Master-Bilt introduces retrofitting options for walk-in refrigeration systems… MKN Maschinenfabrik is once again a partner of the Culinary Olympics, to be held October 19-22 in Germany… Private equity firm Milestone Partners acquires hotel safe vendor Safemark Systems... Perlick Corp. launches stackable Dual Zone back bar, with different temperature zones to chill beer or wine… Telkonet Inc. has passed the milestone of 200,000 guestrooms served by its differentiated high-speed Internet access guest support services… Jeffrey Krull is named vice president of product development at Sloan Valve Co.... Laundry equipment manufacturer Girbaus participated in the Texcare 2008 trade fair, which took place in Frankfurt in early June… Tabletop manufacturer Libbey Inc. wins ward for Best Customer Service Organization in the 2008 American Business Awards… Upholstered seating manufacturer American of Martinsville hires Steve Starkey as regional sales manager and Gina Donahue as architectural and design manager… Kahla supplies porcelain to InterContinental Beijing North.