Licensed tree service contractors in Southern California
Every CSLB D-49 license with a business address in Los Angeles, Orange, San Diego, Riverside or San Bernardino County, from CSLB data updated 10/22/2026.
By county
Los Angeles County has the most, 444 of 1,165 (38.1%).
| County | Licenses | Active | Share of SoCal |
|---|---|---|---|
| Los Angeles County | 444 | 408 | 38.1% |
| San Diego County | 254 | 238 | 21.8% |
| Riverside County | 170 | 157 | 14.6% |
| Orange County | 162 | 154 | 13.9% |
| San Bernardino County | 135 | 130 | 11.6% |
Tree Service (D-49) by city
- San Diego 54
- Escondido 44
- Los Angeles 35
- Anaheim 35
- Vista 33
- Santa Ana 28
- Riverside 27
- Sylmar 22
- Corona 20
- Orange 18
- San Bernardino 18
- Pomona 17
- La Puente 16
- Perris 15
- Lancaster 14
- San Marcos 14
- North Hills 14
- Pasadena 13
- Chino 13
- El Cajon 13
- Garden Grove 12
- Whittier 12
- Ramona 12
- Van Nuys 12
- Reseda 11
- Fontana 10
- Long Beach 10
- Palmdale 10
- Canoga Park 9
- Lakeside 9
- Oceanside 9
- Rialto 9
- Upland 9
- Valley Center 8
- Indio 8
- Arleta 8
- Moreno Valley 8
- Cathedral City 8
- Newhall 8
- Temecula 7
- Gardena 7
- Fallbrook 7
- Bonsall 7
- Murrieta 7
- Spring Valley 7
- La Habra 7
- Norco 7
- West Covina 7
- Hesperia 7
- Sun Valley 7
- Rancho Cucamonga 6
- Azusa 6
- Montclair 6
- Burbank 6
- Redlands 6
- Winnetka 6
- Jurupa Valley 6
- Granada Hills 6
- Thousand Palms 6
- Chatsworth 6
No new licenses for Tree Service (D-49) across SoCal
None issued Oct 16 – Oct 22, 2026.
Quick facts
How many licensed tree service contractors are in Southern California?
1,165 tree service contractors with a California CSLB license list a business address in Southern California. 1,087 of them have an active license in good standing (CSLB data as of 10/22/2026).
How many tree service contractors in Southern California have a license problem right now?
78 are not in good standing right now, including 53 suspended for missing workers' comp. 85 active licenses expire within 90 days. Each county and city list linked here shows the status and a plain-English OK-to-hire verdict.
How do I check if a tree service contractor is licensed?
Search the business name or license number on LicenseWatch CA to see license status, bond and workers' comp in one place, then confirm on the CSLB website before you sign a contract. In California, work over $1,000 in labor and materials requires a licensed contractor.
New and lapsed SoCal licenses, every Monday
New licenses, expirations and workers' comp lapses across five counties. One short email a week.