NAI brokers sale of 79,000-square-foot retail center in Lexington August 3, 2018 Share on Facebook Share on Twitter Share on LinkedIn Share via email NAI Isaac brokered the sale of the 79,142-square-foot Stonewall Shopping Center at 3101 Clays Mill Road in Lexington, Kentucky. The center was sold to a local investment group. Al Isaac, president of NAI Isaac, represented the seller. Eli Mashhi of Keller Williams represented the buyer. NAI Isaac will handle the management responsibilities for the center.