Founded in 1968, Three Sinha, a household name in Sri Lanka, has an impressive 40-year legacy of partnership with our customers, solving their toughest problems in the steel building industry. We are proud of our reputation as a solution provider and as an innovator and our corporate culture is based on dedication, respect, and continuous improvement. We have ventured in to diverse areas in construction industry such as Steel buildings and Roofing, Roller Doors and Roller Shutters, Steel and Aluminium Fabrications, Stainless Steel Railings etc. At Three Sinha, we have a clear vision for the future and understand how to manage the changes necessary to reach.