| Oslo |
| Best Western Hotell Bondeheimen |
| Best Western Kampen Apartment Hotel |
| Best Western Karl Johan Hotel |
| Best Western West Hotel |
| Comfort Hotel Børsparken |
| Clarion Collection Hotel Savoy |
| Clarion Collection Hotel Folketeateret |
| First Hotel Grims Grenka |
| First Hotel Millennium |
| Gaustad Hotell |
| Hotel Bristol |
| Lysebu |
| Park Inn Oslo |
| Quality Hotel 33 |
| Quality Hotel Mastemyr |
| Radisson Blu Hotel Nydalen |
| Radisson Blu Scandinavia Hotel |
| Radisson Blu Plaza Hotel |
| Rica Holberg Hotel |
| Rica G20 |
| Rica Helsfyr Hotel |
| Rica Hotel Bygdøy Allè |
| Rica Oslo Hotel |
| Rica Victoria Hotel |
| Rica Travel Hotel |
| Scandic Byporten |
| Scandic Edderkoppen |
| Scandic KNA |
| Scandic Sjølyst |
| Scandic Vulkan (2011) |
| Soria Moria |
| Thon Hotel Astoria |
| Thon Hotel Cecil |
| Thon Hotel Europa |
| Thon Hotel Gyldenløve |
| Thon Hotel Linne |
| Thon Hotel Munch |
| Thon Hotel Opera |
| Thon Hotel Oslo Panorama |
| Thon Hotel Slottsparken |
| Thon Hotel Spectrum |
| Thon Hotel Stefan |
| Thon Hotel Terminus |
| Thon Hotel Ullevaal Stadion |
| Thon Hotel Vika Atrium |
| Voksenåsen |
| Øvrige: |
| Bjerke Kurs og konferansesenter |
| Bjørnsgård |
| Bjørvika Konferansesenter |
| Felix Konferansesenter |
| Vika Konferansesenter |
| Grefsenkollen Restaurant |
| Holberg Terrasse |
| Ingeniørenes Hus Møtesenter |
| Konferansesenteret Høyres Hus |
| Kulinariske Akademi |
| Oslo Kongressenter Folkets Hus |
| UBC |
| Vinderen Konferansesenter |