Pre-Built Public Company Limited, together with its subsidiaries, engages in the construction contractual business in Thailand. The company offers building construction, including office and commercial buildings, residential project, shopping complex, hospital, school, and others; warehouse and factory construction; and system works, such as wastewater treatment, electrical, water supply and sanitary, and air conditioning systems. It also provides public utility works for communication, transportation, and infrastructure projects; design and construction services; and interior design services comprising consultation, contract, design, and building of furniture, wood jobs, steel, stones, and signage. In addition, the company manufactures and sells precast floor products; and develops and sells real estate properties. It serves government organizations, state enterprises, and private companies. The company was founded in 1995 and is headquartered in Nonthaburi, Thailand.