NAICS 541330
Engineering Services in California
Establishments primarily engaged in applying physical laws and engineering principles to the design and development of structures, systems and processes.
- Establishments (2023)
- 8,898
- Statewide, California
- Employees
- 142,591
- Mid-March employment
- Annual payroll
- $18B
- All establishments
- Avg. establishment size
- 16.0
- Employees per establishment
What acquirers look at
Value sits in licensed professional engineers and public-agency prequalification, both of which are people-dependent. Retention packages are mandatory.
Engineering by county
Ranked by establishment count, 2023 County Business Patterns. For the crowded-versus-underserved reading, see the saturation ranking, which ranks by establishments per resident instead.
| # | County | Establishments | Per 10k residents | Share of state |
|---|---|---|---|---|
| 1 | Los Angeles County | 1,734 | 1.8 | 19.5% |
| 2 | Orange County | 1,249 | 4.0 | 14.0% |
| 3 | San Diego County | 1,159 | 3.5 | 13.0% |
| 4 | Santa Clara County | 707 | 3.7 | 7.9% |
| 5 | Alameda County | 498 | 3.0 | 5.6% |
| 6 | Contra Costa County | 363 | 3.1 | 4.1% |
| 7 | San Francisco County | 333 | 4.0 | 3.7% |
| 8 | Riverside County | 303 | 1.2 | 3.4% |
| 9 | Sacramento County | 292 | 1.8 | 3.3% |
| 10 | San Bernardino County | 245 | 1.1 | 2.8% |
| 11 | Ventura County | 232 | 2.8 | 2.6% |
| 12 | San Mateo County | 142 | 1.9 | 1.6% |
| 13 | Placer County | 139 | 3.1 | 1.6% |
| 14 | Sonoma County | 130 | 2.7 | 1.5% |
| 15 | Fresno County | 127 | 1.2 | 1.4% |
| 16 | Kern County | 127 | 1.4 | 1.4% |
| 17 | Santa Barbara County | 125 | 2.8 | 1.4% |
| 18 | San Luis Obispo County | 122 | 4.3 | 1.4% |
| 19 | Marin County | 85 | 3.4 | 1.0% |
| 20 | Santa Cruz County | 71 | 2.7 | 0.8% |
| 21 | Monterey County | 68 | 1.6 | 0.8% |
| 22 | El Dorado County | 66 | 3.4 | 0.7% |
| 23 | Stanislaus County | 56 | 1.0 | 0.6% |
| 24 | Solano County | 52 | 1.1 | 0.6% |
| 25 | San Joaquin County | 51 | 0.6 | 0.6% |
Counties in California
Engineering in Los AngelesEngineering in San DiegoEngineering in OrangeEngineering in RiversideEngineering in San BernardinoEngineering in Santa ClaraEngineering in AlamedaEngineering in SacramentoEngineering in Contra CostaEngineering in FresnoEngineering in KernEngineering in VenturaEngineering in San FranciscoEngineering in San JoaquinEngineering in San MateoEngineering in StanislausEngineering in SonomaEngineering in TulareEngineering in SolanoEngineering in PlacerEngineering in Santa BarbaraEngineering in MontereyEngineering in MercedEngineering in San Luis ObispoEngineering in Santa CruzEngineering in MarinEngineering in YoloEngineering in ButteEngineering in El DoradoEngineering in ShastaEngineering in ImperialEngineering in MaderaEngineering in KingsEngineering in NapaEngineering in HumboldtEngineering in NevadaEngineering in SutterEngineering in YubaEngineering in MendocinoEngineering in San BenitoLakeTehamaEngineering in TuolumneEngineering in CalaverasEngineering in SiskiyouEngineering in AmadorGlennEngineering in LassenDel NorteColusaEngineering in PlumasEngineering in InyoEngineering in MariposaTrinityMonoModocSierraAlpine
Sources
- U.S. Census Bureau, 2023 County Business Patterns. Establishment counts, employment and annual payroll by NAICS. Retrieved 2026-09-08.
- U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages (2026Q1). Quarterly establishment counts and employment for employers covered by unemployment insurance. Retrieved 2026-09-08.