HOUSTON — HFF has brokered the sale of the 176,799-square-foot 777 Post Oak Boulevard, a nine-story office building located in Houston's Galleria/West Loop submarket. The property was renovated in 1998 and is fully leased. Robert Williamson and Rusty Tamlyn of HFF represented the seller, an institutional owner, in the transaction. Corby Chaffin of HFF also arranged acquisition financing on behalf of the buyer, an international investing real estate fund managed by Switzerland-based Credit Suisse AG. Washington, D.C.-base Lacy Ltd. advised Credit Suisse in the transaction.