Licensed General Building (B) contractors in California

The California Contractors State License Board (CSLB) lists 100,446 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 6, 2026.

Showing 43,561–43,620 of 100,446 contractors

Iron Roots Construction INC
Saratoga, CA · CSLB #1029866 · as of August 6, 2026
Active · clear
Ironside Builders INC
Dove Canyon, CA · CSLB #1037470 · as of August 6, 2026
Active · clear
Ironside Building LLC
Irvine, CA · CSLB #1117583 · as of August 6, 2026
Active · clear
Ironside Construction INC
Napa, CA · CSLB #1042759 · as of August 6, 2026
Active · clear
Iron Sight Construction
San Leandro, CA · CSLB #1152381 · as of August 6, 2026
Active · clear
Ironsight Homes Construction Corporation
Petaluma, CA · CSLB #1147055 · as of August 6, 2026
Active · clear
David Winkler DBA Ironstar Construction
Southlake, CA · CSLB #780496 · as of August 6, 2026
Active · clear
Ironstone Development L L C
Mesa, CA · CSLB #1115406 · as of August 6, 2026
Active · clear
Irontek INC
Rancho Cucamonga, CA · CSLB #1021573 · as of August 6, 2026
Active · clear
Lotus Construction & Design INC DBA Ironvine Construction
Sebastopol, CA · CSLB #923101 · as of August 6, 2026
Active · clear
Iron Wolf Construction
Rocklin, CA · CSLB #1150576 · as of August 6, 2026
Active · clear
Ironwood Builders
Vista, CA · CSLB #1075422 · as of August 6, 2026
Active · clear
Ironwood Builders
Monterey, CA · CSLB #859960 · as of August 6, 2026
Active · clear
Ironwood Commercial Builders INC
Concord, CA · CSLB #895364 · as of August 6, 2026
Active · clear
Iron Wood Construction
Sacramento, CA · CSLB #1045422 · as of August 6, 2026
Active · clear
Ironwood Construction
Saugus, CA · CSLB #769006 · as of August 6, 2026
Active · clear
Ironwood Construction
Sanger, CA · CSLB #994140 · as of August 6, 2026
Active · clear
Ironwood Construction
Morongo Valley, CA · CSLB #549007 · as of August 6, 2026
Active · clear
Ironwood Construction CO
Auburn, CA · CSLB #331595 · as of August 6, 2026
Active · clear
Ironwood Construction Company
Kensington, CA · CSLB #444427 · as of August 6, 2026
Active · open complaint
Ironwood Construction INC
Petaluma, CA · CSLB #1105672 · as of August 6, 2026
Active · clear
Ironwood Design And Build Corporation
Redondo Beach, CA · CSLB #1122152 · as of August 6, 2026
Active · clear
Ironwood Development Corporation
Middleton, CA · CSLB #732474 · as of August 6, 2026
Active · clear
Ironwood Finish Carpentry
Paso Robles, CA · CSLB #865718 · as of August 6, 2026
Active · clear
Ironwood Ridge Construction INC
Running Springs, CA · CSLB #1155331 · as of August 6, 2026
Active · clear
Ironwood Valley Construction
Galt, CA · CSLB #1133810 · as of August 6, 2026
Active · clear
L D D Construction INC DBA Ironworks
Bakersfield, CA · CSLB #1020508 · as of August 6, 2026
Active · clear
Irrigation Pros
Santa Ana, CA · CSLB #1103090 · as of August 6, 2026
Active · clear
I R Tech INC
Sherman Oaks, CA · CSLB #939811 · as of August 6, 2026
Active · clear
I R V Design And Construction INC
Sun Valley, CA · CSLB #909508 · as of August 6, 2026
Active · clear
Irvine Cornerstone Construction INC
Irvine, CA · CSLB #1103209 · as of August 6, 2026
Active · clear
Jeffrey V Irvine
Cypress, CA · CSLB #999667 · as of August 6, 2026
Active · clear
Irvine Mechanical
Antelope, CA · CSLB #1033062 · as of August 6, 2026
Active · clear
Irvin Enterprises LLC
San Clemente, CA · CSLB #1021473 · as of August 6, 2026
Active · clear
Irvine Outdoor Living INC
Irvine, CA · CSLB #1040278 · as of August 6, 2026
Active · clear
Peter Irving Electric INC
Alamo, CA · CSLB #716757 · as of August 6, 2026
Active · clear
Roland David Irvin
Hesperia, CA · CSLB #602907 · as of August 6, 2026
Active · clear
Irwin Building CO
La Jolla, CA · CSLB #1158549 · as of August 6, 2026
Active · clear
Irwin Building Company
La Jolla, CA · CSLB #989266 · as of August 6, 2026
Active · clear
Irwin Construction Kitchen And Bath
Gilroy, CA · CSLB #864024 · as of August 6, 2026
Active · clear
Irwindale Windows CO
Irwindale, CA · CSLB #846482 · as of August 6, 2026
Active · clear
Diane Lee Irwin
Apple Valley, CA · CSLB #381120 · as of August 6, 2026
Active · clear
Irwin Fisher
San Carlos, CA · CSLB #401739 · as of August 6, 2026
Active · clear
Jeffrey P Irwin
Simi Valley, CA · CSLB #431163 · as of August 6, 2026
Active · clear
Mark D Irwin
Agoura Hills, CA · CSLB #426790 · as of August 6, 2026
Active · clear
Irwin Wagner Construction INC
San Jose, CA · CSLB #1074482 · as of August 6, 2026
Active · clear
Isaac' Building & Remodeling INC
Los Angeles, CA · CSLB #1049764 · as of August 6, 2026
Active · clear
Isaac Construction
Tarzana, CA · CSLB #1058504 · as of August 6, 2026
Active · clear
Isaac Construction
Cold Springs, CA · CSLB #761421 · as of August 6, 2026
Active · clear
Isaac Electric INC
Carpinteria, CA · CSLB #851673 · as of August 6, 2026
Active · clear
Isaac Rion Construction
Castro Valley, CA · CSLB #1136338 · as of August 6, 2026
Active · clear
Jim Isaacs Construction
Orange, CA · CSLB #596674 · as of August 6, 2026
Active · clear
Isaacson Glass
Sacramento, CA · CSLB #620144 · as of August 6, 2026
Active · clear
Neville Isaacson
Pacific Palisades, CA · CSLB #390844 · as of August 6, 2026
Active · clear
Wes Isaac Construction
Reedley, CA · CSLB #671054 · as of August 6, 2026
Active · clear
Isabel De Los Santos INC
Sylmar, CA · CSLB #704756 · as of August 6, 2026
Active · clear
Isa Construction
Lakewood, CA · CSLB #703315 · as of August 6, 2026
Active · clear
Karl Isacson
Santa Cruz, CA · CSLB #790133 · as of August 6, 2026
Active · clear
I S A Group Development
Los Angeles, CA · CSLB #1136032 · as of August 6, 2026
Active · clear
Albert Isagulian
Glendale, CA · CSLB #630493 · as of August 6, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of August 6, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.