When retired interior design planner Jim O'Neil saw the space at 757 Massachusetts Ave. while it was still under construction, he decided to turn two condos into one penthouse with more than 5,000 square feet. -
Distinctive chandeliers are found throughout the space. -
A small stage typically is home to a baby grand piano but can be used for bands or other entertainment during parties. -
Owner Jim O'Neil says the kitchen is his favorite space. -
Owner Jim O'Neil says the kitchen is his favorite space. -
Marble tops the bar and is the kitchen's backsplash. -
Owner Jim O'Neil says the kitchen is his favorite space. -
The space is filled with art and modern furnishings. -
The penthouse has windows on three sides, which look out over the city. -
The condo's three bedrooms and 3-1/2 baths are cloistered away from the more public areas. -
The penthouse has several outdoor spaces. -