Mark's property listings

Listing courtesy of Howard Hanna and Updegraff Group Llc

Listing courtesy of Coldwell Banker Custom Realty and Updegraff Group Llc

Listing courtesy of Updegraff Group Llc

Listing courtesy of Updegraff Group Llc and High Falls Sotheby's International

Listing courtesy of Updegraff Group Llc and Elysian Homes by Mark Siwiec and Associates

Listing courtesy of Updegraff Group Llc

Listing courtesy of Updegraff Group Llc

Listing courtesy of Updegraff Group Llc

Listing courtesy of Updegraff Group Llc

Listing courtesy of Updegraff Group Llc

Listing courtesy of Updegraff Group Llc

Listing courtesy of Updegraff Group Llc