Fabrication Steel Manufacturers locations near Castro Valley, CA

Showing 1–10 of 10 results

Our Castro Valley, CA directory covers 10 fabrication steel manufacturers listings in 4 ZIP codes. Listings here were last checked in Sep 2026.

Updated Sep 2026

US Fabrications

📍 1841 National Ave, Hayward, CA, 94545

📞 510-784-3094

🌐 usfab.com

US Fabrications is a steel fabrication manufacturer located in Hayward, California. The company specializes in various fabrication processes and serves clients in the region. Recent online activity indicates that the business is operational and available for inquiries.

Taitague Reinforcing Steel

📍 3055 Alvarado St, San Leandro, CA, 94577

📞 510-969-8932

Glazier Ironworks

📍 650 Sandoval Way, Hayward, CA, 94544

📞 510-471-5300

Pacific Welding And Machine

📍 22962 Clawiter Rd Ste 6, Hayward, CA, 94545

📞 510-783-2300

National Metal Fabricators Inc.

📍 28435 Century St, Hayward, CA, 94545

📞 510-887-6024

Olson Steel

📍 1941 Davis St, San Leandro, CA, 94577

📞 510-567-2200

🌐 www.olsonsteel.com

Diamond Mfg. Corporation

📍 1763 Timothy Dr, San Leandro, CA, 94577

📞 510-614-1225

Farr C M Metal Construction

📍 18311 Bollinger Canyon Rd, San Ramon, CA, 94583

📞 925-820-4024

Metal Masters

📍 23679 Bernhardt St, Hayward, CA, 94545

📞 510-783-3111

Leeway Iron Works Inc

📍 565 Estabrook St, San Leandro, CA, 94577

📞 510-357-8637

🌐 leewayiron.net