> 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/companies-in/newport-beach-ca/advertising-services/ # Advertising Agencies in Newport Beach, CA The bigger advertising agencies headquartered in Newport Beach, CA, with what they do, their sizes and how to reach their people. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** Among the advertising agencies counted in Newport Beach, CA, the biggest by headcount range include Green House Agency, Smart Circle International and Column Five. They are mostly very small: 84% have 50 or fewer employees. ## Which advertising agencies are in Newport Beach? Among the companies whose public profile lists Advertising Services as their industry and Newport Beach, CA as their headquarters, the biggest by headcount range include Green House Agency, Smart Circle International, Column Five, Passport Brand Design and Mopro. Names link to a company profile where we have one. | Company | Employees | | --- | --- | | Green House Agency | 1,001 to 5,000 | | Smart Circle International | 51 to 200 | | Column Five | 51 to 200 | | Passport Brand Design | 51 to 200 | | Mopro | 51 to 200 | | Goldencomm | 51 to 200 | | O'leary And Partners | 51 to 200 | | Worth Ecommerce Is Now Smartbug | 51 to 200 | | Marketing Immersion | 51 to 200 | | Osiris Solutions | 51 to 200 | | R.A. Lotter Insurance Marketing | 51 to 200 | | Ejam | 11 to 50 | | Webloo | 11 to 50 | | Alta Media Partners | 11 to 50 | | Brandtailers | 11 to 50 | | Casual Precision | 11 to 50 | | Flying V Group | 11 to 50 | | Acquirecrowd | 11 to 50 | | Heilbrice | 11 to 50 | | P11 | 11 to 50 | | Big Hype Marketing | 11 to 50 | | Alluvit Media | 11 to 50 | | Orange Marketing | 11 to 50 | | Kovach Marketing | 11 to 50 | | Trivver | 11 to 50 | 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. ## What do advertising agencies in Newport Beach do? Advertising Services is a broad label. The most common NAICS codes among them are 541613 (31%), 541810 (25%) and 541611 (12%). **Figure: What advertising agencies in Newport Beach do.** Bars for the share of counted advertising agencies with each code: 541613 31%, 541810 25%, 541611 12%, 459999 6%, 517810 6%, 541490 6%, 541511 6%. *Share of counted advertising agencies in Newport Beach by their NAICS code.* [NAICS 541613](https://enrich.chat/naics/541613/)[NAICS 541810](https://enrich.chat/naics/541810/)[NAICS 517810](https://enrich.chat/naics/517810/)[NAICS 541511](https://enrich.chat/naics/541511/) ## How big are they? 84% of the advertising agencies counted in Newport Beach 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 advertising agencies in Newport Beach.** Seven columns for the share of counted advertising agencies in Newport Beach in each employee range: 11 to 50 84%, 51 to 200 14%, 201 to 500 0%, 501 to 1,000 0%, 1,001 to 5,000 1%, 5,001 to 10,000 0%, 10,001+ 0%. *Share of counted advertising agencies in Newport Beach in each employee range.* ## How old are they? Most were founded in the 2010s (60%), then the 2000s (17%). **Figure: When advertising agencies in Newport Beach were founded.** Eight columns for the share of counted advertising agencies in Newport Beach founded in each era: Before 1960 0%, 1960s 0%, 1970s 0%, 1980s 8%, 1990s 10%, 2000s 17%, 2010s 60%, 2020s 5%. *Share of counted advertising agencies in Newport Beach by the era they were founded in, for the ones that list a founding year.* ## How advertising agencies compare - 84% of advertising agencies in Newport Beach have 50 or fewer employees, against 71% across other cities on this site. - 65% were founded in 2010 or later, against 54% across other cities on this site. ## How do you reach the people at advertising agencies in Newport Beach? The people to talk to are usually agency owners, account and operations 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 advertising agencies in Newport Beach, CA ``` ### 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 agency owners, account and operations leaders at advertising agencies in Newport Beach, CA, 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 Other industries in Newport Beach: [Real Estate Companies](https://enrich.chat/companies-in/newport-beach-ca/real-estate/)[Financial Services Companies](https://enrich.chat/companies-in/newport-beach-ca/financial-services/)[Insurance Companies](https://enrich.chat/companies-in/newport-beach-ca/insurance/)[All of Newport Beach](https://enrich.chat/companies-in/newport-beach-ca/) Advertising Agencies in other cities: [New York, NY](https://enrich.chat/companies-in/new-york-ny/advertising-services/)[Los Angeles, CA](https://enrich.chat/companies-in/los-angeles-ca/advertising-services/)[Miami, FL](https://enrich.chat/companies-in/miami-fl/advertising-services/)[Chicago, IL](https://enrich.chat/companies-in/chicago-il/advertising-services/)[Atlanta, GA](https://enrich.chat/companies-in/atlanta-ga/advertising-services/)[San Francisco, CA](https://enrich.chat/companies-in/san-francisco-ca/advertising-services/)[Austin, TX](https://enrich.chat/companies-in/austin-tx/advertising-services/)[Dallas, TX](https://enrich.chat/companies-in/dallas-tx/advertising-services/)[Houston, TX](https://enrich.chat/companies-in/houston-tx/advertising-services/)[San Diego, CA](https://enrich.chat/companies-in/san-diego-ca/advertising-services/) ## Frequently asked questions ### Which are the biggest advertising agencies in Newport Beach? Among those counted, they include Green House Agency, Smart Circle International, Column Five, Passport Brand Design and Mopro, ranked by headcount range. ### How big are advertising agencies in Newport Beach? 84% of those counted 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. ### Which companies count as advertising services? Companies whose public profile lists Advertising Services as their industry and whose headquarters are in Newport Beach, CA. ## Try this prompt Find the people at advertising agencies in Newport Beach ```text Use www.enrich.chat to find the agency owners, account and operations leaders at advertising agencies in Newport Beach, CA, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Real Estate Companies in Newport Beach](https://enrich.chat/companies-in/newport-beach-ca/real-estate/) - [Financial Services Companies in Newport Beach](https://enrich.chat/companies-in/newport-beach-ca/financial-services/) - [Insurance Companies in Newport Beach](https://enrich.chat/companies-in/newport-beach-ca/insurance/) - [Advertising Agencies in New York](https://enrich.chat/companies-in/new-york-ny/advertising-services/) - [Advertising Agencies in Los Angeles](https://enrich.chat/companies-in/los-angeles-ca/advertising-services/) - [Advertising Agencies in Miami](https://enrich.chat/companies-in/miami-fl/advertising-services/) - [Advertising Agencies in Chicago](https://enrich.chat/companies-in/chicago-il/advertising-services/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)