Lassila & Tikanoja Oyj engages in environmental management and maintenance services. It operates through the following segments: Environment Services, Industrial Services, Facility Services, and Renewable Energy Sources. The Environment Services segment consists of the waste management and recycling business. The Industrial Services segment covers solutions for industrial material flows and their utilization, industrial process cleaning solutions, collection and disposal of hazardous waste and sewer system maintenance and repair solutions. The Facility Services segment provides services for cleaning, office support, property maintenance, maintenance of technical systems and damage repair. The Renewable Energy Sources segment provides wood-based biofuels, recovered fuels and forestry services. The company was founded by Josef Lassila and Frithjof Tikanoja in 1905 and is headquartered in Helsinki, Finland.