Website: https://www.rgb.net/d-louis-dequattro/ Address: 50 Holden St. Providence, RI 02908 Phone: (401) 272-1730 Email: [email protected] David DeQuattro is an architect with RGB Architects, also known as Robinson Green Beretta Corp. Mr. DeQuattro works out of RGB’s headquarters in Providence, RI and concentrates on LEED Certified