David has been President of five companies ranging from start-ups to divisions of Fortune 500 companies, and was also a Partner at one of the largest professional services firms in the world â€“ Deloitte Consulting. He has over 30 years of professional experience in various technology companies and in management consulting firms, both private and publicly held. Originally a client, he now serves as a Managing Partner for Tax Law Solutions. Dr. Runge received his DPhil from Oxford University for his work on information technology and competitive strategy. He also holds MBA and BSEE degrees.