Envirotainer, a Swedish manufacturer of temperature-controlled air cargo containers, has named Gustaf Ljunggren to chief executive officer. He replaces Niklas Prager, who has opted to leave his position at the company and return to a post on the Envirotainer board. Ljunggren has held senior positions in logistics, production and business development, including positions with Unilever and as CEO of Inflight Service Europe. In the past year, Envirotainer ha...