L&I-Verified · Washington
Licensed Landscaping Contractors in Richland, WA
4 verified contractors · 2 licensed 10+ years · Average 14 years in business · Updated June 2026
Finding a reliable landscaping contractor in Richland means looking beyond reviews. All 4 contractors here hold a current, ACTIVE Washington L&I contractor registration with a Landscaping specialty, averaging 14 years licensed — 2 have held their license 10+ years. 2 operate as an LLC or corporation, typically carrying stronger liability coverage than sole proprietors. Every license is verifiable on lni.wa.gov.
4 Licensed Landscapers in Richland
Artistic Treeworks
Licensed 1992 · 34 years in business
Individual · Benton County
License #ARTIST*088JB
Status: ACTIVE ✓
5099434604
License valid through Jul 2028
Cut Above Inc
Licensed 2007 · 19 years in business
Corporation · Benton County
License #CUTABAI934LK
Status: ACTIVE ✓
5096276675
License valid through May 2027
Castillo Landscaping & Maint
Licensed 2023 · 3 years in business
Individual · Benton County
License #CASTILM779LA
Status: ACTIVE ✓
5094385880
License valid through Jun 2027
Gamache Maintenance LLC
Licensed 2023 · 3 years in business
Limited Liability Company · Benton County
License #GAMACML771DM
Status: ACTIVE ✓
5096082529
License valid through Mar 2027
