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101 Walnut Street

101 Walnut Street

Luxury condominiums featuring climate controls, high ceilings, and balconies. 

Services Provided
Project Contact
Jim Bilella, PE
Vice President, Market Leader for Buildings & Development

101 Walnut Street, Philadelphia, PA

This 11-story luxury condominium building, totaling 44,000 SF, is located in Philadelphia’s historic Old City neighborhood. It offers specialized heating and air conditioning systems in each unit, and units feature 12 to 17-foot-tall ceilings and two balconies.


101 Walnut Street

Our Role

Urban designed the building’s mechanical, electrical, and plumbing systems. Hot water boilers supply water for baseboard radiation along the perimeter of each apartment, and individual ducted air handlers provide cooling. The air handlers are water-cooled, self-contained units connected to an air-cooled condenser on the roof.


Located in a vibrant part of the city, these homes offer luxury living designed with quality engineering services.



  • MEP design
  • Individual electrical meters for each unit
  • Baseboard radiation and ducted cooling
  • Individual climate control
  • Gas cooking
  • Emergency generator 
Get in Touch
Vice President, Market Leader for Buildings & Development 215.922.8080