NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Penngrove, CA

11 licensed general engineering contractors · every license checked against the issuer's file

More cities in California

Bakersfield 337San Francisco 307San Diego 273Sacramento 244Los Angeles 235Riverside 191San Jose 188Fresno 184Irvine 140Santa Rosa 134Corona 122Redding 119El Cajon 117Anaheim 116Oakland 111Temecula 110
638 listingsHow results are ordered
01

Farr Construction Co

Santa Rosa, CA · (707) 569-0644

CA-CSLB 444117 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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02

Fisch Bros Drilling

Sebastopol, CA · (707) 823-3891

CA-CSLB 399226 · A C57General engineering contractorWell drilling contractor
License activechecked Oct 24, 2026
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03

Furlong Kevin N

Valley Ford, CA · (707) 876-3588

CA-CSLB 668115 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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04

G a C Company

Santa Rosa, CA · (707) 538-8000

CA-CSLB 927846 · A B +1General engineering contractorGeneral contractorPlumber
License activechecked Oct 24, 2026
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05

Ganrock Corp

Sebastopol, CA · (707) 888-4316

CA-CSLB 973247 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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17

Ironwood Alliance Inc

Santa Rosa, CA · (707) 544-8070

CA-CSLB 402286 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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