NAICS 541820:
Public Relations Agencies
This industry comprises establishments primarily engaged in designing and implementing public relations campaigns. These campaigns are designed to promote the interests and image of their clients. Establishments providing lobbying, political consulting, or public relations consulting are included in this industry.
Lobbying servicesLobbyists' officesPublic relations agencies+3 examples
Public relations servicesPolitical consulting servicesPublic relations consulting services
Matching SIC code: 8743 Public Relations Services
Where it sits
Largest companies with NAICS 541820
Updated Nov 9, 2026| Rank | Company | Headquarters | Employees |
|---|---|---|---|
| 1 |  Edelmanedelman.com | New York, US | 6.7K |
| 2 |  Weber Shandwickwebershandwick.com | New York, US | 4K |
| 3 |  Bursonbursonglobal.com | New York, US | 4K |
| 4 |  FGS Globalfgsglobal.com | New York, US | 2.9K |
| 5 |  Hill & Knowltonhillandknowlton.com | New York, US | 2.2K |
| 6 |  FleishmanHillardfleishmanhillard.com | St. Louis, US | 2.2K |
| 7 |  APCOapcoworldwide.com | Washington, US | 1.8K |
| 8 |  We. Communicationswecommunications.com | Bellevue, US | 1.8K |
| 9 |  FINN Partnersfinnpartners.com | New York, US | 1.1K |
| 10 |  Hunterhunterpr.com | New York, US | 1.1K |
Questions about NAICS 541820
Which businesses use NAICS 541820?
Lobbying services, lobbyists' offices and public relations agencies, and similar businesses in the Professional, Scientific, and Technical Services sector. This industry comprises establishments primarily engaged in designing and implementing public relations campaigns.
What SIC code matches NAICS 541820?
SIC 8743, Public Relations Services, from the US Census Bureau's concordance between the two systems.
How many companies have NAICS 541820?
22,737 companies with a website carry NAICS 541820 as their primary code in Crustdata's data, worldwide.
Find any company's NAICS codeType a company name or website and get its codes with their titles.
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Sign up freeCode titles, definitions, examples and SIC matches: NAICS 2022 and the Census concordances, US Census Bureau. Company counts and lists: Crustdata, companies with a website, each by its primary code, updated weekly. Employee counts are estimates.