NAICS 237990 · Other Heavy and Civil Engineering Construction
General engineering contractors in Diamond Bar, CA
14 licensed general engineering contractors · every license checked against the issuer's file
More cities in California
61Placentia, CA · (714) 579-8670
CA-CSLB 615123 · A C12General engineering contractorExcavation, grading and paving
License activechecked Oct 24, 2026
62LA Habra, CA · (562) 319-5729
CA-CSLB 732739 · A B +3General engineering contractorGeneral contractorPainter+2
License activechecked Oct 24, 2026
63Chino Hills, CA · (909) 841-8831
CA-CSLB 1063281 · A B +1General engineering contractorGeneral contractorElectrician
License activechecked Oct 24, 2026
64Montclair, CA · (626) 224-7800
CA-CSLB 514113 · A B +1General engineering contractorGeneral contractorFire sprinkler contractor
License activechecked Oct 24, 2026
65Brea, CA · (909) 594-9944
CA-CSLB 812439 · AGeneral engineering contractor
License activechecked Oct 24, 2026
66Placentia, CA · (714) 632-6610
CA-CSLB 502305 · A C8 +2General engineering contractorConcrete contractorExcavation, grading and paving
License activechecked Oct 24, 2026
67Yorba Linda, CA · (714) 581-8762
CA-CSLB 678295 · A HAZGeneral engineering contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
68Chino, CA · (909) 591-6417
CA-CSLB 333960 · AGeneral engineering contractor
License activechecked Oct 24, 2026
69Brea, CA · (714) 578-9600
CA-CSLB 1080244 · AGeneral engineering contractor
License activechecked Oct 24, 2026
70Brea, CA · (800) 464-9030
CA-CSLB 1078614 · AGeneral engineering contractor
License activechecked Oct 24, 2026
71Chino, CA · (909) 355-5531
CA-CSLB 1061477 · AGeneral engineering contractor
License activechecked Oct 24, 2026
72Fullerton, CA · (714) 904-2200
CA-CSLB 1129215 · A B +1General engineering contractorGeneral contractorConcrete contractor
License activechecked Oct 24, 2026
73Fullerton, CA · (626) 969-8736
CA-CSLB 366159 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
74Fullerton, CA
US-GSA-SAM C2N1XH91CYW4General engineering contractor
License activechecked Oct 23, 2026
75LA Habra, CA · (562) 755-0418
CA-CSLB 916304 · A HAZGeneral engineering contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
76Chino, CA · (626) 813-6693
CA-CSLB 756309 · A C10General engineering contractorElectrician
License activechecked Oct 24, 2026
77Yorba Linda, CA · (808) 398-2881
CA-CSLB 1129099 · AGeneral engineering contractor
License activechecked Oct 24, 2026
78West Covina, CA · (626) 203-2137
CA-CSLB 694115 · A C8General engineering contractorConcrete contractor
License activechecked Oct 24, 2026
79Yorba Linda, CA · (909) 703-0078
CA-CSLB 1112879 · C34 C36General engineering contractorPlumber
License activechecked Oct 24, 2026
80Yorba Linda, CA · (714) 483-1534
CA-CSLB 1089899 · A ASB +4General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+1
License activechecked Oct 24, 2026