R. A. Gnatek Builders, Inc. Share: BUILDER/GENERAL CONTRACTOR R. A. Gnatek Builders, Inc. P.O. Box 551 Shutesbury, MA 01072-0551 (413) 253-0043 (413) 253-0043 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.