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
- 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.
- 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.
- 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.
| Business name | License # | Status | Years | Workers' comp | Bond |
|---|---|---|---|---|---|
| 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.
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