- CEO
- Naruechon Dhumrongpiyawut
- Full Time Employees
- 1,222
- Sector
- Utilities
- Industry
- Alternative power generation
- Address
- No. 548, One City Centre (OCC) Building Bangkok BM Thailand 10330
- IPO Date
- Oct 19, 2010
- Business
- Gunkul Engineering Public Company Limited (GUNKUL.BK), founded in 1982 and headquartered in Bangkok, Thailand, manufactures and distributes electrical system equipment including high-voltage products, distribution lines, grounding systems, ground rods, clamps, welding powder, molds, lightning protection systems, solar power production systems, LEDs, and GRoof; generates and sells electricity from renewable sources such as solar and wind power plants; provides engineering procurement and construction (EPC) services for power stations, transmission lines, submarine cables, microgrids, and energy storage systems; and offers operation and maintenance (O&M) services across Thailand, Japan, Vietnam, Malaysia, and other Asian markets. The company operates through segments encompassing manufacturing and trading of over 5,000 electrical products for transmission and distribution to government and private sectors; power production via subsidiaries like Gunkul Solar Powergen, Gunkul One Energy, and Gunkul Power Development; turnkey construction; and maintenance, with a portfolio of 50 subsidiaries targeting industrial, commercial, and community customers in renewable energy infrastructure. Recently, GUNKUL completed the acquisition of additional shares in Gunkul Power Generation Co., Ltd. from Chubu Electric Power International B.V. on November 20, 2024, increasing ownership from 51% to 100% and converting it to a full subsidiary with 30.9 MW capacity; formed a strategic joint venture in June 2025 with Gulf Renewable Energy, selling 50% stakes in Gunkul Solar Powergen and Gunkul One Energy 2 for THB 704 million to co-develop 9 solar projects totaling 460.8 MW under 25-year PPAs with EGAT, including solar farms and battery storage systems slated for 2026-2030 operation; signed PPAs for 190.2 MW and an additional 31 MW solar projects with EGAT; established a Japanese subsidiary for renewable development; repurchased 280.92 million treasury shares; appointed a new global inverter and battery distributor role targeting 100 MW deliveries in 2025; and reported Q3 2025 net profit of THB 457 million amid strong solar/wind performance and cost efficiencies, with 17 awarded FiT projects at 832.4 MW under construction.