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Licensed non-electrical sign installation contractors in Southern California
Every CSLB D-42 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, 59 of 207 (28.5%).
| County | Licenses | Active | Share of SoCal |
|---|---|---|---|
| Los Angeles County | 59 | 58 | 28.5% |
| San Diego County | 57 | 55 | 27.5% |
| Orange County | 48 | 46 | 23.2% |
| Riverside County | 25 | 24 | 12.1% |
| San Bernardino County | 18 | 18 | 8.7% |
Non-Electrical Sign Installation (D-42) by city
- San Diego 20
- Santa Ana 11
- Orange 9
- Los Angeles 8
- El Cajon 6
- Riverside 6
- Anaheim 6
- Long Beach 5
- San Marcos 5
- Vista 5
- Canoga Park 4
- Corona 4
- Upland 4
- Chatsworth 4
- Chino 3
- Fallbrook 3
- Ontario 3
- Burbank 3
- Chula Vista 3
- Costa Mesa 3
- Santee 3
- Woodland Hills 2
- San Bernardino 2
- Carlsbad 2
- Rancho Cucamonga 2
- Redlands 2
- Murrieta 2
- Gardena 2
- Pomona 2
- Los Alamitos 2
- El Monte 2
- Poway 2
- Torrance 2
- Fullerton 2
- Temecula 2
- Whittier 2
- Covina 2
- Pacoima 2
- Huntington Beach 2
- Palm Springs 2
- Sun Valley 2
- Laguna Hills 2
- Newport Beach 2
- Valencia 1
- Glendora 1
- Foothill Ranch 1
- Eastvale 1
- Spring Valley 1
- Lake Forest 1
- Montebello 1
- Jurupa Valley 1
- Dana Point 1
- Montclair 1
- Rialto 1
- Moreno Valley 1
- Santa Clarita 1
- Lancaster 1
- Beaumont 1
- Lake Elsinore 1
- Lawndale 1
No new licenses for Non-Electrical Sign Installation (D-42) across SoCal
None issued Oct 16 – Oct 22, 2026.
Quick facts
How many licensed non-electrical sign installation contractors are in Southern California?
207 non-electrical sign installation contractors with a California CSLB license list a business address in Southern California. 201 of them have an active license in good standing (CSLB data as of 10/22/2026).
How many non-electrical sign installation contractors in Southern California have a license problem right now?
6 are not in good standing right now, including 5 suspended for missing workers' comp. 17 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 non-electrical sign installation 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.