During the contest, they were known only as "Bthzdlvr, but then Akridge and Rockwood Capital LLC emerged in 2010 as the winning bidder for an aging, vacant, federally owned office building at 7550 Wisconsin Ave. in Bethesda. Akridge and Rockwood beat out several interested buyers with their $12.5 million bid for the 10-story office building just north of the Bethesda Metro.