Mary on the Square is proud to collaborate with Philadelphia’s leading real estate developers, consulting on a wide array of residential development projects, from historic preservations to new construction.

Our clients value our real estate expertise, our experience and our unique perspective on the luxury residential market in Philadelphia. With our reputation for integrity, flexibility, and personal service, our partners know they can rely on us to ensure the success of development projects large and small. From early-stage market research and analysis to customized marketing and exclusive sales representation, we work with our clients from the earliest planning stages of a project through sell-out, always striving to generate the maximum price per square foot.

As an independently-owned boutique firm, we pride ourselves on offering the ultimate in 24/7 personal service. Our connections throughout Philadelphia are second to none, while our ability to leverage our position in the Berkshire Hathaway HomeServices network means we are able to manage the most ambitious projects with greater confidence and authority than companies twice our size. Our standing in the industry uniquely positions us to deliver the essential marketing intelligence—and results—that our clients require. Put our team of seasoned industry leaders and a network of specialists—including architects, contractors and interior designers—to work for you today.