From the October issue: Billy Macklowe, 48, the founder and CEO of William Macklowe Company, has finally made his own mark on the condo business after leaving his father Harry’s company and launching his investment firm in 2010. He and his associates are now finishing construction on a new 52-unit condo tower — at the former site of Bowlmor Lanes at 21 East 12th Street — which is almost 40 percent sold after three months on … [more]