CSLB-Verified · California
Licensed Landscaping Contractors in BRENTWOOD, CA
37 verified contractors · 30 carry active workers' comp · Average 15 years in business · Updated June 2026
Finding a reliable landscaping contractor in BRENTWOOD means looking beyond reviews. Of the 37 CSLB-licensed contractors operating in BRENTWOOD, 30 carry active workers' compensation insurance — meaning they can legally employ a crew on your property. 26 hold a Corporation or LLC structure, typically carrying stronger liability coverage than sole proprietors.
Climate & Hardiness in BRENTWOOD
BRENTWOOD 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.
37 Licensed Landscapers in BRENTWOOD
ROCK WATER FIRE/CUSTOM MASTIC
WC Exempt (Sole Owner)Licensed 2004 · 21 years in business
Corporation · Contra Costa County
License #847720 · Status: CLEAR ✓
(925) 918 0840
TRI STAR LANDSCAPE SERVICES INC
Workers' Comp ActiveLicensed 2006 · 19 years in business
Corporation · Contra Costa County
License #885764 · Status: CLEAR ✓
(925) 724 9212
G K M INVESTMENTS INC
Workers' Comp ActiveLicensed 2013 · 12 years in business
Corporation · Contra Costa County
License #986997 · Status: CLEAR ✓
(916) 706 7295
KAZZAZ LANDSCAPING
WC Exempt (Sole Owner)Licensed 2014 · 12 years in business
Sole Owner · Contra Costa County
License #990163 · Status: CLEAR ✓
(925) 516 7270
SOCIAL SPACES
WC Exempt (Sole Owner)Licensed 2014 · 11 years in business
Sole Owner · Contra Costa County
License #999059 · Status: CLEAR ✓
(510) 867 3038
HERNANDEZ LANDSCAPING & SONS INC
WC Exempt (Sole Owner)Licensed 2016 · 10 years in business
Corporation · Contra Costa County
License #1014510 · Status: CLEAR ✓
(925) 634 8511
REYES E & M LANDSCAPING INC
Workers' Comp ActiveLicensed 2017 · 9 years in business
Corporation · Contra Costa County
License #1024368 · Status: CLEAR ✓
(925) 858 6418
SEPULVEDA LANDSCAPING
Workers' Comp ActiveLicensed 2020 · 6 years in business
Sole Owner · Contra Costa County
License #1064134 · Status: CLEAR ✓
(925) 308 0563
DPG OUTDOOR LIVING
Workers' Comp ActiveLicensed 2021 · 5 years in business
Corporation · Contra Costa County
License #1073434 · Status: CLEAR ✓
(925) 239 5645
J'S MODERN LANDSCAPING INC
Workers' Comp ActiveLicensed 2021 · 4 years in business
Corporation · Contra Costa County
License #1081289 · Status: CLEAR ✓
(925) 451 8400
ADVANTAGE POOLS BAY AREA INC
Workers' Comp ActiveLicensed 2024 · 2 years in business
Corporation · Contra Costa County
License #1118637 · Status: CLEAR ✓
(925) 628 0594
EAST BAY LANDSCAPE & MAINTENANCE
Workers' Comp ActiveLicensed 2026 · 0 years in business
Sole Owner · Contra Costa County
License #1151282 · Status: CLEAR ✓
(925) 752 1867
PACHECO & SON'S LANDSCAPING INC
Workers' Comp ActiveLicensed 2025 · 0 years in business
Corporation · Contra Costa County
License #1148475 · Status: CLEAR ✓
(925) 234 5948
DESIGN LANDSCAPE
WC Exempt (Sole Owner)Licensed 2016 · 9 years in business
Sole Owner · Contra Costa County
License #1019162 · Status: CLEAR ✓
(925) 918 1789
POOL & LANDSCAPE DEVELOPMENT INC
Workers' Comp ActiveLicensed 2018 · 7 years in business
Corporation · Contra Costa County
License #1045497 · Status: CLEAR ✓
(925) 428 0036
TRI-VALLEY LANDSCAPE CONSTRUCTION INC
Workers' Comp ActiveLicensed 2020 · 5 years in business
Corporation · Contra Costa County
License #1066599 · Status: CLEAR ✓
(925) 922 4558
OLIVAREZ LANDSCAPE
WC Exempt (Sole Owner)Licensed 2024 · 1 years in business
Sole Owner · Contra Costa County
License #1123251 · Status: CLEAR ✓
(925) 787 7323
Beyond Landscaping: Specialty Licenses in BRENTWOOD
Some BRENTWOOD landscapers also hold additional CSLB classifications — useful when a project spans trades like drainage, concrete, or pools.
- 1 also hold General Engineering (A)
- 6 also hold General Building (B)
- 4 also hold Concrete (C-8)
- 2 also hold Masonry (C29)
- 4 also hold Swimming Pool (C53)
BRENTWOOD Landscaping Market at a Glance
- 37 contractors hold a current, clear CSLB C-27 landscaping license
- 30 (81%) carry active workers' compensation insurance
- 26 (70%) are incorporated (Corporation or LLC)
- 26 have been licensed for 10 or more years
- Average time in business: 15.8 years
- Longest-established contractor: 43 years (licensed 1982)
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 BRENTWOOD winterize irrigation systems?
Yes. BRENTWOOD 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.
