Groen Construction Share: Contractors-General Groen Construction Visit Website 120 Washington Street, Suite 302 Rochester, NH 03839 (603) 332-6551 http://www.groenconstruction.com About Map About Certified Green Builder What's Nearby? Distance: 5 10 15 20 25 50 mi. Sponsors Service Credit Union Waste Management First Seacoast Bank Eversource Profile Bank D.F. Richard Energy Breezeline HRCU