NAICS 238120 · Structural Steel and Precast Concrete Contractors

Steel and welding contractors in California

4,208 listed in California

Cities

Bakersfield 109Los Angeles 77San Diego 70Sacramento 66Fresno 64Riverside 59San Francisco 59San Jose 56Anaheim 52Santa Ana 47Corona 35Ontario 34Stockton 33Fontana 32San Bernardino 32Escondido 30Modesto 30Santa Rosa 30Oakland 28Roseville 28Hesperia 26El Cajon 25Paso Robles 24Hayward 23
4,208 listingsHow results are ordered
21

A a Iron Co

Sylmar, CA · (818) 744-3390

CA-CSLB 970600 · C51Steel and welding contractor
License activechecked Oct 19, 2026
CallDetails
22

A a Ironco

Sylmar, CA · (818) 744-3390

CA-CSLB 713917 · C23Steel and welding contractor
License activechecked Oct 19, 2026
CallDetails
24

A B Glasswerks & Aluminum

Winchester, CA · (562) 375-1544

CA-CSLB 1129907 · C17 C23Glass and window contractorSteel and welding contractor
License activechecked Oct 19, 2026
CallDetails
28

A B Steel Construction

Santa Rosa, CA · (707) 235-4987

CA-CSLB 912861 · B C51General contractorSteel and welding contractor
License activechecked Oct 19, 2026
CallDetails
29

A B Ventures Inc

San Clemente, CA · (949) 283-4696

CA-CSLB 998249 · B D24General contractorSteel and welding contractor
License activechecked Oct 19, 2026
CallDetails
30

A B W Welding

Inyokern, CA · (760) 608-0527

CA-CSLB 1065764 · C60Steel and welding contractor
License activechecked Oct 19, 2026
CallDetails
31

A B Welding Inc

Prather, CA · (559) 291-6956

CA-CSLB 714869 · C4 C51 +1PlumberSteel and welding contractor
License activechecked Oct 19, 2026
CallDetails
33

A D Builders Inc

Sylmar, CA · (747) 246-4268

CA-CSLB 1105471 · B C51General contractorSteel and welding contractor
License activechecked Oct 19, 2026
CallDetails
34

A & D Iron Work

San Diego, CA · (619) 646-3184

CA-CSLB 959394 · C23Steel and welding contractor
License activechecked Oct 19, 2026
CallDetails
35

A D Iron Work Inc

Sylmar, CA · (818) 437-0917

CA-CSLB 1064078 · B C51General contractorSteel and welding contractor
License activechecked Oct 19, 2026
CallDetails
36

A & D Welding Inc

San Carlos, CA · (650) 593-4040

CA-CSLB 865582 · C60Steel and welding contractor
License activechecked Oct 19, 2026
CallDetails
38

A & E Welding Inc

Visalia, CA · (559) 738-9924

CA-CSLB 901801 · A C60General engineering contractorSteel and welding contractor
License activechecked Oct 19, 2026
CallDetails
39

A F Fabricators

Pico Rivera, CA · (562) 395-2369

CA-CSLB 1069114 · C51Steel and welding contractor
License activechecked Oct 19, 2026
CallDetails