Roar Techmedia, the trade exhibitions organiser, has obtained an investment from Apiary Capital to fund the acquisition of a portfolio of events from Prysm Media Group. The events are focused on the environmental, marketing and healthcare technology sectors and include brands such as RWM, Naidex and B2B Marketing Expo. Roar Techmedia was founded by Duncan Kirk, who has built a management team with extensive market experience, many of whom have worked together in the events indus...