CHICAGO — Philadelphia-based Pearl Properties has purchased 15,188 square feet of office space within Cape Horn Group’s 55 West Wacker building in Chicago. Situated in the middle of downtown, the 15-story building measures 209,000 square feet in size. Pearl Properties has purchased the entire second floor and mezzanine space, which was previously leased to a national credit tenant. Pearl Properties leases the space to a subsidiary of a Chicago-based company with its worldwide headquarters nearby. The company uses the space as an employee fitness center and makes it available for a fee to owners at 55 West Wacker. The seller, Cape Horn Group, was represented in-house by Juan DeAngulo; Shaun Lyons of Precision Realty Corp. represented Pearl Properties in the transaction.