| 1 | | Morsweg 18 | Leiden |  NL | | Marketing Agency | +31 655335414 | | Nicoline Van Straten |
| 2 | | Laan van Nieuw Oosteinde 173 | Voorburg | NL | | Catering Food and Drink Supplier, Event Management Company | +31 708888433 | | Bas Verkuylen |
| 3 | | Goudsesingel 136 U3.12 | Rotterdam | NL | | Event Planner | +31 107600334 | | Ilse Van Der Zwart |
| 4 | | Willeskop 81 | Montfoort | NL | | Event Planner, Marketing Agency, Training Centre | +31 880911085 | | Cees Brandweersurvival |
| 5 | | Sportlaan 6 | Nijverdal | NL | | Adventure Sports Center, Bar, Escape Room Center, Group Accommodation, Lunch Restaurant, Outdoor Activity Organiser | +31 548681338 | | Marian Freriks |
| 6 | | Meipoortstraat 55 | Doesburg | NL | | Event Planner | +31 3472828 | | Jetse Wijnia |
| 7 | | Hoofdstraat 43 | Schijndel | NL | | Marketing Agency | +31 402070233 | | Harold Van Veghel |
| 8 | | Jan Hanzenstraat 108 a | Amsterdam | NL | | Event Planner, Business Networking Company, Business To Business Service, Event Management Company, Meeting Planning Service, Party Planner, Tour Operator, Travel Agency | +31 203037300 | | Tuan Trinh |
| 9 | | St Jacobsstraat 12 | Utrecht | NL | | Function Room Facility, Event Venue | +31 302313434 | | Linda Van Haren |
| 10 | | Amerlandseweg 7a | Breukelen | NL | | Caterer | +31 880801300 | | Miranda Hesselmans-Lovgren |
| 11 | | Laanstraat 109 | Baarn | NL | | Event Planner | +31 621823160 | | Martin Vernooij |
| 12 | | Vossebes 1 | Veenendaal | NL | | Business Broker, Event Planner | +31 638351304 | | Angelique Ottens |
| 13 | | J.P. Poelstraat 1 | De Rijp | NL | | Training Centre | +31 299776626 | | Marc Schipper |
| 14 | | Rokin 75 | Amsterdam | NL | | Event Planner, Event Management Company | +31 203080242 | | Friso Schnellen |
| 15 | | Concourslaan 10 | Groningen | NL | | Event Venue | +31 508508010 | | Paula Van Ham |
| 16 | | Hoogstraat 6 | Hasselt | NL | | Event Planner | +31 382300679 | | Marieke Van Nijnanten |
| 17 | | Skoon 72 | Oostzaan | NL | | Trade Fair Construction Company, Interior Architect Office, Interior Construction Contractor, Interior Decorator, Marketing Agency | +31 205602620 | | Floris Hollander |
| 18 | | Goeseelsstraat 20 | Breda | NL | | Event Planner, Temp Agency | +31 765207407 | | René Zelders |
| 19 | | Elektronstraat 17 | Amsterdam | NL | | Caterer, Catering Food and Drink Supplier, Event Planner | +31 206758077 | | Olaf Oldenburg |
| 20 | | Veemarkt 100-102 | Amsterdam | NL | | Caterer | +31 206261450 | | Frederique Kitschmann |
