Licensed General Building (B) contractors in California

The California Contractors State License Board (CSLB) lists 100,662 California contractors classified B (General Building (B)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of August 22, 2026.

Showing 64,981–65,040 of 100,662 contractors

Os Builders INC
Highland, CA · CSLB #1102498 · as of August 22, 2026
Active · clear
Osburn Construction INC
Santa Clarita, CA · CSLB #1020607 · as of August 22, 2026
Active · clear
Oscar
San Bruno, CA · CSLB #806670 · as of August 22, 2026
Active · clear
Oscar Builders INC
San Jose, CA · CSLB #1138278 · as of August 22, 2026
Active · clear
Oscar Construction & Remodeling INC
San Leandro, CA · CSLB #1072875 · as of August 22, 2026
Active · clear
Oscar Fine Painting
Van Nuys, CA · CSLB #1081716 · as of August 22, 2026
Active · clear
Oscar Landscaping INC
Alamo, CA · CSLB #1038440 · as of August 22, 2026
Active · clear
Oscar Salazar Rodriguez
Long Beach, CA · CSLB #1150128 · as of August 22, 2026
Active · clear
Oscars Cabinets
Bakersfield, CA · CSLB #1083270 · as of August 22, 2026
Active · clear
Oscar's Construction
Sylmar, CA · CSLB #875435 · as of August 22, 2026
Active · clear
Oscar's General Construction
Bishop, CA · CSLB #1151100 · as of August 22, 2026
Active · clear
Oscar's General Contractor
Yuba City, CA · CSLB #874500 · as of August 22, 2026
Active · clear
Oscar's Handyman Service
Eastvale, CA · CSLB #1014696 · as of August 22, 2026
Active · clear
Oscar Tirado
West Hills, CA · CSLB #649414 · as of August 22, 2026
Active · clear
Oscco Landscape CO INC
Azusa, CA · CSLB #730701 · as of August 22, 2026
Active · clear
O S C General Building
Costa Mesa, CA · CSLB #1046034 · as of August 22, 2026
Active · clear
O S Construction
San Diego, CA · CSLB #1140887 · as of August 22, 2026
Active · clear
O's Construction
Palm Desert, CA · CSLB #1054496 · as of August 22, 2026
Active · clear
Os Construction And Remodeling INC
Orange, CA · CSLB #1066567 · as of August 22, 2026
Active · clear
Oscorp Construction INC
Modesto, CA · CSLB #1003233 · as of August 22, 2026
Active · clear
Os Design Build INC
Arcadia, CA · CSLB #1080948 · as of August 22, 2026
Active · clear
Osdi INC
Ogden, CA · CSLB #1079223 · as of August 22, 2026
Active · clear
O S E Construction INC
Temple City, CA · CSLB #1027207 · as of August 22, 2026
Active · clear
Ose Custom Construction
Mammoth Lakes, CA · CSLB #923498 · as of August 22, 2026
Active · clear
Oseguera Mario Construction
Oakley, CA · CSLB #627877 · as of August 22, 2026
Active · clear
Osel Construction INC
Chula Vista, CA · CSLB #842779 · as of August 22, 2026
Active · clear
Osella Construction LLC
Roseville, CA · CSLB #420063 · as of August 22, 2026
Active · clear
Osem Construction
Whittier, CA · CSLB #1108418 · as of August 22, 2026
Active · clear
O&s Framing
Palmdale, CA · CSLB #1113108 · as of August 22, 2026
Active · clear
Os General Construction INC
Rancho Cucamonga, CA · CSLB #1108692 · as of August 22, 2026
Active · clear
Gary A Osgood Construction
Roseville, CA · CSLB #602722 · as of August 22, 2026
Active · clear
Oshana Development
Tarzana, CA · CSLB #823010 · as of August 22, 2026
Active · clear
Os-handyman
Long Beach, CA · CSLB #1024828 · as of August 22, 2026
Active · clear
O'shaughnessy Construction
San Francisco, CA · CSLB #922762 · as of August 22, 2026
Active · clear
Osh Construction
Garden Grove, CA · CSLB #1005707 · as of August 22, 2026
Active · clear
O'shea CO Home Grown Construction LLC
San Francisco, CA · CSLB #890253 · as of August 22, 2026
Active · clear
O'shea Construction
Malibu, CA · CSLB #742427 · as of August 22, 2026
Active · clear
Kevin O'shea Construction
Burlingame, CA · CSLB #763102 · as of August 22, 2026
Active · clear
Shaun O'shea And Associates INC
Cayucos, CA · CSLB #1135589 · as of August 22, 2026
Active · clear
Oshri Construction INC
Granada Hills, CA · CSLB #992504 · as of August 22, 2026
Active · clear
Eyal Oshri
Granada Hills, CA · CSLB #704098 · as of August 22, 2026
Active · clear
O S I Construction
Woodland Hills, CA · CSLB #1062096 · as of August 22, 2026
Active · clear
Osinoff General Contractors INC
Studio City, CA · CSLB #416548 · as of August 22, 2026
Active · clear
Yuri Osipov
Lomita, CA · CSLB #923993 · as of August 22, 2026
Active · clear
Osis Building Services
Rancho Cucamonga, CA · CSLB #987065 · as of August 22, 2026
Active · open complaint
Dave Osland General Building Contractor
Aptos, CA · CSLB #452050 · as of August 22, 2026
Active · clear
Oslund Electrical Services INC
Murrieta, CA · CSLB #1102972 · as of August 22, 2026
Active · clear
Osman Construction INC
Castro Valley, CA · CSLB #1149250 · as of August 22, 2026
Active · clear
Osmart General Construction INC
Altadena, CA · CSLB #922233 · as of August 22, 2026
Active · clear
Osmose Development
Riverside, CA · CSLB #1137752 · as of August 22, 2026
Active · clear
Oso Const CO
Reno, CA · CSLB #355340 · as of August 22, 2026
Active · clear
Oso Construction
Pinole, CA · CSLB #1108228 · as of August 22, 2026
Active · clear
O S O Construction INC
Orange Cove, CA · CSLB #1102795 · as of August 22, 2026
Active · clear
Oso Construction Services
Ladera Ranch, CA · CSLB #1139946 · as of August 22, 2026
Active · clear
Oso Holding Group LLC
Fresno, CA · CSLB #1135028 · as of August 22, 2026
Active · clear
Osorio Construction And Restoration
Bonita, CA · CSLB #918330 · as of August 22, 2026
Active · clear
Erik F Osorio
Escondido, CA · CSLB #1079870 · as of August 22, 2026
Active · clear
Osorio Painting
Richmond, CA · CSLB #1045904 · as of August 22, 2026
Active · clear
Osorio's Renovation INC
Wallace, CA · CSLB #1080428 · as of August 22, 2026
Active · clear
Oso's Construction Corp
Santa Ana, CA · CSLB #1137201 · as of August 22, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of August 22, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.