CSLB-Verified · California
Licensed Landscaping Contractors in WALNUT CREEK, CA
27 verified contractors · 21 carry active workers' comp · Average 23 years in business · Updated June 2026
Finding a reliable landscaping contractor in WALNUT CREEK means looking beyond reviews. Of the 27 CSLB-licensed contractors operating in WALNUT CREEK, 21 carry active workers' compensation insurance — meaning they can legally employ a crew on your property. 14 hold a Corporation or LLC structure, typically carrying stronger liability coverage than sole proprietors.
Climate & Hardiness in WALNUT CREEK
WALNUT CREEK 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.
27 Licensed Landscapers in WALNUT CREEK
ASTRO GREEN VENTURES GROUP LLC
Workers' Comp ActiveLicensed 2018 · 7 years in business
Limited Liability · Contra Costa County
License #1041049 · Status: CLEAR ✓
(925) 217 0311
CREST LANDSCAPE
Workers' Comp ActiveLicensed 2019 · 6 years in business
Sole Owner · Contra Costa County
License #1060191 · Status: CLEAR ✓
(510) 967 0594
GREEN LYNX LLC
Workers' Comp ActiveLicensed 2021 · 4 years in business
Limited Liability · Contra Costa County
License #1079618 · Status: CLEAR ✓
(925) 708 2776
AKA PARTNER LLC
Workers' Comp ActiveLicensed 2024 · 2 years in business
Limited Liability · Contra Costa County
License #1119091 · Status: CLEAR ✓
(925) 584 7449
JANNISSE & SONS LANDSCAPING
Workers' Comp ActiveLicensed 2024 · 2 years in business
Limited Liability · Contra Costa County
License #1114903 · Status: CLEAR ✓
(925) 260 1519
PANORAMIC LANDSCAPING
WC Exempt (Sole Owner)Licensed 2023 · 2 years in business
Corporation · Contra Costa County
License #1113100 · Status: CLEAR ✓
(925) 260 4093
WEISE DAVID LANDSCAPING LLC
WC Exempt (Sole Owner)Licensed 2024 · 1 years in business
Limited Liability · Contra Costa County
License #1128917 · Status: CLEAR ✓
(925) 989 1625
Beyond Landscaping: Specialty Licenses in WALNUT CREEK
Some WALNUT CREEK landscapers also hold additional CSLB classifications — useful when a project spans trades like drainage, concrete, or pools.
- 1 also hold General Engineering (A)
- 4 also hold General Building (B)
- 2 also hold Concrete (C-8)
- 1 also hold Earthwork & Paving (C12)
- 2 also hold Swimming Pool (C53)
WALNUT CREEK Landscaping Market at a Glance
- 27 contractors hold a current, clear CSLB C-27 landscaping license
- 21 (78%) carry active workers' compensation insurance
- 14 (52%) are incorporated (Corporation or LLC)
- 19 have been licensed for 10 or more years
- Average time in business: 23.4 years
- Longest-established contractor: 57 years (licensed 1969)
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 WALNUT CREEK winterize irrigation systems?
Yes. WALNUT CREEK 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.
