David Winter, the co-founder of Winter Properties, apparently has an affinity for the Upper East Side. The developer paid $30 million for the third floor apartment with Central Park views at 2 East 67th Street, according to sale records filed with the city. The unit was listed at that price point dating back to 2012, when Sotheby’s International broker Serena Boardman was shopping it. Before then the co-ops’s owner, Athanase Lavidas, a Greek pharmaceutical executive, … [more]