David Sobotka

Chair, Board of Directors

David Sobotka is president of the Binghamton Rumble Ponies, proud Double-A affiliate of the New York Mets. Prior to entering the world of minor league baseball, David enjoyed a 40+ year career in finance, with his most recent role being a partner in the $18 billion hedge fund Capula Investments. Previously, he was head of Fixed Income, Currencies and Commodities at Bank of America Merrill Lynch, responsible for a global trading operation across the credit, emerging markets, interest rate, municipal bond, foreign currency, distressed debt and energy and metal commodities asset classes serving institutional, hedge fund and official sector clients. Previously, David ran commodity trading operations at a number of financial and private firms, including Entergy-Koch, Lehman Brothers, Citibank and UBS.  He began his career as an analyst at the Federal Reserve Bank of New York after graduating from Yale with a degree in economics.

David is a director on the board of BWC Terminals, a portfolio company of the JP Morgan Infrastructure Fund. He serves as treasurer of the board of DREAM, an organization assisting in the development of 2500 youth in the communities of East Harlem and the South Bronx through charter schools and out-of-school programming. At Yale, he is a member of the Dean of the School of Environment’s Steering Committee and the Advisory Boards of the Jackson Institute of Global Affairs and the Center For Business and Environment at Yale. David is also a member of the Broome County NY Chamber of Commerce.

Wissam Al Monthiry

Wissam brings over 20 years of working in the international energy industry. He spent a large part of his career with BP in various operations, engineering, asset management and country and regional business leadership roles across the UK North Sea, US Deepwater Gulf of Mexico, the Caspian, the Middle East, North and West Africa. Wissam is currently the Managing Director of Tullow Ghana and is also a member of the executive leadership of London FTSE listed Tullow Oil plc (LSE: TLW).

Wissam is a Non-Executive Director of Carbonvert Inc., a US based and focused carbon capture and storage (CCS) project development, finance and trading company that simplifies decarbonization for industrial clients and a Non-Executive Director of Sequent, a global consumer wearables and health technology company based in Switzerland.

Wissam holds a Bachelor’s of Engineering (B.Eng) in Chemical Engineering from McGill University and a Master of Business Administration (MBA) from the Sloan School of Management at the Massachusetts Institute of Technology, where he remains an active alumni as Chairman of the Alumni Board of Great Britain. Wissam is a fluent French and Arabic speaker.

Dan Mitaro

Dan Mitaro is a Managing Director and Investment Principal in the Infrastructure Investments Group at J.P. Morgan Asset Management. Dan is primarily responsible for the origination, execution, and management of direct investments in private infrastructure assets. He currently serves on the boards of Enstor and BWC Terminals. Prior to joining the Infrastructure Investments Group in 2013, Dan was a member of the Public Finance investment banking team at J.P. Morgan where he worked on financing and advisory assignments for transportation and infrastructure clients. He graduated from Washington and Lee University with a B.S. in Business Administration and Politics.

Karen Plessinger

Karen is a California-based independent board director with more than thirty years of finance, institutional investment and private equity experience. In addition to Enstor, she is a board member for Sonnedix, an independent renewable power producer focusing on solar, wind and battery storage in nine countries, and was the prior chair and board member for SouthWest Water Company (now Nexus Water).

As one of the founding members of ArcLight Capital Partners in 2001, Karen helped establish the firm’s strategy in private equity investment in power and energy assets, from start­up to $5.0 billion in committed funds. She worked extensively with portfolio company management teams and boards in the midstream and regulated areas before becoming a consultant for the firm from 2009-2010. Prior to joining ArcLight, Karen was the Managing Director of Shoreline Utility Advisors for two years and Utilities Research Director at Angelo Gordon, where she was co-portfolio manager/analyst of hedged utility funds and advised the risk-arbitrage desk and distressed desk on utility positions.  Before this, Karen spent two years as the utility analyst at Merrill Lynch Asset Management (now BlackRock) Global Utility Fund, and a utility analyst at Franklin Resources (now Franklin Templeton).

Karen has a Bachelor of Science in Finance from the University of Nebraska-Lincoln, where she currently serves on the Foundation Endowment Investment Committee and was the past president and a ten-year member of the College of Business Finance Advisory Board.

Paul Bieniawski

Mr. Bieniawski has over thirty years of experience in midstream infrastructure both domestically and internationally. Prior to joining Enstor, Mr. Bieniawski was the Chief Executive Officer of Zechstein Midstream B.V. and its European subsidiaries. At Zechstein, Mr. Bieniawski led efforts to develop independent midstream infrastructure serving European markets. Prior to Zechstein, he founded and led Katy Energy Partners, an international energy infrastructure consultancy focused on helping clients find and develop energy assets globally. As such, he was involved in energy projects across Asia, Australia, Europe, North America, the Southern Cone and the Middle East totaling over $2.0 billion of capital cost. Mr. Bieniawski's strong energy industry experience includes serving in leadership positions of Hazelwood Energy Hub, Merchant Energy Holdings and Bobcat Gas Storage. Mr. Bieniawski received a Bachelor of Science degree in Petroleum and Natural Gas Engineering from The Pennsylvania State University.

Depleted Reservoir
Salt Cavern