NH State Representative Groen Share: NH State Representative Groen 17 Alice Lane Rochester, NH 03867 (603) 332-8988 Rep Info Map Whom to Contact Rep. Warren Groen Phone: (603) 332-8988 Send an Email View Larger Map Sponsors Service Credit Union Waste Management First Seacoast Bank Eversource Profile Bank D.F. Richard Energy Breezeline HRCU