Three exhibitions at Olympia London have increased their space, the venue has revealed. Informa, the organiser of Cloud World, has confirmed bookings for 2015 and 2016 at Olympia Grand, a move from the show’s regular slot in Olympia National. The event began life across just three meeting rooms in Olympia Conference Centre. On the consumer side, The London Drum Show is to return to the venue on 8-9 November and, instead of occupying o...