Providence-backed CloserStill Media, a media company, completed the acquisition of spring Messe Management, an event management company in Mannheim. Financial terms were not disclosed. "With Zukunft Personal now part of our growing global learning network, we are excited about the expansion and growth opportunities ahead. Zukunft Personal is a very impressive, high quality event series and we’re delighted to have the team behind it now part of the growing CloserStill family as we look to further expand our presence across our European markets," Alexia Maycock, CloserStill CMO.