NAICS 237990 · Other Heavy and Civil Engineering Construction

General engineering contractors in Alta Loma, CA

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

More cities in California

Bakersfield 337San Francisco 307San Diego 273Sacramento 244Los Angeles 235Riverside 191San Jose 188Fresno 184Irvine 140Santa Rosa 134Corona 122Redding 119El Cajon 117Anaheim 116Oakland 111Temecula 110
Listings 1–20How results are ordered
03

Constru One Inc

Ontario, CA · (909) 680-2418

CA-CSLB 972427 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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04

Construction

Fontana, CA · (909) 702-3503

CA-CSLB 1121213 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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07

Delta Group Inc

Ontario, CA · (626) 695-6125

CA-CSLB 1107352 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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08

Demolition X

LA Verne, CA · (323) 253-1356

CA-CSLB 1041038 · A ASB +3General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+1
License activechecked Oct 24, 2026
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10

Doja Inc

Ontario, CA · (909) 628-1999

CA-CSLB 597764 · A B +3General engineering contractorGeneral contractorExcavation, grading and paving+1
License activechecked Oct 24, 2026
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13

Earthscapes

Ontario, CA · (949) 536-8258

CA-CSLB 1027517 · A C27General engineering contractorLandscaper
License activechecked Oct 24, 2026
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15

Elco Construction

Redlands, CA · (909) 376-7557

CA-CSLB 729665 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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19

Frasca Plumbing Co

LA Verne, CA · (909) 596-3631

CA-CSLB 468926 · A B +1General engineering contractorGeneral contractorPlumber
License activechecked Oct 24, 2026
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20

Fuel Equipment Services Inc

Montclair, CA · (800) 581-3710

CA-CSLB 1007851 · A C10 +2General engineering contractorElectricianSpecialty contractor+1
License activechecked Oct 24, 2026
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