> 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/541110/california/ # NAICS 541110 companies in California Companies with NAICS code 541110 (Offices of Lawyers) headquartered in California, with their cities, sizes and SIC codes. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** The biggest NAICS 541110 companies in California by headcount range include Cooley LLP, Orrick, Herrington & Sutcliffe LLP and Lewis Brisbois. NAICS 541110 is the code for Offices of Lawyers. Among those counted, they are mostly very small: 69% have 50 or fewer employees. ## Which NAICS 541110 companies are in California? The biggest by headcount range include Cooley LLP, Orrick, Herrington & Sutcliffe LLP, Lewis Brisbois, Littler and Sheppard Mullin Richter & Hampton LLP. NAICS 541110 is the code for Offices of Lawyers. Names link to a company profile where we have one. | Company | City | Employees | | --- | --- | --- | | Cooley LLP | Palo Alto | 1,001 to 5,000 | | Orrick, Herrington & Sutcliffe LLP | San Francisco | 1,001 to 5,000 | | Lewis Brisbois | Los Angeles | 1,001 to 5,000 | | Littler | San Francisco | 1,001 to 5,000 | | Sheppard Mullin Richter & Hampton LLP | Los Angeles | 1,001 to 5,000 | | Chugh, LLP | Cerritos | 501 to 1,000 | | Wilshire Law Firm | Los Angeles | 501 to 1,000 | | Nationwide Legal | Los Angeles | 501 to 1,000 | | Gunderson Dettmer | Redwood City | 201 to 500 | | Tyson & Mendes | San Diego | 201 to 500 | | Rimon Pc | San Francisco | 201 to 500 | | Hanson Bridgett LLP | San Francisco | 201 to 500 | | Sweet James LLP | Newport Beach | 201 to 500 | | Cox, Castle & Nicholson LLP | Los Angeles | 201 to 500 | | Michael Sullivan & Associates LLP | El Segundo | 201 to 500 | | Lozano Smith | Fresno | 201 to 500 | | Nossaman LLP | Los Angeles | 201 to 500 | | Italian Citizenship Assistance | Riverside | 201 to 500 | | Legalforce Rapc Worldwide | Mountain View | 201 to 500 | | Quill & Arrow LLP | Los Angeles | 201 to 500 | | Guardian Litigation Group, LLP | Irvine | 201 to 500 | | Simpluris | Costa Mesa | 51 to 200 | | Lieff Cabraser Heimann & Bernstein, LLP | San Francisco | 51 to 200 | | Downey Brand LLP | Sacramento | 51 to 200 | | Public Counsel | Los Angeles | 51 to 200 | 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, Los Angeles (18%), San Francisco (13%) and San Jose (5%) are the most common headquarters. **Figure: Cities of NAICS 541110 companies in California.** Bars for the share of counted NAICS 541110 companies in California headquartered in each city: Los Angeles 18%, San Francisco 13%, San Jose 5%, Sacramento 4%, Irvine 4%, Newport Beach 4%, San Diego 3%, Fresno 2%. *Share of counted NAICS 541110 companies in California by headquarters city.* ## How big are they? 69% of the NAICS 541110 companies counted in California have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. **Figure: Size of NAICS 541110 companies in California.** Seven columns for the share of counted NAICS 541110 companies in California in each employee range: 11 to 50 69%, 51 to 200 20%, 201 to 500 6%, 501 to 1,000 1%, 1,001 to 5,000 2%, 5,001 to 10,000 0%, 10,001+ 0%. *Share of counted NAICS 541110 companies in California in each employee range.* ## How old are they? Most were founded in the 2010s (27%), then the 2000s (20%). **Figure: When NAICS 541110 companies in California were founded.** Eight columns for the share of counted NAICS 541110 companies in California founded in each era: Before 1960 12%, 1960s 3%, 1970s 9%, 1980s 10%, 1990s 16%, 2000s 20%, 2010s 27%, 2020s 2%. *Share of counted NAICS 541110 companies in California by the era they were founded in, for the ones that list a founding year.* ## How California compares with the rest of the country - 69% of NAICS 541110 companies in California have 50 or fewer employees, against 61% across NAICS 541110 companies nationwide. ## How do you reach the people at these California companies? The people to talk to are usually managing partners and heads of operations. 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 541110 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 managing partners and heads of operations at companies with NAICS code 541110 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 541110: Offices of Lawyers](https://enrich.chat/naics/541110/). About the place: [companies in California](https://enrich.chat/companies-in/california/). NAICS 541110 in other states: [New York](https://enrich.chat/naics/541110/new-york/)[Texas](https://enrich.chat/naics/541110/texas/)[Florida](https://enrich.chat/naics/541110/florida/)[Pennsylvania](https://enrich.chat/naics/541110/pennsylvania/)[Georgia](https://enrich.chat/naics/541110/georgia/)[Ohio](https://enrich.chat/naics/541110/ohio/) Other NAICS codes in California: [NAICS 541511: Custom Computer Programming Services](https://enrich.chat/naics/541511/california/)[NAICS 541512: Computer Systems Design Services](https://enrich.chat/naics/541512/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/) ## Frequently asked questions ### Which NAICS 541110 companies are in California? The biggest by headcount range include Cooley LLP, Orrick, Herrington & Sutcliffe LLP, Lewis Brisbois, Littler and Sheppard Mullin Richter & Hampton LLP. The page lists 25 with links to their profiles where we have them. ### What is NAICS 541110? NAICS 541110 is the code for Offices of Lawyers, in sector 54: Professional, Scientific, and Technical Services. ### Which cities in California have the most? Los Angeles (18%), San Francisco (13%) and San Jose (5%) lead among the companies counted. ## Try this prompt Find the people at NAICS 541110 companies in California ```text Use www.enrich.chat to find the managing partners and heads of operations at companies with NAICS code 541110 in California, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 541110 in New York](https://enrich.chat/naics/541110/new-york/) - [NAICS 541110 in Texas](https://enrich.chat/naics/541110/texas/) - [NAICS 541110 in Florida](https://enrich.chat/naics/541110/florida/) - [NAICS 541110 in Pennsylvania](https://enrich.chat/naics/541110/pennsylvania/) - [NAICS 541511 in California](https://enrich.chat/naics/541511/california/) - [NAICS 541512 in California](https://enrich.chat/naics/541512/california/) - [NAICS 722511 in California](https://enrich.chat/naics/722511/california/) - [NAICS 541613 in California](https://enrich.chat/naics/541613/california/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)