| 813910 |
Establishments primarily engaged in promoting the interests of organized labor and union employees, such as trade unions, are classified in Industry 813930, Labor Unions and Similar Labor Organizations |
| 813910 |
Establishments primarily engaged in lobbying public officials (i.e., lobbyists) are classified in Industry 541820, Public Relations Agencies. |
| 813920 |
Promoting the business interests of their members--are classified in Industry 813910, Business Associations |
| 813920 |
Lobbying public officials (i.e., lobbyists)--are classified in Industry 541820, Public Relations Agencies. |
| 813930 |
Establishments primarily engaged in offering apprenticeship training programs are classified in U.S. Industry 611513, Apprenticeship Training. |
| 813940 |
Organizing and conducting charitable fundraising campaigns on a contract or fee basis--are classified in U.S. Industry 561499, All Other Business Support Services |
| 813940 |
Providing telemarketing services--are classified in U.S. Industry 561422, Telemarketing Bureaus and Other Contact Centers. |
| 813990 |
Operating religious organizations, such as churches, religious temples, mosques, and monasteries--are classified in Industry 813110, Religious Organizations |
| 813990 |
Raising funds for a wide range of social welfare activities and establishments known as grantmaking foundations or charitable trusts--are classified in Industry 81321, Grantmaking and Giving Services |
| 813990 |
Advocating social causes or issues--are classified in Industry 81331, Social Advocacy Organizations |