The Team


Michael Wu

Michael has strong working relationships within the U.S. military, and a deep expertise related to how defense energy business is transacted. Michael previously served as a senior advisor on energy resilience and clean energy in the U.S. Air Force. In that role, he founded the Resilient Energy Demonstration Initiative (REDI), and helped create the Air Force Office of Energy Assurance. Previously, Michael founded the Defense Energy Program at the Truman National Security Project, which developed and advocated for policy supportive of the military’s clean energy and energy resilience initiatives. Michael is a graduate of St. John’s College and Washington University in St. Louis School of Law and serves as an officer in the Judge Advocate General Corps of the United States Army Reserves. He is a Fellow with the Resource Security Program at New America.


Wilson Rickerson

Wilson is an experienced entrepreneur with a successful 15-year track record of building and managing consulting firms and non-profit organizations focusing on energy and resilience. Wilson has deep experience in the energy industry and has advised governments in 25 countries – from Saudi Arabia to Trinidad and Tobago – on new energy and resilience strategies. Prior to Converge Strategies, Wilson led Meister Consultants Group (MCG), where he served as CEO until 2016. Under his leadership, MCG supported energy policy and program development in all 50 states and provided technical assistance and training to thousands of municipal officials. He holds a Masters in Energy and Environmental Policy from the University of Delaware and a BA in International Relations from the College of William and Mary. He is a Policy Fellow with the Center for Climate and Security and an Expert with the Clean Energy Solutions Center.


Meredith Pringle

Meredith has been an integral component of energy initiatives across the Department of Defense.  She has worked across DoD and the Military Services developing and implementing policy and managing complex, high-visibility projects.  Before joining Converge Strategies, Meredith served as a Project Manager for the Air Force Office of Energy Assurance, leading resilience focused projects across the Air Force.  Previously, Meredith worked in the Office of the Deputy Assistant Secretary of Defense for Installation Energy supporting OSD Energy Resilience efforts and leading the Congressionally mandated Annual Energy Management Report. She holds a Masters in Public Policy from the George Washington University and a BS in Business Economics from the Indiana University Kelley School of Business.

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Tom Calvert-Rosenberger

Tom is an emerging leader in energy resilience and national security. Most recently, Tom supported the Army's Office of Energy Initiatives, comprehensively mapping energy policies and authorities, creating and tracking portfolio metrics, and managing internal business operations improvements. Previously, Tom leveraged his academic and client-facing experience to support education and training efforts for the Deputy Assistant Secretary of the Air Force for Operational Energy. He received his Masters of Public Affairs and MS in Environmental Science from Indiana University, and received his BS in Environmental Science from Texas Christian University.


Adair Douglas

Adair crafts expert policy concepts, advocacy strategies, and messaging to accelerate advanced energy markets and grid modernization initiatives. Before joining Converge Strategies, Adair served as a Government Affairs Manager leading external advocacy efforts and outreach programs with energy associations, electric industry stakeholders, and policymakers. She has designed and executed policy forums and organized briefings to Capitol Hill and the White House focused on the resilience of the U.S. energy system. Adair received her BA in Political Science from The Catholic University of America. 



Senior Advisors

Converge Strategies works with a network of Senior Advisors to advance its energy resilience and security mission.


Miranda Ballentine

Miranda is the Chief Executive Officer of the Renewable Energy Buyers' Alliance, a membership association for businesses and organizations seeking to procure renewable energy across the United States. Miranda previously served as Assistant Secretary of the Air Force (Installations, Environment, and Energy), where she was the senior energy official for a $9 Billion energy program and oversaw implementation of a $4.5 Billion construction budget implemented by 50,000 people. She previously served as Director of Sustainability for Global Renewable Energy & Sustainable Facilities at Walmart Stores, Inc, where she led 60+ colleagues from fifteen countries to develop strategies toward Walmart’s goal to be supplied by 100% renewable energy.

Sharon Burke

Sharon is a senior advisor to New America, where she focuses on international security and a new program, Resource Security, which examines the intersection of security, prosperity, and natural resources. Before joining New America, Burke served in the Obama Administration as the Assistant Secretary of Defense for Operational Energy, a new office that worked to improve the energy security of U.S. military operations. Prior to her service at DoD, Burke held a number of senior U.S. government positions, including at the Department of State in the George W. Bush Administration, and was a vice president and senior fellow at the Center for a New American Security.

Jon Powers

Jon is the Chairman and Co-Founder of CleanCapital, a financial technology company that makes it easy to invest in clean energy.  Jon's passion for clean energy derives from his time served with the U.S. Army in Iraq and the realization that a clean energy economy is vital to protect America's national security interests. After helping revolutionize the U.S. Army's energy program, Jon was appointed by President Obama to serve as the Federal Chief Sustainability Officer.

joe bryan

Joe is the founder and Principal of Muswell Orange, a boutique clean energy consultancy headquartered in Washington, DC.  Joe was appointed in 2014 to be Deputy Assistant Secretary of the Navy for Energy where he led innovative energy solutions to support the Navy and Marine Corps missions. Prior to his appointment, Joe led investigations for the Senate Armed Services Committee and served on the professional staffs of the Senate's Select Committee on Intelligence and Permanent Subcommittee on Investigations.  Joe has consulted on energy policy in Namibia and South Africa and began his career working on electricity restructuring and state-level policies to encourage the growth of clean energy markets.  Joe is a Nonresident Senior Fellow with the Atlantic Council's Global Energy Center.

Sean Flannery

Sean Flannery is the Managing Member of Redbrow, LLC and a Senior Advisor to the World Bank Group’s International Finance Corporation (IFC). He advises on the design, structuring and placement of innovative financing for climate investments, drawing on more than 30 years of experience in the global institutional investment markets. Mr. Flannery previously was Chief Investment Officer, Americas for State Street Global Advisors, where he was responsible for over US$2 trillion in global assets under management. He is a Fellow of the Harvard Weatherhead Center for International Affairs and is currently serving his third term as a member of the Consultative Working Group for the Financial Innovation Standing Committee of the European Securities Market Association (ESMA).