Ace American Insurance Signs 140,585 SF Office Lease Renewal in Philadelphia

PHILADELPHIA — Ace American Insurance Co. has signed a 140,585-square-foot office lease renewal at The Washington, a historic building located within Philadelphia’s Independence Mall. The owner, Keystone Development + Investment, purchased the 880,000-square-foot building in 2016 and implemented an adaptive reuse program. Brian Young, Jack Meyers, Howard Traul and Dan Brogan of Cushman & Wakefield represented Keystone in the lease negotiations.