SAN JOSE, CALIF. — Kimberly O’Sullivan has purchased a 43,250-square-foot research and development building, which is located at 1525-1531 Atteberry Lane in North San Jose. Jane S. Roos et al. sold the property, which includes a fenced parking/yard area, for $3.5 million or $81 per square foot. The buyer plans to occupy a portion of the facility. Kevin Sweatt of NAI BT Commercial San Jose and Charles Strouss of GVA Kidder Mathews represented the buyer in the transaction.