GMW Associates
San Carlos, CA Doing business as GMW Associates Inc.
- UEI
- D69RTQNNVGP4
- CAGE
- 0R1W9
- Primary NAICS
- 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- NAICS codes registered in SAM.gov
-
- 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables Primary
- 334510 Electromedical and Electrotherapeutic Apparatus Manufacturing
- 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
- 334512 Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
- 334514 Totalizing Fluid Meter and Counting Device Manufacturing
- 334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
- 334516 Analytical Laboratory Instrument Manufacturing
- 334519 Other Measuring and Controlling Device Manufacturing
- SAM.gov registration date
- Physical address
- 955 Industrial Rd, San Carlos, CA 94070, USA
- Website
- gmw.com
- Employees
- 11-50
- Estimated annual revenue
- $1M-$10M
- Industry
-
- Industrials
- Capital Goods
- Industrial Conglomerates
- Industrials & Manufacturing
- SIC code
- 39 Miscellaneous Manufacturing Industries
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Recent federal awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| OU68-FY26-366-new | National Institute of Standards and Technology | $41,090 | |
| OU03-FY26-274-new. High-field electromagnet system for mram metrology | National Institute of Standards and Technology | $53,370 | |
| Bartington magnetometer | Naval Sea Systems Command | $231,160 | |
| LEM calibrations | Naval Sea Systems Command | $37,842 | |
| LEM ITZ-5000 calibration QT: 32 | Naval Sea Systems Command | $58,092 |
About GMW Associates
GMW Associates Inc., headquartered in San Carlos, California, is a leading distributor and integrator of magnetics-based sensors, transducers, and instrumentation specializing in high-precision magnetic field measurement solutions. Registered with SAM.gov since April 19, 2002, the company operates as a for-profit corporate entity and has established itself as a preferred small business supplier to multiple federal agencies. GMW Associates brings substantial expertise in delivering advanced magnetometers, calibration services, and related magnetic instrumentation that support scientific research, space exploration, and defense initiatives across the federal government.
Through its federal prime contract portfolio, GMW Associates has delivered a comprehensive range of magnetic measurement equipment and calibration services primarily to the Naval Sea Systems Command, with additional awards from NASA, the U.S. Geological Survey, the Department of the Interior's National Park Service, and the Office of Naval Research. The company's prime contract awards include multiple Bartington magnetometer systems (MAG690-100, MAG690-5m, and MAG-13MSL100 variants), three-axis magnetometer arrays with various range specifications, fluxgate magnetometers, magnetic gradiometers, LEM ITZ-5000 sensor calibrations, and high-field electromagnet systems. Contract values have ranged from approximately $4,272 to $249,990, with several awards designated as Total Small Business set-asides, while others proceeded without set-aside designations. Recent significant awards include a $231,160 Bartington magnetometer procurement from NAVSEA (September 2025), a $50,739 LEM sensor calibration contract from NAVSEA (August 2023), and a $249,990 magnetometer array delivery for NAVSEA (October 2022). As a subcontractor, GMW Associates has supplied specialized components including Senis flux probes, Danisense current transducers and probes, and fiber optic transmitter systems to prime contractors such as Applied Physical Sciences Corp, Fluor Marine Propulsion LLC, Astrion Group LLC, and Triad National Security LLC, further demonstrating its role as a critical supplier within the federal defense and scientific research ecosystems.
SBA capabilities narrative
Distributor and Manufacturer of Electrical Test and Measurement Equipment.
Quick answers
What is GMW Associates's UEI?
GMW Associates's Unique Entity ID (UEI) in SAM.gov is D69RTQNNVGP4.
What is GMW Associates's CAGE code?
GMW Associates's CAGE code is 0R1W9.
What is GMW Associates's primary NAICS code?
GMW Associates's primary NAICS code is 334513 (Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables).
Where is GMW Associates located?
GMW Associates's physical address in SAM.gov is 955 Industrial Rd, San Carlos, CA 94070, USA.
Is GMW Associates registered in SAM.gov?
Yes. GMW Associates's SAM.gov registration is active through December 3, 2026.
What is GMW Associates's most recent federal award?
GMW Associates's most recent federal contract award is OU68-FY26-366-new (1333ND26PNB680285), from National Institute of Standards and Technology, on September 16, 2026.
On GovTribe
See GMW Associates's full federal record
- Federal contract awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
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