FARMINGTON, CONN. — Colliers Dow & Condon has brokered the sale of a 44,000-square-foot office building located at 197 Scott Swamp Rd. in Farmington. Philip Gagnon of Colliers represented the seller, Rocky Hill, Conn.-based DF Group, which first purchased the property in 2004. Bob Gaucher of O, R & L Commercial represented the buyer, a Fairfield, Conn.-based private investment group. The acquisition price was not disclosed.