NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in El Sobrante, CA

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

04

Genuine Engineering Inc

Corona, CA · (951) 674-5000

CA-CSLB 1039391 · A C8 +1General engineering contractorConcrete contractor
License activechecked Oct 24, 2026
06

Ghc Pipeline LLC

Riverside, CA · (951) 284-9204

CA-CSLB 1074252 · AGeneral engineering contractor
License activechecked Oct 24, 2026
07

Ghc Pipeline LLC

Riverside, CA

US-GSA-SAM PFJ9S78GDTA7General engineering contractor
License activechecked Oct 23, 2026
08

Gove Contracting

Riverside, CA · (951) 538-5346

CA-CSLB 1059713 · A HAZGeneral engineering contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
09

H & J Builders

Corona, CA · (951) 279-8380

CA-CSLB 404860 · A B +1General engineering contractorGeneral contractorConcrete contractor
License activechecked Oct 24, 2026
10

Hal Hays Construction Inc

Riverside, CA · (951) 788-0703

CA-CSLB 667560 · A B +3General engineering contractorGeneral contractorExcavation, grading and paving+1
License activechecked Oct 24, 2026
11

Harmon E W Inc

Norco, CA · (951) 371-0272

CA-CSLB 521512 · AGeneral engineering contractor
License activechecked Oct 24, 2026
15

Henley's Plumbing & Air

Corona, CA · (909) 883-8827

CA-CSLB 776658 · A B +3General engineering contractorGeneral contractorHeating and air conditioning+2
License activechecked Oct 24, 2026
16

Hillcrest Contracting Inc

Corona, CA · (951) 273-9600

CA-CSLB 471664 · A HAZGeneral engineering contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026