Independent site · Not affiliated with CSLB or any state agency
Contractor LookoutCalifornia

Licensed General Contractors in Montclair, California

Updated November 1, 2026 from CSLB's public license file · B General Building Contractor

  • 71licensed general contractors
  • 65active (Clear)
  • 8.5%with a suspension
  • 43.7%workers' comp exempt
  • 10.4 yrsmedian time licensed
  • 59.2%corp / LLC / partnership (40.8% sole owner)
  • 2new in the last 12 months
  • —change tracking began November 1, 2026

CSLB's public data lists 71 general contractors with a mailing address in Montclair, and 65 of them (91.5%) show a Clear primary status.

The share with a suspension, 8.5%, is 3.3 points higher than the San Bernardino County rate for the same license (5.2%). 43.7% report a workers' comp exemption, 14 points lower than the statewide figure for general contractors (57.7%), so many of these businesses say they have no employees.

Experience varies: 50.7% have been licensed 10+ years and 2 are new this year (median 10.4 years, vs 15.3 statewide).

General contractors hold CSLB's B (General Building Contractor) license, which covers projects that combine two or more unrelated trades. See the B General Building Contractor guide for what the license covers.

How to check a general contractor's license in Montclair

  1. Open the general contractor's profile from the table below (or search Montclair listings by name). Check that B appears among its classifications and that the primary status reads Clear. What B covers.
  2. Re-check the same number on CSLB's Instant License Check the day you sign; our copy is refreshed weekly and 8.5% of Montclair listings here already show a suspension.
  3. Get the bid and contract in writing with the license number on it. If the job tops $1,000 in labor and materials, a licensed general contractor is required by law. See the $1,000 rule.

50 of 71 general contractors in Montclair

Montclair general contractors sorted with Clear licenses first, then by years licensed. Badges reflect CSLB's file dated November 1, 2026, not a rating of anyone's work.

Licensed general contractors in Montclair
Business nameLicense #StatusYearsWorkers' compBond
Conley Manufacturing and Sales 323391 Clear 50 Insured On file
Slater Waterproofing INC 373368 Clear 47 Insured On file
Precision Landscape Construction 411518 Clear 45 Insured On file
Conley John L INC 475686 Clear 41 Insured On file
Chen Pang Chiu 514113 Clear 39 Exempt On file
E M I Construction 612543 Clear 35 Exempt On file
C L S Landscape Management INC 650883 Clear 34 Insured On file
Frontline Enterprise 660188 Clear 33 Insured On file
American Heavy Moving and Rigging INC 686594 Clear 32 Insured On file
Cd Imaging and Signs 767934 Clear 27 Insured On file
J A Floor Coverings INC 775809 Clear 26 Insured On file
Sms Builders INC 796401 Clear 25 Insured On file
Aragon Construction INC 799386 Clear 25 Insured On file
Torres Wilfredo 818886 Clear 23 Exempt On file
Tech One Construction INC 854945 Clear 21 Insured On file
Arrow Restaurant Equipment & Supplies INC 868743 Clear 20 Insured On file
Advance Electric 876834 Clear 20 Exempt On file
Sweetwater Plumbing Industries INC 889182 Clear 19 Insured On file
Classic Construction and Plumbing 897883 Clear 19 Exempt On file
Lambarena Construction 907685 Clear 18 Exempt On file
Born Again Construction 915809 Clear 18 Exempt On file
Aguirre - Barraza Alfonso 919802 Clear 18 Exempt On file
J C R Construction 935676 Clear 17 Exempt On file
Historic Building Services INC 947644 Clear 16 Insured On file
H L M INC 950133 Clear 16 Exempt On file
F T G Services 956200 Clear 15 Insured On file
Sheng-Tien Tsai 980128 Clear 13 Insured On file
Montclair's Maintenance Service 982416 Clear 13 Exempt On file
Blannon Construction 992728 Clear 12 Exempt On file
Plumbers Connection INC the 1001892 Clear 11 Insured On file
Best Quality Construction INC 1005696 Clear 11 Insured On file
Mkrtchyan Jack INC 1008275 Clear 11 Exempt On file
Gonzalez Cristian 1009400 Clear 10 Insured On file
Straight Square Construction 1009578 Clear 10 Insured On file
Azlan Construction LLC 1015022 Clear 10 Exempt On file
Home Improvement Industries 1025329 Clear 9 Insured On file
Insulated Zone INC 1026801 Clear 9 Insured On file
Quality Conservation Services 1034739 Clear 8 Insured On file
Boice David Karl 1044950 Clear 8 Exempt On file
Acer Fire Protection INC 1047478 Clear 7 Insured On file
JR Nava Construction Services INC JR 1056728 Clear 7 Exempt On file
B K Top Construction INC 1058705 Clear 7 Insured On file
New Bear Wind INC 1059216 Clear 7 Insured On file
Nunez Rafael JR 1067192 Clear 6 Insured On file
R C Construction 1071931 Clear 5 Insured On file
Lionheart Construction 1079732 Clear 5 Exempt On file
Specialty Trades INC 1083752 Clear 5 Insured On file
Talee INC 1082609 Clear 5 Insured On file
D N Builders INC 1086999 Clear 4 Insured On file
Revco Construction INC 1090710 Clear 4 Exempt On file

See all 71 general contractors in Montclair

Source: CSLB public data · Updated November 1, 2026 Status can change at any time. Verify on CSLB's Instant License Check.

Frequently asked questions

How many licensed general contractors are in Montclair?

CSLB's current public file lists 71 general contractors with a Montclair mailing address. 65 have a Clear status, and 81.7% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a general contractor need in California?

Look for B on the license. 71 businesses in Montclair hold it. Small jobs under $1,000 with no permit and no employees are exempt; everything else needs a license (details).

How do I check a general contractor's workers' comp?

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In Montclair, 56.3% of general contractors list a policy, 43.7% claim an exemption and 0% show no current coverage. Confirm the policy with CSLB's workers' comp search before work starts. How to check workers' comp.

Related

General Contractors in nearby cities

More general contractors lists in San Bernardino County

Other licensed trades in Montclair

Guides