General Info

Established in 1927 as Toledo Testing Laboratory, TTL Associates is a full-service environmental and geotechnical engineering firm that offers a range of testing services to clients in the public and private sectors throughout the United States. The company provides inspection, geotechnical engineering, probing and drilling services. It also offers asbestos hazard evaluation and roof inspection services. The company maintains a certified independent construction laboratory that provides quality construction material testing services. It serves clients in the commercial, industrial, educational and government sectors. The company s clients include retail stores, banks, gas stations, restaurants, schools, colleges, county departments and government agencies. It manages a staff of inspectors, risk assessors, geotechnical engineers and trainers. TTL Associates maintains a location in Plymouth, Mich.