Proportion London, the manufacturer of retail visual merchandising equipment and mannequins, has become part of the Mandora Group of companies. The takeover will enable Proportion London to consolidate its position in the UK market, as well as expand its operation overseas. Mandora says that it is committed to expanding the company. It will add more skills to the existing Proportion team and assist in the development of new visual merchandising products, as well as Proportion Design and its new range of furniture.