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Board of Directors


Mark Hatton

Executive Chairman of the Board, PSG

Mark Hatton is a senior advisor of Providence Strategic Growth, the growth equity affiliate of Providence Equity Partners. Mark was CEO of Core Security through its successful exit to K1 Capital. Previously, Mark was president of North America for Sophos, during which time he helped build the company to become one of the largest private security companies in the market. He has over 25 years of experience in building and leading successful technology companies in highly competitive markets. Mark received a Master of Business Administration from Boston University and a Bachelor of Arts from Westfield State University.


Scott Devens

Chief Executive Officer, Untangle

Scott Devens is Untangle’s Chief Executive Officer and a member of the Board of Directors. Scott brings more than 25 years of executive leadership from the security, data integration/middleware and storage industries. Prior to joining Untangle, Scott held various senior executive roles with Core Security, Courion, Talend, IONA Technologies, and Data General/EMC. He holds a Bachelor of Science in Business Administration from Bryant University and a Master’s in Business Administration from Nichols College. Scott also serves on the board of Building Conversation, an early stage Boston-based augmented reality company.


Rick Essex

Managing Director, PSG

Rick Essex is a Managing Director at Providence Strategic Growth (PSG) and has more than 20 years of financial and operational leadership experience. Prior to joining PSG, he served as the Chief Financial Officer of Blackboard Inc. and Chief Financial Officer of Survey Sampling International (“SSI”). Rick originally joined Providence Equity Partners in 2003 and served as a Principal of the firm before leaving to join SSI as CFO. Prior to Providence, he served as Vice President of BCI Partners and also held roles at Dillon Read & Co and Arthur Andersen. He earned a Bachelor of Science in Accounting and Business Administration from Washington and Lee University and a Master of Business Administration from Columbia University.


John F. Rizzo

President and COO, Deem

John Rizzo is a 30 year veteran of Silicon Valley involved in some of the most important technologies and significant companies of our time. He was the first product manager for the first Flash memory device at Intel and the first Macintosh at Apple. He was a key member of the executive leadership team taking the first fabless chip company public which led to 3D graphics for video games and personal computers. He’s been CEO of three early stage startups, each with successful exits. More recently, he was also CMO of Jive Software, the first social business software company, growing revenue from $75M to $150M in two years and taking the company public to a market cap that exceeded $1.75B. During his tenure as GM, CMO and CCO of SolarWinds, a leading IT software company, revenue grew from ~$300M to ~$500M and a $4.5B buyout was concluded. Today he is President and COO of Deem, a leading travel management software company and the Chairman of Filld, an early stage near-demand fuel delivery company for consumers, ride share, and autonomous cars. John holds a Bachelors of Science degree in Electrical Engineering from Stanford University.