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Licensed Limited Specialty Contractors in Covina, California

Updated November 1, 2026 from CSLB's public license file · C-61 Limited Specialty

  • 46licensed limited specialty contractors
  • 46active (Clear)
  • 0%with a suspension
  • 30.4%workers' comp exempt
  • 18.8 yrsmedian time licensed
  • 58.7%corp / LLC / partnership (41.3% sole owner)
  • 0new in the last 12 months
  • —change tracking began November 1, 2026

There are 46 limited specialty contractors based in Covina in CSLB's current file. 46 (100%) have a Clear status as of November 1, 2026.

30.4% report a workers' comp exemption, 5.8 points lower than the statewide figure for limited specialty contractors (36.2%), so many of these businesses say they have no employees. The share with a suspension, 0%, is 5.1 points lower than the Los Angeles County rate for the same license (5.1%).

Experience varies: 71.7% have been licensed 10+ years and 0 are new this year (median 18.8 years, vs 13 statewide).

C-61 licenses are always paired with a D-subcategory that names the specific trade, so check the "D" code on each profile. See the C-61 Limited Specialty guide for what the license covers.

How to check a limited specialty contractor's license in Covina

  1. Open the limited specialty contractor's profile from the table below (or search Covina listings by name). Check that C-61 appears among its classifications and that the primary status reads Clear. What C-61 covers.
  2. Confirm it live with CSLB's Instant License Check. Statuses change between our weekly refreshes, especially workers' comp and bond suspensions.
  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 limited specialty contractor is required by law. See the $1,000 rule.

All 46 limited specialty contractors in Covina

Covina limited specialty 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 limited specialty contractors in Covina
Business nameLicense #StatusYearsWorkers' compBond
Air Balance CO INC 347017 Clear 48 Insured On file
Creative Sign & Display CO 360181 Clear 48 Exempt On file
J & J Door Closer Service INC 364589 Clear 48 Insured On file
Superior Garage Door INC 372022 Clear 47 Insured On file
J W Lock CO INC 563708 Clear 37 Insured On file
Los Angeles Engineering INC 591176 Clear 36 Insured On file
Urban Graffiti Enterprises INC 592356 Clear 36 Insured On file
A L D C L A INC 616269 Clear 35 Insured On file
Seizmic INC 665374 Clear 33 Insured On file
M C S 700464 Clear 31 Insured On file
Acorn Tree Service 735530 Clear 29 Insured On file
D B M C INC 755747 Clear 28 Insured On file
Concrete Technology 758201 Clear 27 Insured On file
Blue Seal INC 779730 Clear 26 Insured On file
Solis Fred 785526 Clear 26 Exempt On file
Green's Security Centers INC 790141 Clear 25 Insured On file
Unique Enterprises 804144 Clear 24 Exempt On file
Clark Andrew Construction 828889 Clear 22 Insured On file
Global Industrial Network 848287 Clear 22 Insured On file
Associated Air Balance 851730 Clear 21 Insured On file
Utility Backflow Testing CO. 863907 Clear 21 Exempt On file
Drop Mark S SR 881378 Clear 20 Exempt On file
Creative Window Solutions 908626 Clear 18 Insured On file
Lopez Mark Concrete Pumping INC 911188 Clear 18 Exempt On file
Alpha Pool and Spa Repair 915984 Clear 18 Exempt On file
D & J Echo Electric 932606 Clear 17 Exempt On file
Natera Industries LLC 958210 Clear 15 Insured On file
H & R Certified Welders INC 981506 Clear 13 Exempt On file
Pete's Tree Service INC 984109 Clear 13 Insured On file
Baldwin Builders 992380 Clear 12 Insured On file
Superior Coatings 997791 Clear 12 Insured On file
Abco Duct Cleaning Corporation 1003311 Clear 11 Insured On file
P W T S Synthetic Tank Services 1008301 Clear 11 Insured On file
Woodlands General Contracting LLC 1024533 Clear 9 Insured On file
Rt Diamond Enterprise 1048351 Clear 7 Exempt On file
Milan Decorative Concrete 1053174 Clear 7 Exempt On file
J C Suspended Ceilings 1055559 Clear 7 Exempt On file
Acosta Tree Service 1058201 Clear 7 Insured On file
The Rotary Specialists 1078850 Clear 5 Insured On file
So Cal Blinds & Shades 1079895 Clear 5 Exempt On file
Miranda's Tree Service 1080959 Clear 5 Insured On file
Socal Tree Service 1089537 Clear 4 Insured On file
Matrix Air & Hydronic Balancing CO 1106383 Clear 3 Insured On file
Blinds By Ricky 1126690 Clear 2 Exempt On file
Mtx Duct Cleaning Services CO 1128435 Clear 2 Insured On file
Socal Shade Company 1131499 Clear 1 Insured On file

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 limited specialty contractors are in Covina?

CSLB's current public file lists 46 limited specialty contractors with a Covina mailing address. 46 have a Clear status, and 91.3% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a limited specialty contractor need in California?

C-61 licenses are always paired with a D-subcategory that names the specific trade, so check the "D" code on each profile. Any job of $1,000 or more in labor and materials needs a licensed contractor. Read our guide to the $1,000 rule.

How do I check a limited specialty contractor's workers' comp?

Each profile shows the workers' comp type, insurer and policy dates from CSLB's file. Among Covina limited specialty contractors, 30.4% are exempt (no employees), 69.6% insured and 0% without current coverage. Verify a policy with CSLB's insurer search (step by step).

Related

Limited Specialty Contractors in nearby cities

More limited specialty contractors lists in Los Angeles County

Other licensed trades in Covina

Guides