Shahin Heshmat attended Bennington College and graduated from New York Institute of Technology at Old Westbury with a bachelor of science in architectural technology. After his graduation in 1985 he worked for architects and interior designers like Design Collaborative and Robert Nerzig A.I.A. on Long Island.

He has also worked in the offices of Richard Hein Architects in Larchmont, where he contributed to the Larchmont Library additions and renovations and many residential renovation projects.

Since the founding of Design 3 Studio Inc. in 2009, the company has designed and prepared construction documents for over 100 

residential project in Westchester and Fairfield counties as well as Manhattan for various residential remodeling companies and private clients.