United Mechanical, Inc is a Bay Area woman, minority owned, metal machining and fabrication business

Established in 1982 United Mechanical and Metal Fabricators, Inc., DBA UMEC, is a certified ‘Buy America’ woman owned minority business. UMEC expanded in a state-of-the-art 75,000 sq ft. precision metal fabrication facility specializing in stainless steel, high volume machining services, welded parts, components and assemblies in a clean room environment to exact client specifications. Our team of 70 experienced skilled craftsmen will fabricate your project requirements into high quality products. UMEC is a single source ISO 9001:2015 certified by DQS-UL supplier providing full service manufacturing in the fabrication, machining, welding and assembly of various metals and materials to customer specs all made in the USA. Currently we service the transportation, semiconductor, solar, clean-tech equipment manufacturers as well as the medical devices, and biotech industries. UMEC works with a wide variety of materials and thickness’ including mirror stainless steel, titanium, aircraft quality alloys, steel and copper. See our list of onsite fabrication equipment here. Equipment is constantly updated!  

Certifications and Awards

Certified For Certification Agency Certificate No.
Disadvantage Business Enterprise DOT – BART CUCP 42715
Small Business Enterprise California Certification DGS 39652
Minority Business Enterprise Western Regional Minority Supplier Development Council WR10816
Emerging Small Local Business Alameda County Government 05-90714
Local Small Business Area Port of Oakland 3923-13
Award Award by Agency Year Awarded
Minority Manufacturer of the Year Northern CA MBDA US DOE 2016
WMBE Poster Supplier Brightline ‘All Aboard Florida Rail’ 2016
MFG Day Ambassador Proclamation Mayor of Union City 2019
Small Business Supplier of the Year Siemens Mobility, Inc 2019


Bay Area Metal Fabrication & Machine Shops