Charles River Contracting, Inc. - Directory Go back to directory. Add to Address Book. Charles River Contracting, Inc. Charles River Contracting, Inc. Contact: Neal O’Connor Work 266 Main St, Suite 37A PO Box 53 Medfield MA 02052 work Work Phone: 508-359-9140work Work Email: neal@charlesrivercontracting.comINTERNET Biographical Info General Contractor Categories: Construction Updated 2 years ago.