NAICS 238120 · Structural Steel and Precast Concrete Contractors

Steel and welding contractors in Petaluma, CA

11 licensed steel and welding contractors · every license checked against the issuer's file

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174 listingsHow results are ordered
03

Goebel Construction Inc

Petaluma, CA · (707) 763-0088

CA-CSLB 348449 · A B +6General engineering contractorGeneral contractorExcavation, grading and paving+2
License activechecked Oct 24, 2026
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05

Jensen Jerrad

Petaluma, CA · (707) 975-2064

CA-CSLB 1013525 · C23Steel and welding contractor
License activechecked Oct 24, 2026
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07

Redwood Welding

Petaluma, CA · (970) 380-0702

CA-CSLB 1092359 · C60Steel and welding contractor
License activechecked Oct 24, 2026
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08

Spaulding Metals

Petaluma, CA · (707) 849-5481

CA-CSLB 970900 · C23Steel and welding contractor
License activechecked Oct 24, 2026
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09

T C Steel

Petaluma, CA · (707) 773-2150

CA-CSLB 568247 · C51Steel and welding contractor
License activechecked Oct 24, 2026
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11

Zappetini Inc

Petaluma, CA · (707) 774-6003

CA-CSLB 1046265 · C60Steel and welding contractor
License activechecked Oct 24, 2026
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12

Abel Metal Roofing

Cotati, CA · (707) 494-6334

CA-CSLB 821273 · C39 C43 +1RooferHeating and air conditioningSteel and welding contractor
License activechecked Oct 24, 2026
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13

Air Doctor

Rohnert Park, CA · (707) 584-5941

CA-CSLB 935257 · C20 D04 +3Heating and air conditioningSpecialty contractorSteel and welding contractor
License activechecked Oct 24, 2026
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14

Arbor Fence Inc

Sonoma, CA · (707) 938-3133

CA-CSLB 543558 · C13 C60 +1Fence contractorSteel and welding contractorCarpenter
License activechecked Oct 24, 2026
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15

Argenalwelding Inc

Penngrove, CA · (707) 765-5993

CA-CSLB 687916 · C60Steel and welding contractor
License activechecked Oct 24, 2026
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