"TRI Environmental is an independent, third party, global materials testing and research company with service centers in the United States, Brazil, Australia, China and India. TRI performs testing services for a wide range of materials including geosynthetics, pipe, soils, aggregates, rock, metals, concrete, and polymers. TRI also serves as a third party research, sampling, and manufacturing auditing firm supporting quality assurance and material verification in support of critical materials procurement projects. TRI is unaffiliated with any manufacturer or engineering firm, and thus provides non-competitive services to government, regulators, manufacturers, engineering firms, contractors, and installers.