CSLB-Verified · California
Licensed Landscaping Contractors in OAK HILLS, CA
7 verified contractors · 4 with active workers' comp · Average 23 years in business · Updated September 2026
Finding a reliable landscaping contractor in OAK HILLS means looking beyond reviews. Of the 7 CSLB-licensed contractors operating in OAK HILLS, 4 carry active workers' compensation insurance — meaning they can legally employ a crew on your property. 1 hold a Corporation or LLC structure, typically carrying stronger liability coverage than sole proprietors.
Climate & Hardiness in OAK HILLS
OAK HILLS sits in USDA Plant Hardiness Zone 8b, with winter minimum temperatures of 15–20°F — among the coldest zones in California's populated areas. This means genuine freeze events, irrigation systems that must be drained for winter, and planting choices carefully rated for cold hardiness. Contractors working in Zone 8b need cold-climate experience that many California landscapers simply don't have — it's worth asking directly about their experience with frost protection, plant hardiness ratings, and winter system preparation.
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7 Licensed Landscapers in OAK HILLS
Cal Custom Professional Landscape
Licensed 1979 · 47 years in business
Sole Owner · San Bernardino County
License #370540
Status: CLEAR ✓
(760) 947 6261
License valid through Mar 2027
$25,000 bond · Atlantic Specialty Insurance Company
All - N - One Maintenance
Licensed 1997 · 29 years in business
Corporation · San Bernardino County
License #735065
Status: CLEAR ✓
(909) 946 0423
License valid through Apr 2027
$25,000 bond · American Contractors Indemnity Company
Online since 2013
Martinez Jaime Landscape Services
Licensed 2007 · 18 years in business
Sole Owner · San Bernardino County
License #902586
Status: CLEAR ✓
(760) 900 9628
License valid through Aug 2027
$25,000 bond · Rli Insurance Company
Banuelos Simon Construction
Licensed 2010 · 15 years in business
Sole Owner · San Bernardino County
License #956221
Status: CLEAR ✓
(951) 543 8810
License valid through Dec 2026
$25,000 bond · North River Insurance Company (The)
Gaitan Mark A
Licensed 2003 · 22 years in business
Sole Owner · San Bernardino County
License #828926
Status: CLEAR ✓
(760) 403 3973
License valid through Dec 2027
$25,000 bond · Atlantic Specialty Insurance Company
Puccio Construction
Licensed 2010 · 16 years in business
Sole Owner · San Bernardino County
License #948008
Status: CLEAR ✓
(760) 596 2200
License valid through Jun 2028
$25,000 bond · American Contractors Indemnity Company
Three Stars
Licensed 2009 · 16 years in business
Sole Owner · San Bernardino County
License #940708
Status: CLEAR ✓
(714) 323 1301
License valid through Dec 2027
$25,000 bond · American Contractors Indemnity Company
OAK HILLS Landscaping Market at a Glance
- 7 hold a current, clear CSLB C-27 landscaping licence in OAK HILLS
- 4 (57%) carry active workers' compensation insurance
- 1 (14%) are incorporated (Corporation or LLC)
- 7 have been licensed 10+ years
- Average time in business: 23 years
Beyond Landscaping: Specialty Licenses in OAK HILLS
Some OAK HILLS 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 Concrete (C-8)
- 1 also hold D38 (D38)
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 OAK HILLS winterize irrigation systems?
Yes. OAK HILLS 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.