Semac Construction Limited provides integrated design, engineering, procurement, construction, and consultancy services for commercial and industrial projects in India. The company engages in the business of engineering and procurement contractors, general engineers, mechanical engineers, process engineers, civil engineers, general mechanical and civil contractors, architectural structural, mechanical, electrical, plumbing, and fire suppression, as well as offers project management services. It also constructs, builds, develops, maintains, operates, owns, and transfers infrastructure facilities, including housing, roads, highways, bridges, airports, ports, rail systems, water supply projects, irrigation projects, water treatment systems, solid waste management systems, inland water ways and ports, and allied activities. The company was formerly known as Semac Consultants Limited and changed its name to Semac Construction Limited in May 2025. Semac Construction Limited was incorporated in 1962 and is headquartered in Gurugram, India.