Provided expert Accounting and Accounting Team Lead services to assist the client in the successful preparation, processing and support of multi-billion-dollar insurance and FEMA claims related to the events of September 11, 2001 at Ground Zero. Led accounting-based division of the World Trade Center Loss Recovery Team. Led – with Assistant General Counsel the Appraisal Process through review, resolution, and successful settlement of Insurance Claims. Provided Subject Matter Expert consulting services on all documentation supporting architecture, engineering, and accounting-based claims. Expert Witness related to all documentation in litigation matters. Total insurance and FEMA recoveries approximated $2.2B.