The second piece of art is Jonathan Borofsky's Humanity in Motion. Located in the glass atrium of the winter garden, Humanity in Motion shows ten life-size human figures walking across ten horizontal poles positioned at different levels of the atrium. At ground level, looking up at the stainless steel figures, are two more figures shaped to look like a father and son. Tenants Comcast is the skyscraper's largest tenant, leasing , or 89 percent of the building. The second-largest tenant is Citizens Bank of Pennsylvania, which leases of office and retail space. Other tenants include the Judge Group, a staffing agency, which leases . Comcast's office space was designed by Daroff Design + DDI Architects and Gensler. Comcast's space is topped by a conference room floor with the executive offices on the four floors below it. Below that are more offices and then, on the 43rd and 44th floors, is Ralph's Cafe, a two-story cafeteria space named after the company founder Ralph J. Roberts. Below the cafe is the training center called "Comcast University". The rest of the space is used for content and programing teams, customer service, Technology & Product teams, Finance and Legal. The interior design of the offices are designed with a variety of shape and color ranging from the open white space of the upper offices to the colorful walls of the training center. Other designs include a glass and stainless steel staircase that wraps around a four-story column of flat-screen monitors and connects the executive floors. The retail portion of the tower includes numerous shops and eateries. The shops and eateries include national and regional chains, and initially featured a restaurant called Table 31. Table 31, which had a cafe on the plaza and a restaurant spread over three floors in the tower, was owned by Philadelphia restaurateurs and chefs Georges Perrier and Chris Scarduzio. The restaurant was named after a popular table at the former Perrier and Scarduzio establishment Brasserie Perrier. Table 31 closed in 2013, amid a dispute among its owners, and was replaced by another upscale steakhouse, named "Chops". See also List of tallest buildings in Philadelphia Comcast Technology Center References External links Liberty Property Trust overview Comcast Center on CTBUH Skyscraper Center Philadelphia Inquirer construction slideshow Office buildings completed in 2008 Center Leadership in Energy and Environmental Design gold certified buildings Postmodern architecture in Pennsylvania Modernist architecture in Pennsylvania Skyscraper office