> 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/irvine-ca/advertising-services/ # Advertising Agencies in Irvine, CA The bigger advertising agencies headquartered in Irvine, 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 Irvine, CA, the biggest by headcount range include Practina Ai, Leadadvisors and Pacific Communications. They are mostly very small: 76% have 50 or fewer employees. ## Which advertising agencies are in Irvine? Among the companies whose public profile lists Advertising Services as their industry and Irvine, CA as their headquarters, the biggest by headcount range include Practina Ai, Leadadvisors, Pacific Communications, Advantage Customer Experience and Directive. Names link to a company profile where we have one. | Company | Employees | | --- | --- | | Practina Ai | 201 to 500 | | Leadadvisors | 201 to 500 | | Pacific Communications | 201 to 500 | | Advantage Customer Experience | 201 to 500 | | Directive | 51 to 200 | | Adquadrant | 51 to 200 | | Fuse Interactive | 51 to 200 | | Aloha | 51 to 200 | | Ypm | 51 to 200 | | Envoy | 51 to 200 | | Scs | 51 to 200 | | Gigasavvy | 51 to 200 | | The Apex Agency | 51 to 200 | | Alcone | 51 to 200 | | Dbm Group | 51 to 200 | | Rhythm | 51 to 200 | | Tripepi Smith | 51 to 200 | | Rxmg | 51 to 200 | | Brandkarma | 51 to 200 | | Review Wave | 51 to 200 | | Brandrep | 51 to 200 | | Crowdfunding Planning | 51 to 200 | | Imagine This | 51 to 200 | | Sales Data Pro | 51 to 200 | | Displayworks | 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. ## What do advertising agencies in Irvine do? Advertising Services is a broad label. The most common NAICS codes among them are 541613 (31%), 541810 (18%) and 517111 (5%). **Figure: What advertising agencies in Irvine do.** Bars for the share of counted advertising agencies with each code: 541613 31%, 541810 18%, 517111 5%, 517810 5%, 541511 5%, 541611 5%, 541618 5%. *Share of counted advertising agencies in Irvine 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? 76% of the advertising agencies counted in Irvine 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 Irvine.** Seven columns for the share of counted advertising agencies in Irvine in each employee range: 11 to 50 76%, 51 to 200 21%, 201 to 500 2%, 501 to 1,000 0%, 1,001 to 5,000 0%, 5,001 to 10,000 0%, 10,001+ 0%. *Share of counted advertising agencies in Irvine in each employee range.* ## How old are they? Most were founded in the 2010s (47%), then the 2000s (27%). **Figure: When advertising agencies in Irvine were founded.** Eight columns for the share of counted advertising agencies in Irvine founded in each era: Before 1960 1%, 1960s 1%, 1970s 2%, 1980s 4%, 1990s 14%, 2000s 27%, 2010s 47%, 2020s 5%. *Share of counted advertising agencies in Irvine by the era they were founded in, for the ones that list a founding year.* ## How do you reach the people at advertising agencies in Irvine? 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 Irvine, 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 Irvine, 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 Irvine: [Software Companies](https://enrich.chat/companies-in/irvine-ca/software-development/)[IT Services Companies](https://enrich.chat/companies-in/irvine-ca/it-services-and-it-consulting/)[Financial Services Companies](https://enrich.chat/companies-in/irvine-ca/financial-services/)[Real Estate Companies](https://enrich.chat/companies-in/irvine-ca/real-estate/)[Construction Companies](https://enrich.chat/companies-in/irvine-ca/construction/)[Technology and Internet Companies](https://enrich.chat/companies-in/irvine-ca/technology-information-and-internet/)[Hospitals and Health Care Organizations](https://enrich.chat/companies-in/irvine-ca/hospitals-and-health-care/)[Consulting Firms](https://enrich.chat/companies-in/irvine-ca/business-consulting-and-services/)[Medical Device Companies](https://enrich.chat/companies-in/irvine-ca/medical-equipment-manufacturing/)[Electrical and Electronics Manufacturers](https://enrich.chat/companies-in/irvine-ca/appliances-electrical-and-electronics-manufacturing/)[Manufacturers](https://enrich.chat/companies-in/irvine-ca/manufacturing/)[Staffing and Recruiting Firms](https://enrich.chat/companies-in/irvine-ca/staffing-and-recruiting/)[Telecommunications Companies](https://enrich.chat/companies-in/irvine-ca/telecommunications/)[Insurance Companies](https://enrich.chat/companies-in/irvine-ca/insurance/)[Nonprofit Organizations](https://enrich.chat/companies-in/irvine-ca/non-profit-organizations/)[Motor Vehicle Manufacturers](https://enrich.chat/companies-in/irvine-ca/motor-vehicle-manufacturing/)[All of Irvine](https://enrich.chat/companies-in/irvine-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 Irvine? Among those counted, they include Practina Ai, Leadadvisors, Pacific Communications, Advantage Customer Experience and Directive, ranked by headcount range. ### How big are advertising agencies in Irvine? 76% 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 Irvine, CA. ## Try this prompt Find the people at advertising agencies in Irvine ```text Use www.enrich.chat to find the agency owners, account and operations leaders at advertising agencies in Irvine, CA, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Software Companies in Irvine](https://enrich.chat/companies-in/irvine-ca/software-development/) - [IT Services Companies in Irvine](https://enrich.chat/companies-in/irvine-ca/it-services-and-it-consulting/) - [Financial Services Companies in Irvine](https://enrich.chat/companies-in/irvine-ca/financial-services/) - [Real Estate Companies in Irvine](https://enrich.chat/companies-in/irvine-ca/real-estate/) - [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/)