Mr Leitgeb has served as consultant, accountant and tax adviser for a wide array of publicly and privately owned businesses. Sectors include but are not limited to: Real Estate, Construction, Manufacturing, Retail, Restaurants, Professional Services, Internet Based, Design Services, etc.. Mr Leitgeb is a member of the tax committee of the American Institute of Certified Public Accountants and is a former member of the State and Local Taxation committee of the New York State Society of Certified Public Accountants. He has written articles and lectured on tax issues as well as nexus issues. Mr Leitgeb has over twenty five years experience in the private, public and government sectors.