Monday 21 May 2012
| Operators | Country |
| Arriva | Netherlands |
| Connexxion, (Hermes, GVU, NOVIO) | Netherlands |
| HTM |
Netherlands |
| GVBA |
Netherlands |
| RET |
Netherlands |
| Veolia Transport | Netherlands |
| Syntus | Netherlands |
| Q-buzz | Netherlands |
| De Lijn | Belgium |
| MIVB / STIB | Belgium |
| TEC | Belgium |
| Berliner Verkehrsbetriebe (BVG) | Germany |
| BBG | Germany |
| SVF | Germany |
| Verkehrsgesellschaft Teltow-Fläming GmbH | Germany |
| Verkehrsverbund Berlin-Brandenburg GmbH | Germany |
| Verkehrsbetriebe Stuttgart | Germany |
| Verkehrsbetrieb München Bogenhausen | Germany |
| Verkehrsbetriebe Hamburg-Holstein | Germany |
| Rhein-Bus Verkehrsbetrieb GmbH | Germany |
| ÜSTRA Hannoversche Verkehrsbetriebe AG | Germany |
| Kasseler Verkehrs-Gesellschaft AG | Germany |
| Bremer Strassenbahn AG | Germany |
| Grand Garage Scholer | Luxembourg |
| Sales Lentz | Luxembourg |
| Arriva | Portugal |
| CARRIS de Ferro | Portugal |
| Horarios do Funchal Madeira | Portugal |
| EMT | Spain |
| Movelia | Spain |
| Compania del Travia San Sebastian | Spain |
| Bernmobil Städt. Verkehrsbetriebe Bern | Switzerland |
| Stadtbus Chur AG | Switzerland |
| Regionale Verkehrsbetriebe Schaffhausen (RVSH) | Switzerland |
| Basler Verkehrs-Betriebe(BVB) | Switzerland |
| Transport Publics Genevois (TPG) | Switzerland |
| Verkehrsbetriebe Zurich (VBZ) | Switzerland |
| Regionale Verkehrsbetriebe Baden-Wettingen (RVBW) | Switzerland |
| ATM, Azienda Trasporti Milanesi | Italy |
| Egged-Taavura | Israel |
| WIENER LINIEN GmbH & Co KG | Austria |
| GRAZ AG Verkehrsbetriebe | Austria |
| Innsbrucker Verkehrsbetriebe | Austria |
| Salzburg Lokalbahnhof | Austria |
| Veolia Transport | Norway |
| Netbuss AS | Norway |
| Veolia Transport Sverige | Sweden |
| Busslink | Sweden |
| AB Storstockholms Lokaltrafik | Sweden |
| Kowloon Motor Bus (KMB) | China |
| Citybus and New World First Bus (NWFB) | China |
| Concordia Bus | Finland |
| Connex | Finland |
| HKL-Bussiliikenne | Finland |
| Metro Mass Transit | Ghana |
| IETT Istanbul | Turkey |
| First Group | United Kingdom |
| Arriva | United Kingdom |
| Stagecoach | United Kingdom |
| Go-Ahead | United Kingdom |
| Transdev | United Kingdom |
| Metroline | United Kingdom |
| Lothian Buses | United Kingdom |
| Hams Travel | United Kingdom |
| Epsom Coaches Group | United Kingdom |
| Delaine buses | United Kingdom |
| Travel West Midlands | United Kingdom |
| RATP | France |
| Keolis | France |
| Veolia | France |
| Agir | France |
| Corporation Française de Transport(CFT) | France |
| Transdev | France |
| Reunir | France |
| Carpostal | France |
| Movia | Denmark |
| Nettbus | Denmark |
| NZ Bus Auckland | New Zealand |
| Roads and Transport Authority (RTA) | Dubai |
| Isle of Man | United Kingdom |
| Yourbus | United Kingdom |