Roger Greenwald, AIA is a licensed architect and Expert Witness in the state of New York, and an experienced design-build general contractor, specializing in high-end residential projects with budgets over $1 million.

Roger offers Expert Witness consultation, testimony and reports to assist in the litigation, arbitration, and mediation of disputes arising out of residential construction. "Mr. Greenwald's dual background as both a licensed architect and a general contractor with a specialty in high-end residential construction enabled him to provide penetrating analysis debunking spurious claims..." Chad W Flansburg, Esq.

Home owners experiencing conflicts with contractors can rely on Mr. Greenwald's expert advice and intervention in his capacity as a consulting architect.

Mr. Greenwald provides architectural and construction solutions to structural problems in single family residential construction, including underpinning of foundations.

Prior to founding Roger Greenwald Architect PLLC, Mr Greenwald founded and directed Greenwald Cassell Associates. Greenwald Cassell was one of the Washington DC area's premier high-end architectural design-build firms for over thirty years, winning the National Gold Medal from the industry's leading trade journal.