California Number of Private Business Establishments in the NAICS 54151 Computer systems design and related services Industry By County in 2025 Q2 (QCEW)

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q2, California had 37,832 number of private business establishments in the NAICS 54151 Computer systems design and related services Industry. Among all California counties, Los Angeles had the highest number of private business establishments (5,548), followed by Santa Clara (3,860), and Orange (3,215).

The chart and table shows the number of business establishments for each county.

You can see similar information for other states, and for the United States.

You can see similar information for other industries.

Related Topics: California BLS Topic List.

Data Source: US Bureau of Labor Statistics (QCEW).

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California Number of Private Business Establishments in the NAICS 54151 Computer systems design and related services Industry By County in 2025 Q2

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County	Number of Business Establishments
Alameda	2130
Alpine	3
Amador	13
Butte	40
Calaveras	6
Colusa	16
Contra Costa	889
Del Norte	1
El Dorado	144
Fresno	155
Glenn	4
Humboldt	24
Imperial	13
Inyo	3
Kern	145
Kings	12
Lake	12
Lassen	1
Los Angeles	5548
Madera	16
Marin	337
Mariposa	3
Mendocino	11
Merced	16
Modoc	1
Mono	2
Monterey	98
Napa	54
Nevada	62
Orange	3215
Placer	306
Riverside	590
Sacramento	989
San Benito	8
San Bernardino	394
San Diego	2704
San Francisco	3016
San Joaquin	202
San Luis Obispo	115
San Mateo	1147
Santa Barbara	202
Santa Clara	3860
Santa Cruz	150
Shasta	57
Siskiyou	12
Solano	92
Sonoma	206
Stanislaus	62
Sutter	10
Tehama	2
Tulare	34
Tuolumne	17
Ventura	441
Yolo	72
Yuba	12