Joseph Kestenbaum is the owner of the historic, castle-like La Ronda Mansion in Bryn Mawr, according to the Philadelphia Inquirer. Until now Kestenbaum, whose identity was protected by a ...

The mysterious owner of the La Ronda mansion in Bryn Mawr was revealed earlier this week as Joseph Kestenbaum. Now, attempts to preserve the house are literally down to brass tacks. The mysterious ...

The historic mansion’s now admitted owner Joseph D. Kestenbaum of Penn Valley declined a request by the Florida man who wants to move the house to save it from demolition to meet in person ...