Chicago Testing Laboratory, Inc.
ConstructionIllinois, United States51-200 Employees
Chicago Testing Laboratory, Inc. is a mid-sized firm serving the construction industry from Warrenville, Illinois. Founded in 1912, the company emphasizes trust and professional integrity in its work. It conducts testing and quality assurance for materials including asphalt and asphalt materials, liquids, aggregates, concrete, and soils, and also provides inspection, training, consulting, and research services. Its services help clients ensure material performance, regulatory compliance, and project quality by providing technical expertise across the construction process. As a longstanding laboratory with a nationwide reputation for professionalism and service, CTL aims to be a preferred engineering and construction management partner.