests of the business.
  • Suppliers enhance their reputation through collaboration with the Company on ESG initiatives.
Material Sustainability Issues

Governance

Risk Management Committee

  • Define material sustainability issues.(Key Materiality).
  • Assess the impact of sustainability issues on stakeholders.
  • Prioritize material sustainability issues (Materiality Matrix).
  • Define policies and propose risk management approaches.
  • Define Key Risks.
  • Assess Risk Level.
  • Define acceptable risk levels (Risk Appetite).
  • Define risk indicators.
  • Table showing assessment of likelihood and impact (Risk Matrix).
  • Provide advice / define policies and propose additional risk management approaches to line managers (Risk Mitigation Plan).
  • Support activities to build knowledge and understanding of risk management.
  • Oversee the emergency response plan.
  • Provide a platform for stakeholder feedback

Goals / Indicators 2025

Assessment and establishment of risk management plans for key enterprise risks and sustainability-related risks of the Company, achieving a SET ESG Ratings score of 95 in the Risk and Crisis Management category from the Stock Exchange of Thailand (SET).

Operational Outcome

The sustainability assessment result in risk management from the Stock Exchange of Thailand in 2025 scored 89 points in the Risk and Crisis Management category.


Strategy / Approach Operations
  • Risk management covers sustainability issues (ESG Risks) and enterprise risks, including strategic, operational, financial, regulatory, cyber, and emerging risks.
  • Annual risk review conducted by the Risk Management Unit and relevant departments, considering risks from:

    1. Internal factors (SWOT Analysis).
    2. External factors (PESTEL Analysis), including business environment surveys based on various statistics.
    3. Global risk reports such as the Global Risks Report by the World Economic Forum.
    4. Annual focus group discussions with external stakeholders on topics such as product image, services, governance, sustainability, corporate image development, risk assessment, and stakeholder expectations to support sustainable development (Environmental, Social and Governance: ESG).
    5. Other stakeholder feedback channels.
    6. Review by the Risk Management Committee to consider risk mitigation measures in line with the Company’s risk appetite (presented four times per year), with monthly updates reported to the committee via the Group Line platform.
  • Risk management is also implemented at the departmental level and reviewed annually.
  • Initiatives to promote enterprise-wide risk management practices, including:

    1. Risk-Based Audit processes.
    2. Assessment of employee’s knowledge on risk management.
    3. Communication of risk management knowledge through easy-to-understand materials

Risks and Opportunities
Business Stakeholders

Key Risk

The Company’s risk assessment may not fully cover all significant risks arising within the organization.

Risk Appetite) [2] : Low

Opportunity

  • Enhancing awareness of potential threats and reducing possible losses.
  • Establishing a knowledge database to support management and operational efficiency.
  • Creating value in operations and strengthening the Company’s corporate image.
  • Aligning organizational development toward common goals.
  • Improving the efficiency of management and resource allocation.
  • Supporting the achievement of organizational objectives while reducing potential obstacles or unexpected events.

Opportunity

Stakeholders receive both direct and indirect benefits from the Company’s risk management practices across social, environmental, and economic aspects.

Material Sustainability Issues

Governance

Audit Committee

  • Oversee compliance with the self-assessment criteria for CAC certification, including consideration of policies related to anti-corruption, as follows:

    1. Risk Assessment
    2. Anti-Corruption Risk Prevention Measures
    3. Policies and Practices
    4. Personnel Management
    5. Communication
    6. Whistleblowing
    7. Review and Audit
    8. Receiving complaints and defining solutions to prevent recurrence.

Corporate Governance and Sustainable Development Committee

Ensure that the Supplier Code of Conduct includes anti-corruption issues.

Board of Directors

Oversee compliance with the anti-corruption enhancement plan of the JUMP+ project.


Goals / Indicators 2025
  1. No complaints related to corruption.
  2. Maintain 3 Star CAC status.
  3. Receive the CAC Change Agent Award continuously.

Long-term Plan (2028).

  1. Achieve the 3rd consecutive renewal of certification as a member of the Thai Private Sector Collective Action Against Corruption (CAC).
  2. At least two suppliers that declare their commitment to CAC obtain CAC certification.

Operational Outcome

  1. In 2025, no complaints related to corruption was reported.
  2. The Company received CAC 3 Star status for the 4th renewal of certification from the Thai Private Sector Collective Action Against Corruption (CAC) in 2025.
  3. The Company received the CAC Change Agent Award in November 2025.

Strategy / Approach Operations
  • Implementation of anti-corruption measures in accordance with the CAC assessment conducted by the Thai Institute of Directors Association (IOD).
  • Monitoring and compliance with the criteria of the Thai Private Sector Collective Action Against Corruption (CAC).
  • Received the CAC Change Agent Award for the 4th consecutive year, with the award ceremony held on 24 November 2025.
  • At least two suppliers that declare their commitment to CAC obtain CAC certification within three years (2025-2028).
  • At least 10 SME suppliers, subsidiaries, and key business partners that conduct business with the Company declare their commitment to CAC each year.
  • Participation as a speaker at the CAC Change Agent Day event to support transparent business practices and strengthen anti-corruption efforts, while building an anticorruption network and offering special discounts to suppliers that declare their commitment with the Company.
  • Communication of whistleblowing channels via Email: anti-corruption@supalai.com
  • Promotion of employee roles and participation in preventing and combating corruption.
  • Development of knowledge assessment tests on corporate governance, internal control, and anti-corruption for employees.
  • Assessment of the adequacy of the internal control system.
  • Review of the Companys operational systems.
  • Preparation of a gap analysis and implementation of improvement actions in accordance with the required criteria.
  • Communication on anti-corruption to employees and suppliers to raise awareness through channels such as the website, intranet, email, and Line groups.

Risks and Opportunities
Business Stakeholders

Key Risk

Operations may not comply with the criteria of the Thai Private Sector Collective Action Against Corruption (CAC).

Risk Appetite [2]: Low

Opportunity

  • Enhance competitiveness and strengthens the Company’s reputation.
  • Reduces unnecessary costs in business operations.

Opportunity

  • Builds confidence in investment and product purchases.
  • Suppliers are informed about the Company’s Anti- corruption policy, helping reduce them operational costs.
  • Suppliers gain knowledge from participating in SME seminars organized by the Thai Private Sector Collective Action Against Corruption (CAC).