CSLB-Verified ยท California
Licensed Landscaping Contractors in IRWINDALE, CA
6 verified contractors ยท 6 with active workers' comp ยท Average 26 years in business ยท Updated September 2026
Finding a reliable landscaping contractor in IRWINDALE means looking beyond reviews. Of the 6 CSLB-licensed contractors operating in IRWINDALE, 6 carry active workers' compensation insurance โ meaning they can legally employ a crew on your property. 6 hold a Corporation or LLC structure, typically carrying stronger liability coverage than sole proprietors.
Climate & Hardiness in IRWINDALE
IRWINDALE sits in USDA Plant Hardiness Zone 10a, with minimum temperatures of 30โ35ยฐF. Zone 10a sits at the edge of frost risk โ rare but possible, meaning irrigation systems need winterization readiness even if they rarely need it. The mild climate supports an enormous range of plant material, but summer fog patterns, coastal wind exposure, and microclimate variation within a single neighborhood can dramatically change what thrives. Local experience matters here more than in more uniform climates.
6 Licensed Landscapers in IRWINDALE
Mariposa Landscapes Inc
Licensed 1990 ยท 36 years in business
Corporation ยท Los Angeles County
License #592268
Status: CLEAR โ
(800) 794 9458
License valid through Apr 2028
$25,000 bond ยท American Contractors Indemnity Company
Mee Industries Inc
Licensed 1991 ยท 35 years in business
Corporation ยท Los Angeles County
License #621594
Status: CLEAR โ
(626) 359 4550
License valid through Jun 2027
$25,000 bond ยท Ohio Casualty Insurance Company (The)
Online since 1998
Mission Paving And Sealing Inc
Licensed 1991 ยท 34 years in business
Corporation ยท Los Angeles County
License #624257
Status: CLEAR โ
(626) 452 8200
License valid through Aug 2027
$25,000 bond ยท Suretec Insurance Company
Online since 1998
Pierre Landscape Inc
Licensed 1992 ยท 34 years in business
Corporation ยท Los Angeles County
License #638989
Status: CLEAR โ
(626) 653 4519
License valid through Mar 2028
$25,000 bond ยท Harco National Insurance Company
Dunn Alan Landscape Design
Licensed 2013 ยท 13 years in business
Corporation ยท Los Angeles County
License #981448
Status: CLEAR โ
(855) 764 0006
License valid through Mar 2027
$25,000 bond ยท North River Insurance Company (The)
Mariposa Tree Management Inc
Licensed 2019 ยท 6 years in business
Corporation ยท Los Angeles County
License #1061455
Status: CLEAR โ
(626) 960 0196
License valid through Dec 2027
$25,000 bond ยท Hartford Fire Insurance Company
IRWINDALE Landscaping Market at a Glance
- 6 hold a current, clear CSLB C-27 landscaping licence in IRWINDALE
- 6 (100%) carry active workers' compensation insurance
- 5 have been licensed 10+ years
- Average time in business: 26 years
Beyond Landscaping: Specialty Licenses in IRWINDALE
Some IRWINDALE landscapers also hold additional CSLB classifications โ useful when a project spans trades like drainage, concrete, or pools.
- 4 also hold General Engineering (A)
- 1 also hold Earthwork & Paving (C12)
- 2 also hold C31 (C31)
- 2 also hold C49 (C49)
- 2 also hold Tree Service (D49)
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 โ 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.
How does coastal fog affect landscaping choices in IRWINDALE?
IRWINDALE's summer fog and microclimate variation change what thrives block to block. Contractors with local experience choose plant material and irrigation schedules matched to your specific exposure rather than a generic plan.