Therapak Corporation is one of the leading suppliers of diagnostic test kits used by hospitals, physicians, laboratories and pharmaceutical companies throughout the world. Therapak's assembly operation provides a range of customized specimen collection and transport kits, which are designed for direct distribution to collection sites and return shipment to a clinical testing laboratory. The company has a broad base of medical and laboratory product manufacturers, which provide Therapak with resources for the design, development and assembly of diagnostic test kits that meet regulatory requirements for safety and transport. The company s custom kits are manufactured in Therapak's good manufacturing practice (GMP) compliant facility. The company also offers peripheral services, such as contract manufacturing for retail marketing, warehousing services for ambient and cold storage of biotechnology reagents and molecular biology kits, and distribution of products to testing laboratories throughout the United States. Therapak is located in Irwindale, Calif.