| Naics index | Naics index description |
|---|---|
| 561920 | Promoters of conventions with or without facilities |
| 561920 | Promoters of trade fairs or shows with or without facilities |
| 561920 | Trade fair managers |
| 561920 | Trade fair organizers |
| 561920 | Trade fair promoters |
| 561920 | Trade show managers |
| 561920 | Trade show organizers |
| 561920 | Trade show promoters |
| 561990 | Auctioneers, independent |
| 561990 | Bartering services |