One Penn Center

“Ensuring safety for our tenants and visitors, alongside delivering top-class amenities, remain some of our key priorities,” said the Chief of Operations at One Penn Center“As we continue to maintain over 90% occupancy in our building with many renowned tenants, we remain focused on enhancing our on-premise facilities and offerings for them.” 

Situated in the heart of Philadelphia’s CBD, One Penn Center at Suburban Station is considered the gateway to Philadelphia. Built in the 1930s by the Pennsylvania Railroad Company, the building has long been a staple of art deco design. With its location at the epicenter of Center City, One Penn has quick-and-easy access to Philadelphia’s finest restaurants, retail shops and hotels. With over 650,000 square feet of space on the building’s 20 stories, One Penn is almost fully occupied, with ninety-plus office tenants.

  • 650,000 square feet of Class A office space 
  • 20 floors topping out at 340 feet 
  • Features over 90 office tenants occupying 90% of the building 
  • High-capacity fiber-based mobile network infrastructure 
  • Multi-carrier network


Extenet’s high-speed fiber backbone supporting a multi-carrier network will give One Penn the infrastructure needed to meet its current mobility and connectivity requirements while allowing the network to scale to meet 5G, building automation and IoT requirements. Tenants, guests and staff will all benefit from the shared communications infrastructure, as it will allow everyone to complete their daily work more effectively and efficiently.

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