NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Middletown, CA

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

More cities in California

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354 listingsHow results are ordered
02

West Coast Fiberglass Pools

Santa Rosa, CA · (707) 349-2880

CA-CSLB 462729 · A C53 +1General engineering contractorSwimming pool contractorSpecialty contractor
License activechecked Oct 24, 2026
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03

Western Water

Santa Rosa, CA · (707) 540-9640

CA-CSLB 188068 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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07

Yukon Construction Inc

Santa Rosa, CA · (707) 291-5774

CA-CSLB 1011932 · A B +1General engineering contractorGeneral contractorConcrete contractor
License activechecked Oct 24, 2026
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08

Advanced Earthworks

Cloverdale, CA · (707) 744-1554

CA-CSLB 846195 · A C21 +1General engineering contractorExcavation, grading and pavingAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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13

Benward John R Co

Kenwood, CA · (707) 484-2771

CA-CSLB 396752 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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14

Boyle Dan Construction

Santa Rosa, CA · (707) 486-9225

CA-CSLB 799748 · A B +1General engineering contractorGeneral contractorPainter
License activechecked Oct 24, 2026
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15

Bryan H. Musco

Santa Rosa, CA · (707) 291-2345

CA-CSLB 1138745 · A B +3General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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17

C C I

Santa Rosa, CA · (707) 665-9668

CA-CSLB 665956 · A B +1General engineering contractorGeneral contractorGlass and window contractor
License activechecked Oct 24, 2026
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18

Canyon Rock Co Inc

Forestville, CA · (707) 887-2207

CA-CSLB 549967 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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20

Clear Heart Drilling Inc

Santa Rosa, CA · (707) 484-1506

CA-CSLB 780357 · A B +1General engineering contractorGeneral contractorWell drilling contractor
License activechecked Oct 24, 2026
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