Phillip Riese

Phillip Riese spent over 20 years in leadership roles in the payments industry, initially at Chase and ultimately at American Express. He retired from American Express in 1998 as President of the Consumer Card Group and Chairman of American Express’ Centurion Bank, leading the teams that turned around American Express’ core business. Since leaving American Express, he has focused on co-investing in start-up and midsize companies that are potential leaders in providing disruptive financial services, advanced data analytics and next-generation marketing capabilities, serving on the boards of some and acting as an advisor to management in others.


Jonathan Seelig

Jonathan is a Managing Director in Globespan’s Boston office, focusing on communications and Internet infrastructure.

Jonathan was co-founder of Akamai Technologies, Inc. (NASDAQ: AKAM), the leading, global Internet content and application delivery services company. During his tenure at Akamai, he managed fast growing parts of the business, including global infrastructure development and deployment and international expansion and business development. Prior to founding Akamai, Jonathan worked at ECI Telecom in Israel where his roles included product marketing and new product development and working with customers in 35 countries around the world.

Jonathan received a Bachelor of Science degree with honors from Stanford University where he studied Physics. He also attended Massachusetts Institute of Technology prior to founding Akamai.


Scott Tobin

Scott joined Battery Ventures in 1997 and currently leads investments in Israel, the US and Europe. His investments include ActivePath, Akamai Technologies (NASDAQ: AKAM), Anobit Technologies (acquired by Apple), @stake (acquired by Symantec), Champions Oncology, Istra Research, ITA Software (acquired by Google), Kashya (acquired by EMC), The London International Financial Futures and Options Exchange (LIFFE; acquired by Euronext), MetroPCS (NYSE: PCS), ProfitLogic (acquired by Oracle), Pursway, Sabre, The Tennis Channel, Ximian (acquired by Novell), and ZeRTO.

Prior to Battery, Scott spent time in corporate finance and prior to that ran Corporate Development at Future Vision, a venture-backed software company that was sold to Softkey International. He graduated with honors from Brandeis University with a BA in International Relations and Islamic and Middle Eastern Studies.


Ben Rabinowitz

Ben founded Amiti Ventures in 2010 and is the Managing Partner. His investments include Safend (Sold to Wave Systems), Valens Semiconductor, Flash Networks, Amimon, Siklu, Vayyar, Sckipio, Autotalks and Pursway.  Prior to Amiti, Ben held various General Manager and Vice President roles in AudioCodes (NASDAQ: AUDC), a leading Israeli technology firm.  Ben led sales, product marketing, investor relations, R&D, operations, support and M&A in North America.  He has a successful track record in leading mergers and acquisitions and executing product strategies, as well as building, turning around and growing profitable organizations. He holds an MBA from Georgetown University.

Dave Ellenberger

Chief Executive Officer

Dave most recently served as Managing Director of G2 Capital Advisors, where he led G2’s Technology and Business Services practice. Dave also served as the Chief Executive Officer of 170 Systems, Inc., a leading provider of software products and services designed to dramatically reduce operational costs and increase the financial compliance of large ERP systems.  During his time at 170 Systems Dave led the Company to profitability and grew revenues by three times to over $30M, leading to a profitable acquisition by Kofax plc.  Dave was also Chief Executive Officer of Vividon Inc., a leading provider of Internet infrastructure devices for high-volume streaming media applications, until its merger with Starbak Communications, Inc. Before joining Vividon, Dave was President of DataSage Inc., a leader in data mining and personalization applications where he completed the sale of the company to Vignette Corporation for $500 Million. Dave began his career at Bell Laboratories, and served for more than ten years at Data General Corporation in progressive leadership and general management positions. As VP and General Manager of the Data General NT Business Unit he grew revenues from $90M to over $200M and a #1 market share in less than two years. Dave also served as VP of Corporate Marketing and ran a $750M legacy product line.  Dave holds an M.B.A. degree from the University of Chicago, an M.S. degree in Computer Engineering from Stanford University and a B.S.E.E. degree from Iowa State University. Dave has been an outside Director on multiple Boards, including Ascential Software (ASCL), AccuRev, and Torrent Systems.


Elery Pfeffer

Elery Pfeffer is a Pursway founder and has also served as the company’s CEO. Throughout his career, Elery has been on the forefront of applying advanced algorithms and artificial intelligence to day-to-day business challenges. Most recently, he was President at Plataine, a developer of advanced manufacturing solutions servicing the manufacturing markets in the United States and Europe. In addition to his leadership at Pursway, Elery is a globally-respected high-tech entrepreneur and a frequent lecturer at industry events. He earned his B.Sc. in Mathematics and Computer Science from Tel Aviv University.