David is a managing director and the Head of the Healthcare Investment Banking Group at Ladenburg Thalmann.  David has over 26 years of dedicated healthcare investment banking experience.  During his career, David has completed numerous transactions across a range of products, including M&A advisory, equity and equity-linked offerings, private placements and fixed income transactions, totaling over $25 billion in transaction value.  David began his career on Wall Street working in the healthcare groups at UBS, Montgomery Securities and Citigroup.  More recently, David has worked as a senior member of the healthcare groups at boutique investment banks, including ThinkEquity, Canaccord and Rodman & Renshaw.  David received a BA in Economics from Bates College and an MSc in Economics from the London School of Economics.