33439 Western Avenue, Union City, CA 94587-3201

WESTPAK, Inc. is a 3rd-party, independent test laboratory specializing in product and package testing. Our facilities are accredited to ISO/IEC 17025 by the American Association for Laboratory Accreditation (A2LA) as well as certified by the International Safe Transit Association (ISTA) to perform a wide variety of testing. Founding Westpak in 1986, Herb Schueneman placed integrity and customer service at its core. Over 35 years later, and now 100% employee-owned, we proudly continue that tradition.

Union City is situated between the cities of Hayward to the north and Fremont to the south. It's conveniently located near major highways, making it accessible to other Bay Area cities and Silicon Valley. It has a mix of residential, commercial, and industrial areas. It hosts several corporate headquarters and industrial parks, contributing to its economic stability and growth. Union City is well-connected via public transportation, including BART (Bay Area Rapid Transit) stations, AC Transit bus routes, and easy access to major freeways.

Overall, Union City offers a suburban feel with urban amenities, making it an attractive place to live for families, professionals, and individuals seeking a diverse community within the Bay Area.