Mary Ellen Skinkle, MBA, CPA, CTP Mary Ellen Skinkle is a finance professional, consultant and educator with over 25 years of corporate financial experience. She has worked in the telecommunications, computer and real estate financing industries. Mary Ellen's work experience encompasses a variety of financial disciplines including, most notably, treasury, accounting, budgeting, financial systems, valuation, risk management, benchmarking, best practice implementation and change management. She lives in Baltimore, MD.