Licensed General Engineering (A) contractors in California

The California Contractors State License Board (CSLB) lists 15,265 California contractors classified A (General Engineering (A)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of July 7, 2026.

Showing 9,601–9,660 of 15,265 contractors

Northwest Septic
Anderson, CA · CSLB #1060678 · as of July 7, 2026
Active · clear
North West Surfacing
Elk Grove, CA · CSLB #505870 · as of July 7, 2026
Active · clear
North Wind Construction Services LLC
Idaho Falls, CA · CSLB #991350 · as of July 7, 2026
Active · clear
North Woods Excavating INC
Redding, CA · CSLB #1039926 · as of July 7, 2026
Active · clear
Norton Enterprises
Hoopa, CA · CSLB #724854 · as of July 7, 2026
Active · clear
Noteware Construction Engineering And Architecture
Santa Monica, CA · CSLB #355045 · as of July 7, 2026
Active · clear
Nova Electric
Magalia, CA · CSLB #701456 · as of July 7, 2026
Active · clear
Nova Group INC
Napa, CA · CSLB #326774 · as of July 7, 2026
Active · clear
Gary A Novak
San Diego, CA · CSLB #866836 · as of July 7, 2026
Active · clear
Nova Probst A Joint Venture
Napa, CA · CSLB #1030871 · as of July 7, 2026
Active · clear
Novatech Utilities LLC
Folsom, CA · CSLB #1111902 · as of July 7, 2026
Active · clear
Novi Environmental INC
Lake Elsinore, CA · CSLB #711904 · as of July 7, 2026
Active · clear
NPC Construction INC
Fallbrook, CA · CSLB #615229 · as of July 7, 2026
Active · clear
NPG INC
Perris, CA · CSLB #664779 · as of July 7, 2026
Active · clear
Npi Concrete
Sylmar, CA · CSLB #963509 · as of July 7, 2026
Active · clear
NPL Construction CO
Phoenix, CA · CSLB #732974 · as of July 7, 2026
Active · clear
N Power Electric INC
Campbell, CA · CSLB #875496 · as of July 7, 2026
Active · clear
NRC Environmental Services INC
New York, CA · CSLB #716581 · as of July 7, 2026
Active · clear
NR Excavation & Trenching INC
Covina, CA · CSLB #1119603 · as of July 7, 2026
Active · clear
Nsa Wireless INC
San Clemente, CA · CSLB #867615 · as of July 7, 2026
Active · clear
Nsod JV
Roseville, CA · CSLB #1088915 · as of July 7, 2026
Active · clear
N S Paving
Perris, CA · CSLB #1019422 · as of July 7, 2026
Active · clear
N S Yoder Enterprises
Citrus Heights, CA · CSLB #1149407 · as of July 7, 2026
Active · clear
N & T Digmore INC
Redding, CA · CSLB #532057 · as of July 7, 2026
Active · clear
N-tel Systems INC
San Bernardino, CA · CSLB #1081583 · as of July 7, 2026
Active · clear
N T K Construction INC
San Francisco, CA · CSLB #851273 · as of July 7, 2026
Active · clear
Nu - Cal Pipeline Corp
Jurupa Valley, CA · CSLB #926610 · as of July 7, 2026
Active · clear
Nucave Construction INC
Vista, CA · CSLB #1013360 · as of July 7, 2026
Active · clear
Nugent Constructors INC
Danville, CA · CSLB #599590 · as of July 7, 2026
Active · clear
Nuline Technologies LLC
Vista, CA · CSLB #997520 · as of July 7, 2026
Active · clear
Nunley Engineering INC
Santa Rosa, CA · CSLB #777343 · as of July 7, 2026
Active · clear
Roto-rooter Services Company DBA Nurotoco
Cincinnati, CA · CSLB #806952 · as of July 7, 2026
Active · clear
NV Construction LLC
Richmond, CA · CSLB #1065384 · as of July 7, 2026
Active · clear
N V Heathorn CO
Concord, CA · CSLB #761659 · as of July 7, 2026
Active · clear
Nviro
San Luis Obispo, CA · CSLB #1056567 · as of July 7, 2026
Active · clear
N W Construction General Contracting INC
Battle Ground, CA · CSLB #1100663 · as of July 7, 2026
Active · clear
N W Engineering
Miduale, CA · CSLB #946165 · as of July 7, 2026
Active · clear
Nwestco LLC
Kalispell, CA · CSLB #1073967 · as of July 7, 2026
Active · clear
NW Signal Maintenance LLC
Bellevue, CA · CSLB #1094391 · as of July 7, 2026
Active · clear
Nxgen Builders INC
North Hollywood, CA · CSLB #1117612 · as of July 7, 2026
Active · clear
NXP Engineering
Monterey, CA · CSLB #1107857 · as of July 7, 2026
Active · clear
NYM INC
Boca Raton, CA · CSLB #1041904 · as of July 7, 2026
Active · clear
Dwayne Nystorm General Engineering
Cameron Park, CA · CSLB #1125219 · as of July 7, 2026
Active · clear
Oacys Engineering
Porterville, CA · CSLB #1033846 · as of July 7, 2026
Active · clear
Oakhill Construction INC
Calabasas, CA · CSLB #1013979 · as of July 7, 2026
Active · clear
Oak Hills Underground INC
Oak Hills, CA · CSLB #882975 · as of July 7, 2026
Active · clear
Oakland Bay Ventures
Youngstown, CA · CSLB #1144230 · as of July 7, 2026
Active · clear
Oakleaf General Engineering Construction
Bakersfield, CA · CSLB #1053862 · as of July 7, 2026
Active · clear
Oakley General Engineering
Placerville, CA · CSLB #1124352 · as of July 7, 2026
Active · clear
Oakmount Concrete
Pittsburg, CA · CSLB #991529 · as of July 7, 2026
Active · clear
Oakridge Construction & Energy
Yucaipa, CA · CSLB #975448 · as of July 7, 2026
Active · clear
Oakridge Landscape INC
Valencia, CA · CSLB #798565 · as of July 7, 2026
Active · clear
Oak Tree Construction INC
Malibu, CA · CSLB #518650 · as of July 7, 2026
Active · clear
Oak Valley Excavating INC
Oakdale, CA · CSLB #863622 · as of July 7, 2026
Active · clear
Oakville Pump Service INC
Napa, CA · CSLB #744958 · as of July 7, 2026
Active · clear
Oakwest Services INC
Anaheim, CA · CSLB #989015 · as of July 7, 2026
Active · clear
Oasis Structures And Water Works
Mc Kinleyville, CA · CSLB #648692 · as of July 7, 2026
Active · clear
Obayashi Corporation
Foster City, CA · CSLB #346881 · as of July 7, 2026
Active · clear
Obayashi - Drill Tech Joint Venture
Foster City, CA · CSLB #1132057 · as of July 7, 2026
Active · clear
Obayashi/ Smci Joint Venture
Foster City, CA · CSLB #1057502 · as of July 7, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of July 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.