Since his state law examination in 1992 and his doctorate in the field of building planning (public construction) and investment law Hamberger has worked as a lawyer and tax advisor. After his 6-year employment at the KMPG German Trust public limited company, he joined Ernst & Young in 1998, leading the Service Line Real Estate Tax all across Europe. Next to his practical activity in tax, legal and balance consulting, Hamberger is a lecturer for national and international tax law at various German and foreign universities. Professor Hamberger is a close associate of EBS for many years. His specialist areas include tax consultancy for national and international real estate investments, structured finance (leasing, funds, investment banking support) and transaction support (due diligence, M&A).