CTLGroup Email Format
Civil EngineeringUnited States51-200 Employees
CTLGroup is a globally recognized engineering consulting and testing firm specializing in structural condition assessment, forensic engineering, and construction materials testing. With 100+ years of experience and projects in 70+ countries, we combine accredited laboratories with expert consultants in engineering, architecture, and science. We are ISO-9001 certified, and our accredited ISO 17025 and AASHTO labs ensure reliable results in materials characterization, failure analysis, and infrastructure performance. Clients trust CTLGroup to deliver objective, research-based solutions that enhance safety, durability, and value in the built environment.