Is it possible to organise a cubing competition in Switzerland in places such as Geneva or Lausanne?

Hello, What do you mean ? Are you asking someone to organise a competition in Switzerland ? If yes, keep an eye [url=https://www.worldcubeassociation.org/results/competitions.php?eventId=&regionId=Switzerland&years=current&pattern=&list=List:3t9e2lel]on this page[/url:3t9e2lel], when somebody will organise a comp in CH, it will be displayed on that page. Are you asking if you could organise a competition in Switzerland ? Then please attempt a few competitions before, talk to the organisers, and learn how all that goes. (and of course come back here if you have further questions!)