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
02

Haz Mat Trans Inc

Rancho Cucamonga, CA · (909) 889-5607

CA-CSLB 823171 · A HAZGeneral engineering contractorAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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03

Highball Signal Inc

Rancho Cucamonga, CA · (310) 961-1122

CA-CSLB 977882 · A C10General engineering contractorElectrician
License activechecked Oct 24, 2026
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04

Holguin & Holguin Enterprises Inc

Rancho Cucamonga, CA · (909) 224-1690

CA-CSLB 1058650 · A B +1General engineering contractorGeneral contractorExcavation, grading and paving
License activechecked Oct 24, 2026
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07

Invert Construction Corp

Rancho Cucamonga, CA · (800) 951-3811

CA-CSLB 1044261 · A ASB +5General engineering contractorAsbestos and hazardous materials abatementGeneral contractor+2
License activechecked Oct 24, 2026
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08

J C E Equipment Inc

Upland, CA · (909) 921-6367

CA-CSLB 879069 · A C12General engineering contractorExcavation, grading and paving
License activechecked Oct 24, 2026
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09

J E Plount and Company Inc

Upland, CA · (909) 957-5773

CA-CSLB 415296 · A B +5General engineering contractorGeneral contractorElectrician+2
License activechecked Oct 24, 2026
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10

J & K Welding

Rancho Cucamonga, CA · (909) 226-1371

CA-CSLB 419502 · A C60General engineering contractorSteel and welding contractor
License activechecked Oct 24, 2026
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11

J&K Welding Co Inc

Rancho Cucamonga, CA · (909) 560-3223

CA-CSLB 1108110 · A C60General engineering contractorSteel and welding contractor
License activechecked Oct 24, 2026
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12

J R N Engineering

Rancho Cucamonga, CA · (909) 815-8273

CA-CSLB 357442 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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13

J T Site Services

Upland, CA · (909) 985-5660

CA-CSLB 992829 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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16

Lanko Construction Corp

Upland, CA · (909) 559-9487

CA-CSLB 922377 · A C21 +1General engineering contractorExcavation, grading and pavingAsbestos and hazardous materials abatement
License activechecked Oct 24, 2026
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17

Larson William Ty

Rancho Cucamonga, CA · (909) 717-2106

CA-CSLB 501029 · AGeneral engineering contractor
License activechecked Oct 24, 2026
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18

Lewis Management Corp

Upland, CA · (909) 985-0971

CA-CSLB 1016486 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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19

Lewis Operating Corp

Upland, CA · (909) 985-0971

CA-CSLB 790940 · A BGeneral engineering contractorGeneral contractor
License activechecked Oct 24, 2026
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20

Lifestyle Landscapes Inc

Upland, CA · (909) 476-5900

CA-CSLB 758573 · A B +4General engineering contractorGeneral contractorConcrete contractor+2
License activechecked Oct 24, 2026
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