PPL Arena / One City Center / Renaissance Hotel, Allentown, PA

General Contractor: Alvin H. Butz Inc

Metal Vendor: Erie Architectural Unitized Curtain Wall / YKK Curtain Wall

Glass Vendor: J E Berkowitz

Tall modern building with glass windows and a sign that reads 'ONE CITY CENTER.' There are street lamps and pedestrians in front, with a colorful logo of green and blue in the lower right corner.
Modern building with large glass windows and a curved facade featuring the ROGR logo. A Tim Hortons coffee shop is on the ground floor, and there are people walking on the sidewalk. Several cars are parked in front of the building.
Nighttime cityscape featuring a modern glass building with yellow-lit interior, Tim Hortons storefront on the ground level, and a busy street with light trails from passing cars.
Modern multi-story office building with glass windows and commercial storefronts on the ground floor, located on a city street with parked cars and sidewalk trees.
Exterior view of the PPL Center, a modern building with glass windows and signage, in an urban setting with pedestrians and streetlights.
Exterior view of the PPL Center, a modern glass-fronted building with shopping and entertainment amenities, city street in the foreground, some cars, signage, and holiday decorations, during dusk.