From 1995 through 2006, Mark was CFO at Bariston Partners, LLC, a Boston-based merchant banking/private equity firm. While at Bariston, he was responsible for the accounting and finance functions, as well as providing tax and accounting advice on management buyouts and mergers and acquisitions for Bariston and its portfolio companies. Additionally, he served on the Board of Directors of Moose River Publishing.

Prior to joining Bariston, Mark spent five years at The Boston Financial Group, first as assistant controller in their property management division, and then as a marketing analyst in their newly-formed pension advisory group. Mark started his career in public accounting at Tofias, PC and then PriceWaterhouseCoopers (formerly Coopers & Lybrand).

Mark was educated at the University of Massachusetts, Amherst and received his MSF from Boston College. Mark is a certified public accountant.