California Metal Fabrication Companies

California's massive and diverse economy supports the nation's largest concentration of metal fabrication companies, from precision aerospace shops to heavy structural steel fabricators.

32 companies

The Herrick Corporation

Stockton, CA

Major structural steel fabricator and erector serving the Western US since 1921.

Welding Structural Steel Fabrication Plate Fabrication +1
AISC AWS D1 1
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All-Ways Metal, Inc.

Gardena, CA

AS9100D and ITAR certified precision sheet metal fabricator serving aerospace and defense industries since 1983.

Sheet Metal Fabrication Cnc Machining Laser Cutting +5
AS9100 ISO 9001
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Hallmark Metals, Inc.

Glendora, CA

AS9100D and NADCAP certified precision metal fabrication and CNC machining company since 1959.

Cnc Machining Laser Cutting Metal Stamping +3
AS9100 NADCAP
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Bulling Metal Works Inc.

San Jose, CA

Precision sheet metal fabricator with 40+ years experience serving the San Francisco Bay Area.

Laser Cutting Punching Press Brake Bending +2
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Responsible Metal Fab, Inc.

Sunnyvale, CA

Leading Bay Area precision sheet metal and prototyping company with 40+ years of experience.

Sheet Metal Fabrication Cnc Machining Welding +2
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Joel Hewatt Company

Pittsburg, CA

Structural steel fabricator and erector serving Northern California for 30+ years.

Structural Steel Fabrication Welding Assembly
AISC
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Metalset, Inc.

Hayward, CA

Structural steel and architectural metal fabricator and erector in the Bay Area.

Structural Steel Fabrication Welding Sheet Metal Fabrication +1
AISC
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UA Steel Fabrication

Oakland, CA

Structural and architectural steel fabricator serving the Bay Area since 1983.

Structural Steel Fabrication Welding Assembly
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Antonio's Metal Works

San Diego, CA

Family-owned structural steel contractor in San Diego with 20+ years of experience.

Structural Steel Fabrication Welding Assembly
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S.S. Steel Fabricators, Inc.

San Diego, CA

Family-owned steel fabricator specializing in healthcare construction projects since 1983.

Structural Steel Fabrication Welding Assembly
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San Diego Steel Solutions

San Diego, CA

Structural steel and architectural metals fabricator focused on public sector projects in San Diego.

Structural Steel Fabrication Welding Assembly
AISC
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California Sheet Metal

Vista, CA

Architectural sheet metal fabrication company serving San Diego County for over 100 years.

Sheet Metal Fabrication Welding Press Brake Bending +1
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White's Steel

Oceanside, CA

Licensed structural steel and ornamental metals fabricator serving Southern California.

Structural Steel Fabrication Welding Assembly
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Andersen Industries

Adelanto, CA

Full-service manufacturer and fabricator in Southern California since 1966 with 108,000 sq ft facility.

Cnc Machining Laser Cutting Punching +4
ISO 9001
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Cresco Commercial Metals

Anaheim, CA

Family-run full-service metal fabrication company in Anaheim with 39+ years of experience.

Sheet Metal Fabrication Welding Press Brake Bending +1
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All American Metal Fabrication

Lake Forest, CA

Custom metal fabrication shop serving Orange County with precision sheet metal work.

Sheet Metal Fabrication Welding Press Brake Bending +1
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B Metal Fabrication

South San Francisco, CA

Custom metal fabrication and installation serving South San Francisco for 30+ years.

Sheet Metal Fabrication Welding Assembly
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Ahlborn Structural Steel, Inc.

San Francisco, CA

Steel erection and ornamental metal fabrication company serving San Francisco and the Bay Area.

Structural Steel Fabrication Welding Assembly
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Valley Iron, Inc.

Fresno, CA

Metal fabrication and supply company serving Central and Northern California since 1958.

Welding Plasma Cutting Shearing +1
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Dale Brisco Inc.

Fresno, CA

Contract manufacturing and precision fabrication company serving Central California since 1967.

Laser Cutting Press Brake Bending Welding +1
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Consolidated Metal Fabrication

Fresno, CA

Full-service metal fabrication and supply company in Fresno since 1975 with 40,000 sq ft facility.

Laser Cutting Welding Shearing +2
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GPS Fabrication

Fresno, CA

Metal fabrication and food processing equipment company serving the Central Valley.

Structural Steel Fabrication Welding Tig Welding +2
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Pacific Steel Group

San Diego, CA

Leading reinforcing steel fabricator operating across the Western US from San Diego.

Structural Steel Fabrication Welding Shearing +1
AISC
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BAPKO Metal, Inc.

Orange, CA

Family-owned steel and architectural metal fabricator and installer since 1978.

Structural Steel Fabrication Welding Sheet Metal Fabrication +1
AISC
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MAS Metals, Inc.

Union City, CA

Miscellaneous, architectural, and structural metals fabricator in Union City.

Structural Steel Fabrication Welding Assembly
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Alps Welding Ltd.

Woodbridge, CA

Custom metal fabrication and pressure vessel manufacturer since 1974.

Welding Tig Welding Mig Welding +2
ASME
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Schorr Metals Inc.

Placentia, CA

Orange County's trusted metal service center and fabrication shop since 1970.

Shearing Plasma Cutting Press Brake Bending +1
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Central Cal Metals

Fresno, CA

Third-generation family metal fabrication business in Fresno.

Welding Plasma Cutting Press Brake Bending +1
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Cal Metal Fabrication

Pacoima, CA

Custom decorative metal fabrication for residential and commercial projects in Los Angeles.

Sheet Metal Fabrication Welding Tig Welding +1
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Mathews Mechanical

San Francisco, CA

AWS-certified custom metal fabrication and welding shop in San Francisco for 30+ years.

Welding Tig Welding Mig Welding +2
AWS D1 1
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Hand Crafted Metalworks

Orange, CA

Architectural metalwork specialist with 40+ years of craftsmanship in Orange County.

Welding Metal Forming Assembly
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Atlas Sheet Metal

Anaheim, CA

Leading architectural sheet metal fabricator and contractor in Southern California.

Sheet Metal Fabrication Welding Press Brake Bending +1
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About Metal Fabrication in California

California is home to the largest and most diverse metal fabrication industry in the United States. The state's enormous economy, spanning aerospace, technology, entertainment, agriculture, construction, and energy, creates demand for virtually every type of metal fabrication service. Los Angeles and the surrounding Southern California region have a particularly dense concentration of fabrication shops. The aerospace and defense industry is a cornerstone of California fabrication, with major OEMs including Lockheed Martin, Northrop Grumman, Boeing, and SpaceX headquartered or maintaining major facilities in the state. This drives demand for precision machining, specialty welding, and AS9100/NADCAP-certified fabrication. Silicon Valley's technology sector requires precision sheet metal enclosures and semiconductor equipment components. California's strict environmental regulations, including AQMD (Air Quality Management District) rules, influence fabrication operations, particularly surface preparation and coating processes. Despite higher operating costs, the state's unmatched market size, skilled workforce, and proximity to Pacific Rim trade make it a vital center for metal fabrication.

Metal Fabrication in California FAQ

How many metal fabrication companies are in California?

California has the largest number of metal fabrication companies of any state, with hundreds of shops across the Los Angeles basin, San Francisco Bay Area, San Diego, and Central Valley. The diversity ranges from small specialty welding shops to large AISC-certified structural fabricators.

What makes California unique for metal fabrication?

California combines the nation's largest aerospace industry, a massive construction market, strict environmental and seismic requirements, a major port system for imported materials, and the world's technology capital. Fabricators must comply with stringent AQMD air quality rules for coating and blasting operations.

What are the major metal fabrication regions in California?

Southern California (LA basin) has the highest concentration, followed by the San Francisco Bay Area, San Diego, the Sacramento region, and the Central Valley. Each region has distinct industry drivers from aerospace in LA to technology in the Bay Area.

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