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

01

Cinda Construction Inc

Walnut, CA · (626) 848-2736

CA-CSLB 890143 · A B +1General engineering contractorGeneral contractorHeating and air conditioning
License activechecked Oct 24, 2026
03

D J Scheffler & Nye Inc

Pomona, CA · (909) 595-2924

CA-CSLB 582912 · A C8 +1General engineering contractorConcrete contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
13

Gwas

Pomona, CA · (909) 623-8226

CA-CSLB 955608 · C27 C31 +3LandscaperGeneral engineering contractorTree service
License activechecked Oct 24, 2026
14

Henkels & Mccoy West LLC

Pomona, CA · (909) 517-3011

CA-CSLB 1100318 · A C10 +1General engineering contractorElectricianSpecialty contractor
License activechecked Oct 24, 2026
15

Intren West LLC

Pomona, CA · (909) 517-3011

CA-CSLB 1103190 · A C10 +1General engineering contractorElectricianSpecialty contractor
License activechecked Oct 24, 2026
16

J F Engineering Inc

Pomona, CA · (909) 721-7698

CA-CSLB 873691 · A B +1General engineering contractorGeneral contractorExcavation, grading and paving
License activechecked Oct 24, 2026
17

J F Shea Construction Inc

Walnut, CA · (909) 594-9500

CA-CSLB 769989 · A C10 +1General engineering contractorElectricianAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
20

Ko Jonathan

Walnut, CA · (626) 383-5224

CA-CSLB 922189 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026