Dan Ionescu began his architectural endeavor at the Ion Mincu School of Architecture at the University of Bucharest, Romania, and later continued his studies in the United States, graduating with a degree in architecture from Pratt Institute in New York. He started his career with Edward Durell Stone, where he later became responsible for the design of multi-million dollar projects in the U.S. and abroad including “El Conquistador” hotel and resort in Puerto Rico, and The College of Staten Island.

Formerly a principal of Freeman + Ionescu, Architects and Urban Development Consultants, he led the effort in conceptualizing new architectural programs and developing ideas for new entertainment-based destinations as part of a series of master plan studies prepared for major development groups involved in reshaping the map of the leisure industry, including hotels and casino resorts, redevelopment of significant urban sites located mainly in downtown areas, riverfront developments as well as re-purposing under-utilized land in various suburban areas. Dan Ionescu was also the principal in charge for the submission of the design proposal for the redevelopment of the New York City Coliseum at Columbus Circle for Hines Group and Simon DeBartolo development team.

He started Dan Ionescu Architects with the renovation of major prestigious downtown office buildings such as Constitution Plaza in Hartford, CT, and Trinity Center (111 and 115 Broadway) in New York City. His experience also encompasses the design of millions of square feet of interior offices for major corporations including MCA, Donnelley Directory, Hayward Industries, etc.

Dan Ionescu is a member of the American Institute of Architects and NCARB and is registered to practice architecture in New York, New Jersey, Connecticut, Massachusetts, Illinois, Florida, Texas and Kansas. He has also been a visiting critic at the Pratt Institute and his work has been published in various international architectural publications and the national press.