Environmental

Electricity Energy Management (GRI 302)

20 November 2025

In 2024, Supalai recorded total electricity consumption across its headquarters and 220 construction projects. The Company emphasizes efficient energy management, covering lighting systems, air conditioning, and proper maintenance of energy control equipment to reduce energy usage. The total electricity consumption in 2024 was 21,854,091.19 kWh, an increase from 2023, which recorded 18,173,146.29 kWh.

Total electricity consumption (kWh) 2023 2024
Total electricity 18,173,146.29 kWh 21,854,091.19 kWh

Electricity consumption of Supalai in 2024, classified by main business units along with the percentage share of total energy use, is as follows:

  • Headquarters consumed 3,592,920 kWh per year, accounting for 16.44% of total energy use, reflecting relatively high electricity consumption due to being the operational center with large-scale air conditioning, lighting, and office equipment.
  • High-rise projects (sales offices) used 426,551 kWh per year, representing 1.95% of total energy use. Electricity consumption in this segment is relatively low as these areas are temporary during project sales.
  • Low-rise projects consumed the highest amount of electricity at 17,832,258.45 kWh per year, accounting for 81.60% of total energy use, as this segment covers construction sites and common areas across multiple projects.
  • Electricity use for vehicles amounted to 2,991.74 kWh per year, representing only 0.01% of total energy consumption, a very small proportion compared to the overall use.

In 2024, total electricity consumption of the Company was 21,854,091.19 kWh per year. This data indicates that energy management in low-rise projects has the greatest impact on the organization’s overall energy savings, followed by electricity management at the headquarters.

Business unit Year 2024
Electricity consumption (kilowatt-hours/year) Percentage of total energy consumption
Head Office 3,592,920 16.44%
High-Rise Projects (Sales Offices) 426,551 1.95%
Head Office 3,592,920 16.44%
Low-Rise Projects 17,832,258.45 81.60%
Electricity Consumption for Vehicles 2,991.74 0.01%
Total 21,854,091.19 100%
Information on Energy Management: Electricity

Electricity Consumption of the Company (*)

2022 2023 2024
Total electricity consumption (kWh) 16,165,476.89 18,173,146.29 21,854,091.19
Purchased electricity (kWh) 16,165,476.89 18,173,146.29 21,854,091.19
Electricity consumption per total number of employees (kWh/person/year) 11,860.22 12,629.01 14,716.56

Additional note: (*) Excluding electricity consumption from external organizations

Electricity Expenditure of the Company (*)

2022 2023 2024
Total electricity expenses (Baht) 30,434,821.00 30,434,821.00 30,434,821.00
Percentage of electricity expenses to total expenses (%) 0.12 0.14 0.14
Percentage of electricity expenses reduction compared to the previous year (%) 0.09 0.09 0.09
Electricity expenses per total number of employees (Baht/person/year) 22,329.29 22,329.29 22,329.29

Additional note: (*) Excluding electricity expenses from external organizations

Information on Energy Management: Fuel and Energy

Volume of Fuel and Energy Consumption by the Company

2022 2023 2024
Diesel (liters) 62,051.96 90,986.69 81,536.30
Gasoline (liters) 173,022.37 20,242.51 47,655.14

Additional note: Excluding fuel and energy consumption from external organizations.

Fuel and Energy Expenditure by the Company (*)

2022 2023 2024
Total Fuel and Energy Expenditure (Baht) 2,349,433.43 4,177,520.70 4,340,105.42
Proportion of Fuel and Energy Expenditure to Total Expenses (%) 0.01 0.02 0.02
Proportion of Fuel and Energy Expenditure to Revenue (%) 0.01 0.01 0.01

Additional note:

(*) Excluding electricity expenses from external organizations.

(**) Including fuel and energy expenses in total expenses.

Information on Total Energy Management (Electricity + Fuel and Energy)

Total Energy Consumption of the Company

2022 2023 2024
Total Energy Consumption (GJ) N/A N/A 0.00

Total Energy Consumption per Unit of the Company

2022 2023 2024
Total Energy Consumption (GJ) (*) N/A N/A 0.00000000

Additional note: (*) Including energy expenses in total operating expenses.