CSLB-Verified · California
Licensed Landscaping Contractors in SONOMA, CA
34 verified contractors · 20 carry active workers' comp · Average 17 years in business · Updated June 2026
Finding a reliable landscaping contractor in SONOMA means looking beyond reviews. Of the 34 CSLB-licensed contractors operating in SONOMA, 20 carry active workers' compensation insurance — meaning they can legally employ a crew on your property. 17 hold a Corporation or LLC structure, typically carrying stronger liability coverage than sole proprietors.
Climate & Hardiness in SONOMA
SONOMA sits in USDA Plant Hardiness Zone 9b, with winter minimum temperatures of 25–30°F. This means a true dormant season — lawns and most perennials slow significantly from December through February. Contractors experienced in Zone 9b know to schedule irrigation shutdown before first frost, design planting schemes around the zone's long dry summers, and recommend drought-tolerant species that handle both the heat and the occasional cold snap. Ask any contractor you hire whether their plant selections are rated for Zone 9b minimums.
34 Licensed Landscapers in SONOMA
WALDRON LANDSCAPING INC
Workers' Comp ActiveLicensed 1977 · 48 years in business
Corporation · Sonoma County
License #346260 · Status: CLEAR ✓
(707) 996 5868
INFUSION INC
Workers' Comp ActiveLicensed 1981 · 45 years in business
Corporation · Sonoma County
License #403444 · Status: CLEAR ✓
(707) 996 6999
NYBERG LANDSCAPING INCORPORATED
Workers' Comp ActiveLicensed 1987 · 39 years in business
Corporation · Sonoma County
License #510617 · Status: CLEAR ✓
(707) 996 5221
HEAVEN ON EARTH LANDSCAPE CONSTRUCTION
Workers' Comp ActiveLicensed 1993 · 33 years in business
Sole Owner · Sonoma County
License #668068 · Status: CLEAR ✓
(408) 507 1086
SONOMA MISSION GARDENS INC
Workers' Comp ActiveLicensed 1999 · 26 years in business
Corporation · Sonoma County
License #771779 · Status: CLEAR ✓
(707) 938 5743
EL ALAMO LANDSCAPING
Workers' Comp ActiveLicensed 2006 · 20 years in business
Sole Owner · Sonoma County
License #872018 · Status: CLEAR ✓
(707) 975 6135
ANDERSON SCOTT LANDSCAPE MAINTENANCE INC
Workers' Comp ActiveLicensed 2007 · 19 years in business
Corporation · Sonoma County
License #895616 · Status: CLEAR ✓
(707) 343 1840
LEO'S CONSTRUCTION AND PAINTING
Workers' Comp ActiveLicensed 2008 · 18 years in business
Sole Owner · Sonoma County
License #914469 · Status: CLEAR ✓
(707) 280 8629
ROY'S LANDSCAPING INC
Workers' Comp ActiveLicensed 2007 · 18 years in business
Corporation · Sonoma County
License #907566 · Status: CLEAR ✓
(707) 939 9612
PAZ LANDSCAPE
Workers' Comp ActiveLicensed 2008 · 17 years in business
Corporation · Sonoma County
License #918381 · Status: CLEAR ✓
(707) 833 4010
J K T ASSOCIATES INC
Workers' Comp ActiveLicensed 2010 · 16 years in business
Corporation · Sonoma County
License #943317 · Status: CLEAR ✓
(707) 766 6336
ECOLOGICAL SOLUTIONS CA LLC
Workers' Comp ActiveLicensed 2010 · 16 years in business
Limited Liability · Sonoma County
License #942147 · Status: CLEAR ✓
(415) 497 1050
DE ANDA LANDSCAPING INC
Workers' Comp ActiveLicensed 2015 · 11 years in business
Corporation · Sonoma County
License #999752 · Status: CLEAR ✓
(707) 953 3784
ATELIER WELLANDER INC
WC Exempt (Sole Owner)Licensed 1979 · 46 years in business
Corporation · Sonoma County
License #381200 · Status: CLEAR ✓
(707) 480 2748
SCANDIA LANDSCAPING
WC Exempt (Sole Owner)Licensed 1984 · 42 years in business
Sole Owner · Sonoma County
License #452594 · Status: CLEAR ✓
(707) 210 4572
SUNGARDEN COMPANY INC THE
No Active WCLicensed 1989 · 36 years in business
Corporation · Sonoma County
License #577385 · Status: CLEAR ✓
(916) 825 7046
CON MARA GARDENS INC
Workers' Comp ActiveLicensed 1994 · 31 years in business
Corporation · Sonoma County
License #694439 · Status: CLEAR ✓
(707) 938 1061
CLEMENTS PETER
WC Exempt (Sole Owner)Licensed 2005 · 20 years in business
Sole Owner · Sonoma County
License #864786 · Status: CLEAR ✓
(707) 478 2363
NATE PAUTSCH
WC Exempt (Sole Owner)Licensed 2005 · 20 years in business
Sole Owner · Sonoma County
License #861165 · Status: CLEAR ✓
(707) 548 2650
BARRAGAN A LANDSCAPING
Workers' Comp ActiveLicensed 2017 · 8 years in business
Sole Owner · Sonoma County
License #1028908 · Status: CLEAR ✓
(707) 363 9290
Beyond Landscaping: Specialty Licenses in SONOMA
Some SONOMA landscapers also hold additional CSLB classifications — useful when a project spans trades like drainage, concrete, or pools.
- 3 also hold General Building (B)
- 1 also hold Painting (C33)
- 2 also hold Tree Service (D49)
SONOMA Landscaping Market at a Glance
- 34 contractors hold a current, clear CSLB C-27 landscaping license
- 20 (59%) carry active workers' compensation insurance
- 17 (50%) are incorporated (Corporation or LLC)
- 19 have been licensed for 10 or more years
- Average time in business: 17.2 years
- Longest-established contractor: 48 years (licensed 1977)
Nearby Cities
Frequently Asked Questions
How do I verify a landscaping contractor's license in California?
Every contractor on this page links to its official CSLB license-detail record. Search the license number at cslb.ca.gov to confirm the license is current, the classification is C-27 (Landscaping), and the status is CLEAR before you hire.
What is the difference between a C-27 licensed contractor and an unlicensed landscaper?
A C-27 license means the contractor passed California's trade and law exams, posted a contractor bond, and is accountable to the CSLB. Unlicensed operators carry none of those protections — you have little recourse if work is defective or someone is injured on your property.
Why does workers' compensation insurance matter when hiring a landscaper?
If a contractor employs a crew, active workers' comp insurance means you are not liable for on-site injuries. A contractor without it can legally work alone, but you take on real risk the moment an uninsured crew sets foot on your property.
Do landscapers in SONOMA winterize irrigation systems?
Yes. SONOMA sees a real frost season, so experienced contractors schedule irrigation shutdown before first frost and choose cold-hardy plant material rated for the local winter lows.
