MARIETTA, GA. — CBRE has brokered the sale of The Grandstand, a 680-unit apartment community located at 3500 Windcliff Drive S.E. in Marietta, roughly 20 miles northwest of Atlanta. Shea Campbell of CBRE arranged the transaction on behalf of the seller, Castlegate Property Group. The name of the buyer and purchase price were not disclosed. Constructed in 1986, The Grandstand features a newly renovated leasing office with a business center and coffee lounge, two pools, a fitness center, playground and lighted tennis courts.