Coughlin, Sheff & Associates, P.C. Share: Accounting-CPAs Coughlin, Sheff & Associates, P.C. Visit Website Request Info 125 Nagog Park Acton, MA 01720 (978) 263-3777 (978) 263-4581 (fax) http://www.csa-pc.com Rep Info Map Whom to Contact Steve Coughlin Send an Email What's Nearby? Distance: 5 10 15 20 25 50 mi.