DALLAS, TX (December 30, 2011) – Roofing Supply Group, LLC (“RSG”), a national leader in the wholesale distribution of roofing supplies and related materials, today announced that it has acquired Intermountain Supply, Inc. (“IMS”). RSG is a portfolio company of The Sterling Group, L.P. With locations in Seattle and Spokane, Washington, IMS is a leading distributor of residential and commercial roofing supplies and other building materials in the region. “Founded in 1995, Intermountain Supply has established itself as the leading roofing supply distributor in the state of Washington and throughout the Northwestern US and has an excellent reputation,” said Mike Farrell, President and CEO of RSG. “We had identified Washington as an attractive market for RSG’s entry in 2011, and …