J.R.W. Utility Public Company Limited engages in the design, procurement, construction, and installation of electrical power, and telecommunication and information technology systems in Thailand. It operates in two segments, Contract Services and Sales of Electronics Equipment. The company is involved in the construction of high voltage transmission line systems; construction and installation of high-voltage substations and related equipment; construction work to change overhead power lines to underground power lines; and infrastructure planning, setting up the core network, software and application system designing, and setup of other equipment services. It also offers repairing and maintaining electrical and telecommunication systems, and information technology equipment. In addition, the company engages in the contractor, consultation, installation, repair, inspection, trading, and distribution of tools, equipment, and materials relating to electricity, civil, mechanical, electronic, security equipment, and various types of telecommunication systems. The company was incorporated in 1993 and is based in Bangkok, Thailand.