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GTI is poised to serve as your testing partner. With a history of more than six decades of analysis and developing solutions for the natural gas industry – and state-of-the-art laboratories, test facilities, and equipment at our Illinois headquarters and across the country – we are your single source for the performance of both standardized and custom tests.

Materials and analytical testing. GTI Testing Laboratories (accredited by the American Association for Laboratory Accreditation in compliance with ISO/IEC 17025) specialize in performing ASTM and ISO tests, as well as customized analysis of metals, plastics, and composite materials for the natural gas, power generation, and water industries – and quality testing for other industries.

Environmental and forensics testing. Our environmental forensic tools and trace environmental analyses can be leveraged to identify contaminants in air, water, soil, and sediment.

Drilling field testing. The drilling professionals at GTI Catoosa, the GTI drilling test facility near Tulsa, help customers find ways to reduce exploration and production costs. A wide range of services are available – for the evaluation of advanced drilling to formation evaluation and completion technologies associated with the drilling of natural gas and oil wells.