NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Castro Valley, CA

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

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1,826 listingsHow results are ordered
01

A-1 Contracting LLC

Castro Valley, CA · (510) 928-0027

CA-CSLB 1154993 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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03

Alameda Engineering

Castro Valley, CA · (510) 537-6550

CA-CSLB 562641 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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04

Bonetti Frank Plumbing Inc

Castro Valley, CA · (510) 582-0934

CA-CSLB 251165 · C4 C20 +3PlumberHeating and air conditioningGeneral engineering contractor+1
License activechecked Oct 24, 2026
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05

Buchmann Inc

Castro Valley, CA · (510) 512-5555

CA-CSLB 1004484 · A B +3General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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08

Ml Construction

Castro Valley, CA · (925) 667-6368

CA-CSLB 1089551 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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09

Owen

Castro Valley, CA · (510) 583-0984

CA-CSLB 395410 · A B +1General engineering contractorGeneral contractorExcavation, grading and paving
License activechecked Oct 24, 2026
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10

Phillips Construction

Castro Valley, CA · (510) 886-2378

CA-CSLB 442048 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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11

Picon F R P Inc

Castro Valley, CA · (510) 232-0065

CA-CSLB 952283 · A C33 +2General engineering contractorPainterSpecialty contractor
License activechecked Oct 24, 2026
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13

S & C Enterprises

Castro Valley, CA · (415) 987-5678

CA-CSLB 769424 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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15

Streamline Plumbing & Drain Co

Castro Valley, CA · (510) 481-0380

CA-CSLB 672250 · A C36 +1General engineering contractorPlumberExcavation, grading and paving
License activechecked Oct 24, 2026
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17

Various Energy

Castro Valley, CA · (510) 674-5579

CA-CSLB 1145723 · A B +2General engineering contractorGeneral contractorElectrician+1
License activechecked Oct 24, 2026
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