TTL Associates, Inc.

Established in 1927 as Toledo Testing Laboratory, TTL Associates, Inc. has grown to be a full-service environmental, testing, and geotechnical engineering firm, serving private and public entities throughout the United States.

Established under the leadership of Thomas R. Uhler, P.E., President & CEO as a Service Disabled Veteran Owned Small Business and is EDGE certified. TTL has grown to multiple locations throughout Ohio and Michigan.

TTL’s staff includes certified industrial hygienists, professional engineers, professional geologists, hazardous materials managers and technicians, environmental microbiologists, AHERA building inspectors and management planners, lead-based paint inspectors and risk assessors, environmental project management analysts, certified roof inspectors, certified mold, asbestos and lead inspectors, environmental research scientists and technicians, drilling experts, and geotechnical engineers.

TTL’s staff is supported by a Certified Independent Construction Laboratory for Quality Construction Material Testing Services.

Our clients are commercial and industrial corporations, private owners, educational facilities including school systems, colleges and universities, retail, architectural, engineering, construction, development firms, and public entities including city, county, state and federal agencies.

TTL’s Management Team is “hands-on,” involved with your project from beginning to end, and are available to answer any questions at any time.

Our team strives to be responsive, honest and committed to providing you with experience, manpower, resources and the equipment needed for a successful project.

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