Lassila & Tikanoja Oyj engages in environmental management and maintenance services. It operates through the following segments: Environment Services, Industrial Services, Facility Services Finland, and Facility Services Sweden. 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 Finland segment provides support services and services for cleaning, property maintenance, real estate management as well as repair and renovation services. The Facility Services Sweden includes support services and services for cleaning and technical services in Sweden. The company was founded by Josef Lassila and Frithjof Tikanoja in 1905 and is headquartered in Helsinki, Finland.