NAICS 813920

What is the NAICS code 813920?

The NAICS code 813920 is applied to those industries related to Professional Organizations.

This industry comprises establishments primarily engaged in promoting the professional interests of their members and the profession as a whole. These establishments may conduct research; develop statistics; sponsor quality and certification standards; lobby public officials; or publish newsletters, books, or periodicals for distribution to their members.

Illustrative examples:

  • Bar associations
  • Learned societies
  • Dentists' associations
  • Peer review boards
  • Engineers' associations
  • Professional standards review boards
  • Health professionals' associations
  • Scientists' associations

Therefore, all companies engaged in any industrial activity related to this type of business are grouped under category 813920 in the North American Industry Classification System.

This industrial activity of NAICS code is structured as follows:

  • 81 - Other Services (except Public Administration)
  • 813 - Religious, Grantmaking, Civic, Professional, and Similar Organizations
  • 8139 - Business, Professional, Labor, Political, and Similar Organizations
  • 81392 - Professional Organizations
  • 813920 - Professional Organizations

Characteristics of the North American Industry Classification System code 813920


This code is only used in the North American Industry Classification System (NAICS). It´s to say, it is not used in the North American Free Trade Agreement (NAFTA): United States, Canada, and Mexico.

Related codes

The NAICS industry 813920 has the following cross-references:

  • Lobbying public officials (i.e., lobbyists) are classified in Industry 541820, Public Relations Agencies.
  • Promoting the business interests of their members are classified in Industry 813910, Business Associations.

Related activities

Below are some of the most common types of activities in the Professional Organizations industry (NAICS Code 813920):

  • Accountants' associations
  • Architects' associations
  • Bar associations
  • Consultants' associations
  • Dentists' associations
  • Dietitians' associations
  • Educators' associations
  • Engineers' associations
  • Health professionals' associations
  • Hospital administrators' associations
  • Learned societies
  • Medical associations
  • Nurses' associations
  • Occupational therapists' associations
  • Optometrists' associations
  • Peer review boards
  • Personnel management associations
  • Pharmacists' associations
  • Professional associations
  • Professional membership associations
  • Professional standards review boards
  • Psychologists' associations
  • Scientific associations
  • Social workers' associations
  • Standards review committees, professional

NAICS 813920

Go up

We use third-party cookies for statistical analysis and ads. By continuing to browse you are agreeing to their use. More information