ELMAX Co., Ltd. has been established for over 2 decades. We are experts in consulting, designing, constructing and installing complete electrical systems. High-voltage electrical systems 115kV and 22kV, both above-ground and underground, inside and outside the building, as well as equipment maintenance, improvement and inspection, including renewable energy.
ELMAX realizes the importance of electrical maintenance work for factories and all types of buildings. Therefore, Power78 Co., Ltd. was established in 2024 specifically to meet the electrical maintenance needs of condo customers in Bangkok.
The Power78 team is ready and will never stop developing to provide a ONE STOP SERVICE for our customers with electrical system maintenance and repair services.

ELMAX CO.,LTD.'s past work has more than 100 projects for both government and private sectors. Examples of past clients for both installation and maintenance work include:

Private sector

1.United Aluminum Industry Co.,Ltd.

2.European Food Public Co.,Ltd.

3.European Snack Food Co.,Ltd.

4.Taokaenoi Food & MarketingPublic Co.,Ltd.

5.Siam Pencil Co.,Ltd.

6.Nidec Electronics (Thailand) Co.,Ltd.

7.Bangplee Cotton Industry Co.,Ltd.

8.F&N United Co.,Ltd.

9.Thai Silk Industries Co.,Ltd. (Jim Thompson)

10.Kasisuri Co.,Ltd.

11.Ruammitr Group Co.,Ltd.

12.Haier Electric (Thailand) Public Co.,Ltd.

Public sector

1.Provincial Electricity Authority (PEA)

2.Metropolitan Waterworks Authority (MWA)

3.Electricity Generating Authority of Thailand (EGAT)

4.The Botanical Garden Organization (Chiang Mai)

5.Rajamangala University of Technology Rattanakosin

6.TOT Public Co.,Ltd.

7.Phranakhon Rajabhat University

8.Suan Sunandha Rajabhat University

9.King Mongkut's University Technology Thonburi (KMUTT)

10.Aeronautical Radio of Thailand Co.,Ltd.

11.Sattahip Naval Base

12.Kasetsart University Sriracha Campus