Madison Advisory Group LLC is a multi-disciplined real estate firm with broad and deep experience in the development of over 1,200 residential units. Madison Advisory Group’s real estate professionals seek to develop residential projects with thoughtful consideration to the living experience of the residents and the project’s context within its community.

Marketing and Sales Agent

Halstead Property Development Marketing is a leading sales and marketing firm dedicated to the craft of new development. HPDM partners with celebrated developers, architects, and designers to create superior building and living experiences of the highest caliber. Having represented over 100 projects in the past decade, the team brings considerable skill, insight and dedication to carving out truly unique properties that benefit residents and developers.

Sales Team

The Krantz + Krantz Team is led by husband and wife duo, Jeff and Kristin Krantz. Named a “Power Couple” in the Real Deal Magazine (2012), their longstanding and successful career is built upon a blend of approachable professionalism and high-octane creativity. They perform on an elite level, while providing clients with a personable and an overall enjoyable experience. Repeat sellers, developers, landlords and buyers rely on their clear view of the market despite the incessant chatter, conflicting reports and “information overload” on the web.

Interior design

Established in 2000, Salles Interiors, comprised of sister team Jessica Salles and Amanda Salles, selected the finishes at 320 West 115th Street with a view towards maintaining the timeless and classic character of a New York townhouse while incorporating clean-lined, modern, and sophisticated flooring, cabinetry, tile and fixtures that complement a New York lifestyle. The high-end finishes beautifully complement furnishings from traditional to modern and the neutral palate is elegant and serene. The Salles sisters bring their passion for interior design and staging to their vision of 320 West 115th Street.


Established in 1987, CTA Architects specializes in the rehabilitation of historic and iconic structures. At 320 West 115th Street, CTA Architects paid homage to its beautiful façade by meticulously and seamlessly combining two complimentary exteriors, as well as by creating living spaces.