Cosgrove Construction Cosgrove Construction General Contractor, Home Improvement Construction company, real estate title and development. 64 Signal Hill Road Madison State: CT Zip: 06443 (203) 245-6116 facebook.com/pages/Cosgrove-Construction-T-W-LLC Fax: (203) 245-6116 tim.cosgrove@comcast.net Send Message to listing owner Name Email Message