> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/naics/541512/california/ # NAICS 541512 companies in California Companies with NAICS code 541512 (Computer Systems Design Services) headquartered in California, with their cities, sizes and SIC codes. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** The biggest NAICS 541512 companies in California by headcount range include NetApp, Td Synnex and Juniper Networks. NAICS 541512 is the code for Computer Systems Design Services. Among those counted, they are mostly small: 83% have 200 or fewer employees. ## Which NAICS 541512 companies are in California? The biggest by headcount range include NetApp, Td Synnex, Juniper Networks, Docusign and Cubic. NAICS 541512 is the code for Computer Systems Design Services. Names link to a company profile where we have one. | Company | City | Employees | | --- | --- | --- | | [NetApp](https://enrich.chat/company/netapp/) | San Jose | 10,001+ | | Td Synnex | Fremont | 10,001+ | | [Juniper Networks](https://enrich.chat/company/juniper-networks/) | Sunnyvale | 5,001 to 10,000 | | Docusign | San Francisco | 5,001 to 10,000 | | Cubic | San Diego | 5,001 to 10,000 | | Asana | San Francisco | 1,001 to 5,000 | | Samsara | San Francisco | 1,001 to 5,000 | | Milestone Technologies | Fremont | 1,001 to 5,000 | | Alteryx | Irvine | 1,001 to 5,000 | | [Cisco Systems](https://enrich.chat/company/cisco-systems/) | San Francisco | 1,001 to 5,000 | | R Systems | El Dorado Hills | 1,001 to 5,000 | | Jade Global | San Jose | 1,001 to 5,000 | | Tekion | Pleasanton | 1,001 to 5,000 | | Solugenix | Brea | 1,001 to 5,000 | | Mobileum | Cupertino | 1,001 to 5,000 | | Gspann Technologies | Milpitas | 1,001 to 5,000 | | Sonicwall | Milpitas | 1,001 to 5,000 | | Ispace | El Segundo | 1,001 to 5,000 | | Iopex Technologies | San Jose | 1,001 to 5,000 | | Talend | San Mateo | 1,001 to 5,000 | | Liferay | Diamond Bar | 1,001 to 5,000 | | Intapp | Palo Alto | 1,001 to 5,000 | | Synoptek | Costa Mesa | 1,001 to 5,000 | | Nsfocus | Santa Clara | 1,001 to 5,000 | | Nowcom | Los Angeles | 1,001 to 5,000 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## Which cities in California? Within California, San Francisco (12%), San Jose (7%) and Los Angeles (7%) are the most common headquarters. **Figure: Cities of NAICS 541512 companies in California.** Bars for the share of counted NAICS 541512 companies in California headquartered in each city: San Francisco 12%, San Jose 7%, Los Angeles 7%, Irvine 6%, San Diego 5%, Fremont 4%, Santa Clara 3%, Pleasanton 3%. *Share of counted NAICS 541512 companies in California by headquarters city.* ## How big are they? 48% of the NAICS 541512 companies counted in California have 50 or fewer employees, and the middle one is in the 51 to 200 range. Companies with fewer than 11 employees are not counted. **Figure: Size of NAICS 541512 companies in California.** Seven columns for the share of counted NAICS 541512 companies in California in each employee range: 11 to 50 48%, 51 to 200 35%, 201 to 500 9%, 501 to 1,000 3%, 1,001 to 5,000 4%, 5,001 to 10,000 1%, 10,001+ 0%. *Share of counted NAICS 541512 companies in California in each employee range.* ## How old are they? Most were founded in the 2000s (40%), then the 2010s (40%). **Figure: When NAICS 541512 companies in California were founded.** Eight columns for the share of counted NAICS 541512 companies in California founded in each era: Before 1960 0%, 1960s 0%, 1970s 0%, 1980s 4%, 1990s 14%, 2000s 40%, 2010s 40%, 2020s 2%. *Share of counted NAICS 541512 companies in California by the era they were founded in, for the ones that list a founding year.* ## How do you reach the people at these California companies? The people to talk to are usually engineering, delivery and revenue leaders. Build the list in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the companies with NAICS code 541512 in California ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the engineering, delivery and revenue leaders at companies with NAICS code 541512 in California, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore About the code: [NAICS 541512: Computer Systems Design Services](https://enrich.chat/naics/541512/). About the place: [companies in California](https://enrich.chat/companies-in/california/). NAICS 541512 in other states: [Texas](https://enrich.chat/naics/541512/texas/)[Virginia](https://enrich.chat/naics/541512/virginia/)[New Jersey](https://enrich.chat/naics/541512/new-jersey/)[New York](https://enrich.chat/naics/541512/new-york/)[Florida](https://enrich.chat/naics/541512/florida/)[Illinois](https://enrich.chat/naics/541512/illinois/)[Georgia](https://enrich.chat/naics/541512/georgia/)[Maryland](https://enrich.chat/naics/541512/maryland/)[Pennsylvania](https://enrich.chat/naics/541512/pennsylvania/)[Massachusetts](https://enrich.chat/naics/541512/massachusetts/) Other NAICS codes in California: [NAICS 541511: Custom Computer Programming Services](https://enrich.chat/naics/541511/california/)[NAICS 722511: Full-Service Restaurants](https://enrich.chat/naics/722511/california/)[NAICS 541613: Marketing Consulting Services](https://enrich.chat/naics/541613/california/)[NAICS 238220: Plumbing, Heating, and Air-Conditioning](https://enrich.chat/naics/238220/california/)[NAICS 513210: Software Publishers](https://enrich.chat/naics/513210/california/)[NAICS 531210: Offices of Real Estate Agents](https://enrich.chat/naics/531210/california/)[NAICS 524210: Insurance Agencies and Brokerages](https://enrich.chat/naics/524210/california/)[NAICS 236220: Commercial and Institutional Building](https://enrich.chat/naics/236220/california/)[NAICS 621111: Offices of Physicians](https://enrich.chat/naics/621111/california/)[NAICS 541110: Offices of Lawyers](https://enrich.chat/naics/541110/california/) ## Frequently asked questions ### Which NAICS 541512 companies are in California? The biggest by headcount range include NetApp, Td Synnex, Juniper Networks, Docusign and Cubic. The page lists 25 with links to their profiles where we have them. ### What is NAICS 541512? NAICS 541512 is the code for Computer Systems Design Services, in sector 54: Professional, Scientific, and Technical Services. ### Which cities in California have the most? San Francisco (12%), San Jose (7%) and Los Angeles (7%) lead among the companies counted. ## Try this prompt Find the people at NAICS 541512 companies in California ```text Use www.enrich.chat to find the engineering, delivery and revenue leaders at companies with NAICS code 541512 in California, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 541512 in Texas](https://enrich.chat/naics/541512/texas/) - [NAICS 541512 in Virginia](https://enrich.chat/naics/541512/virginia/) - [NAICS 541512 in New Jersey](https://enrich.chat/naics/541512/new-jersey/) - [NAICS 541512 in New York](https://enrich.chat/naics/541512/new-york/) - [NAICS 541511 in California](https://enrich.chat/naics/541511/california/) - [NAICS 722511 in California](https://enrich.chat/naics/722511/california/) - [NAICS 541613 in California](https://enrich.chat/naics/541613/california/) - [NAICS 238220 in California](https://enrich.chat/naics/238220/california/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)