Bio

Mr. O’Brien has been a partner at Sweetwater since 2004. Previously he served as CFO at AAT Communications, the large private communications tower company founded by William Marraccini. Prior to joining AAT, Mr. O’Brien had over thirty years of experience in financial and general management with companies including Information Science Inc., Allied Artist Industries and Roneo Alcatel, Inc. Mr. O’Brien has a Bachelor of Arts in Accounting from Manhattan College and he attended the Business School of New York University. He is a Certified Public Accountant.