Intertek Caleb Brett is among the leading international service providers for laboratory and inspection related services. It has an earned reputation for confidentiality and offers a wide range of professional services to global standards. Markets and industries serviced by the company include petroleum, chemicals, minerals, polymers, agricultural, consumer, food, pharmaceutical, life science and electronics. Intertek testing facilities are ISO 9000 certified and a growing number are ISO 17025 accredited. The business testing activities include the analysis of crude oil and refined products, chemicals, consumer products, pharmaceuticals, metals, polymers and food. Intertek Caleb Brett maintains a location in Houston.