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Licensed Limited Specialty Contractors in Sonoma, California

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

  • 23licensed limited specialty contractors
  • 23active (Clear)
  • 0%with a suspension
  • 39.1%workers' comp exempt
  • 16.6 yrsmedian time licensed
  • 56.5%corp / LLC / partnership (43.5% sole owner)
  • 0new in the last 12 months
  • —change tracking began November 1, 2026

CSLB's public data lists 23 limited specialty contractors with a mailing address in Sonoma, and 23 of them (100%) show a Clear primary status.

The share with a suspension, 0%, is 4 points lower than the Sonoma County rate for the same license (4%). 39.1% report a workers' comp exemption, 2.9 points higher than the statewide figure for limited specialty contractors (36.2%), so many of these businesses say they have no employees.

Experience varies: 73.9% have been licensed 10+ years and 0 are new this year (median 16.6 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 Sonoma

  1. Find the business in the list below, or search all 23 Sonoma listings, and open its profile. You want a Clear status and the C-61 classification (a B license can also cover it as part of a multi-trade job).
  2. Before any money changes hands, verify the license on CSLB's own lookup. Our data comes from CSLB's weekly file, so a very recent change may not show here yet.
  3. Match the license holder's name to the name on the written contract and the person you meet. Ask for proof of workers' comp if anyone besides the owner will work on site. Hiring checklist.

All 23 limited specialty contractors in Sonoma

Sonoma 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 Sonoma
Business nameLicense #StatusYearsWorkers' compBond
Larbre Well Drilling and Pumps INC 348203 Clear 48 Insured On file
Spiffy's 508794 Clear 39 Insured On file
Arbor Fence INC 543558 Clear 38 Insured On file
Sonoma Security Lock Safe & Key 549458 Clear 37 Exempt On file
Rice Paul Concrete Artisan 650553 Clear 34 Exempt On file
Ayers Bill Drapery Installations 679723 Clear 33 Exempt On file
Sonoma Valley Tree Service 731536 Clear 29 Insured On file
Superior Screens INC 781543 Clear 26 Exempt On file
Urban Window Solutions 836511 Clear 22 Exempt On file
Second Nature Tree Service 861924 Clear 21 Insured On file
High - Tech Screens & Shades 887830 Clear 19 Insured On file
Shade Shop 945225 Clear 16 Exempt On file
Linden's Pool Service 960156 Clear 15 Exempt On file
Sonoma Valley Pool & Spa Service 993741 Clear 12 Exempt On file
C A Roll Ups 996111 Clear 12 Exempt On file
De Anda Landscaping INC 999752 Clear 11 Insured On file
Wilson's Locksmith & Security Center 1007436 Clear 11 Insured On file
Barragan A Landscaping 1028908 Clear 9 Insured On file
Granko Av 1051441 Clear 7 Insured On file
Ironbark Arborists & Forestry 1072799 Clear 5 Insured On file
Double S Welding & Fabrication INC 1078354 Clear 5 Insured On file
Scenic Screens INC 1098747 Clear 4 Insured On file
Precision Garage Door of Sonoma Napa Solano 1110205 Clear 3 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 Sonoma?

CSLB's current public file lists 23 limited specialty contractors with a Sonoma mailing address. 23 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?

Look for C-61 on the license. 23 businesses in Sonoma 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 limited specialty contractor's workers' comp?

Open the contractor's profile here to see the workers' comp type and insurer from CSLB's file. In Sonoma, 60.9% of limited specialty contractors list a policy, 39.1% 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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Other licensed trades in Sonoma

Guides