Golden West Diagnostics, LLC (GWD) is a leading manufacturer of high-quality components for further manufacturing and research, proudly ISO 13485:2016 certified since 2015. As a key player in the in-vitro diagnostic industry, GWD is committed to delivering innovative and reliable solutions that meet stringent quality standards.

Our journey began in 2015 as a subsidiary of Golden West Biologicals, Inc., leveraging decades of expertise and a solid foundation established since 1989. 
GWD quickly rose to prominence by addressing significant gaps in the industry, offering custom OEM solutions that account for approximately 60% of our business. This flexibility allows us to work with a wide range of products and processes, providing tailored, cost-effective solutions that consistently meet and exceed customer requirements.

At GWD, we specialize in manufacturing human matrices for the preparation of controls and standards, human and animal purified proteins, and human serum AB. Our flagship product line, Mass Spect Gold, features ultra-low analyte matrices ideal for vitamins, steroids, hormones, and toxicology testing, ensuring precise and reliable results for advanced scientific studies.

Golden West Diagnostics, LLC is dedicated to continuous innovation, expanding our product offerings, and developing new solutions to meet the evolving needs of the industry. Our commitment to quality, value, and customer satisfaction makes us a trusted partner in the field of diagnostics.

Golden West Diagnostics, LLC

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Golden West Diagnostics, LLC

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