NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Portola, CA

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

More cities in California

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23 listingsHow results are ordered
03

Hauso Mike Eng

Portola, CA · (530) 927-9827

CA-CSLB 491748 · AGeneral engineering contractor
License activechecked Oct 19, 2026
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04

Joy Engineering

Portola, CA · (530) 832-5760

CA-CSLB 395555 · AGeneral engineering contractor
License activechecked Oct 19, 2026
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08

Sierra Earthworks Inc

Blairsden, CA · (530) 836-4213

CA-CSLB 811008 · A C27General engineering contractorLandscaper
License activechecked Oct 19, 2026
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09

Bertagnolli Lenny

Loyalton, CA

US-GSA-SAM KJPYNKN2GFN8General engineering contractor
License activechecked Oct 23, 2026
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13

Martin Earthworks

Loyalton, CA · (530) 565-6089

CA-CSLB 1108906 · AGeneral engineering contractor
License activechecked Oct 19, 2026
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