Our Advisory Board


Chairman of TowPath Partners LLC since its creation in 2005, Mr. Fant founded the private equity firm Galway Partners in 1995 and served as chairman until 2005. He was a partner with two law firms: Sidley Austin LLP and Cohen & Uretz. Mr. Fant served as an adjunct professor at Georgetown University Law Center from 1978 to 1996. A Marine who attained the rank of captain, he is a member of the Dean’s Advisory Board of Harvard Law School and the boards of the National Trust for Historic Preservation and Sidwell Friends School in Washington, D.C.

Marc Fasteau

Founder and former chairman of the American Strategic Insurance Group, now a subsidiary of Progressive Insurance, Mr. Fasteau is a founder and investor in Sereno Properties, a developer and manager of small, high-design luxury hotels in Europe and the Caribbean. He is a former managing director and partner at Dillon Read & Co. Mr. Fasteau was staff director and counsel of the Rockefeller Foundation-sponsored Study Commission on U.S. Policy Toward South Africa. He also served on the staffs of the U.S. Senate majority leader, the House Banking & Currency Committee, and the Joint Economic Committee.

bob Inglis

Executive director of the Energy and Enterprise Initiative (RepublicEN) at George Mason University, Mr. Inglis represented Greenville-Spartanburg, S.C., in Congress from 1993-1998 and 2008-2010. He started RepublicEN to promote conservative and free-enterprise solutions to energy and climate challenges. For his work on climate change Mr. Inglis received the 2015 John F. Kennedy Profile in Courage Award. He has been a resident fellow at Harvard University’s Institute of Politics, a visiting energy fellow at Duke University’s Nicholas School of the Environment, and a resident fellow at the University of Chicago’s Institute of Politics.

bob litterman

A founding partner and chairman of the Risk Committee of Kepos Capital, Dr. Litterman enjoyed a 23-year career with Goldman, Sachs & Co., where he served in research, risk management, investments and thought leadership roles. He co-developed the Black-Litterman Global Asset Allocation Model, a key tool in investment management. He was the inaugural recipient of the S. Donald Sussman Fellowship at MIT's Sloan School of Management and an original inductee into Risk Magazine’s Risk Management Hall of Fame. Dr. Litterman serves on the boards of Resources For the Future, the Robert Wood Johnson Foundation, and the World Wildlife Fund, and chairs the board of Commonfund.

Ken miller

President and CEO of Ken Miller Capital, LLC (“KMC”), a closely held merchant banking firm, Mr. Miller is a former vice chairman of both Merrill Lynch Capital Markets and Credit Suisse First Boston. He served on the board of directors for Viacom, Inc., Intelsat Corporation, Kinder Care Learning Centers, and CNA Surety and is now on the board of the Loews Corporation. Mr. Miller chairs the Advisory Board of the NYU-Shanghai Program for Creativity and Innovation.

william A. nitze

Chairman of the Oceana Energy Company, Mr. Nitze chairs the Board of Advisors of the Krasnow Institute and is an adjunct professor at George Mason University. He served as deputy assistant secretary of state for environment under Presidents Reagan and George W. Bush and as assistant administrator of EPA for international activities under President Bill Clinton. Mr. Nitze also was general counsel for Mobil Oil, Japan, and CEO of the Alliance to Save Energy.

roger parkinson

A long-time newspaper executive and a former president of the World Association of Newspapers, Roger Parkinson is the retired publisher, CEO, and chairman of the Globe and Mail, Canada’s national newspaper. He began his career at Newsweek, served as a vice president of The Washington Post, was president and publisher of both the Buffalo Courier-Express and The Minneapolis Star Tribune, and was the founding chairman of the BNN, the Canadian business cable network. He was awarded a Bronze Star serving as a first lieutenant in the Green Berets in Vietnam. Mr. Parkinson organized the 1990 Gorbachev visit to Minnesota and chaired the 1990 Olympic Festival and the 1984 All-Star baseball game in Minneapolis. The University of Minnesota named him a Minnesotan of Distinction.

theodore Roosevelt IV

Managing director of investment banking for Barclays Capital, Mr. Roosevelt was with Lehman Brothers from 1972 until 2008, when its North American assets were acquired by Barclays Capital. He chaired Lehman Brothers’ Council on Climate Change. He has served on the boards of the American Museum of Natural History, The Wilderness Society, the League of Conservation Voters, and the Center for Climate & Energy Solutions (current chairman), among others. A former Navy SEAL, Mr. Roosevelt is counselor of the China-U.S. Center for Sustainable Development and a committee member for the National Academy of Sciences on Accelerating Deployment of Clean Energy Technologies.

jonathan c. rose

A partner at Jones Day for 25 years, Mr. Rose served under three presidents. He was an assistant attorney general of the Office of Legal Policy under President Reagan; special assistant to the president and general counsel of the Council on International Economic Policy under President Nixon; and special assistant U.S. attorney, Eastern District of Virginia, deputy assistant attorney general in the Antitrust Division, and associate deputy attorney general under President Ford. From 2011 to 2015 Mr. Rose served as chief of the Rules Office and as secretary to the Rules Committee on Practice and Procedure for the Administrative Office of the Federal U.S. Courts.

jonathan F. P. Rose

The founder of the real estate firm Jonathan Rose Companies, Mr. Rose has been a leader in creating more environmentally, socially, and economically resilient cities. About half of the firm’s work is with nonprofits, and he is one of the largest developers of affordable and green housing in New York City. Mr. Rose wrote the 2016 book The Well-Tempered City: What Modern Science, Ancient Civilizations, and Human Nature Teach Us About the Future of Urban Life. A trustee of the Urban Land Institute, he chaired the Metropolitan Transit Authority's Blue Ribbon Sustainability Commission and serves on the leadership councils of both Yale University's School of Forestry and Environmental Studies and the School of Architecture.

chuck sethness

A financial services consultant, Mr. Sethness has served under four presidents: as interim CEO and vice president for accountability of the Millennium Challenge Corporation under President George W. Bush; as chief financial officer at the Inter-American Development Bank and assistant treasury secretary for domestic finance under President Reagan, and as U.S. executive director of the World Bank Group under Presidents Nixon and Ford. Mr. Sethness was a partner at Morgan Stanley.

Gregg Sherrill

Executive Chairman of Tenneco, an $8.6 billion global manufacturer of clean air and ride performance components and systems. Mr. Sherrill assumed role of Executive Chairman in May 2017, after serving for 10 years as chairman and CEO. Prior to joining Tenneco in January 2007, he was with Johnson Controls, Inc. where he last served as president of the Power Solutions Group. He held leadership roles in JCI’s Automotive Systems Group and North America Operations. Mr. Sherrill began his 40-year career in the automotive industry with Ford Motor Company. He currently serves on the Board of Directors for Allstate and Snap-on Inc. and on the Executive Committee of the National Association of Manufacturers where he is also past chairman of the board. He is on the National Governing Council of The Wilderness Society, and one of the founders of the Fix the Debt campaign.

jim speyer

Managing director at Navigant Consulting, Inc. in the Energy Practice’s Power Systems, Markets & Pricing group since 2010, Mr. Speyer served as director of coal and utility policy at the U.S. Department of Energy, director of energy policy at the EPA, and on President Carter's energy staff. During his 35-year career in energy and environmental consulting he also has worked with Putnam, Hayes, and Bartlett and Charles River Associates.

Jerre Stead

Chairman and CEO of HIS Markit, Mr. Stead is an Iowa native who began his career in 1965 at Honeywell and spent 21 years in a number of executive positions. He went on to become chairman, CEO, and president of the Square D Company; chairman and CEO of AT&T Global Information Solutions; chairman and CEO of Legent Corporation; and chairman and CEO of Ingram Micro. He has served on 34 corporate boards and in 2009 was chosen as an "outstanding director" by Financial Times.

cathleen douglas stone

A former chief of environmental services for the City of Boston, Ms. Stone serves on The Wilderness Society governing council and the boards of the Museum of African American History, the Match Charter Public School, and Boston Harbor Now. She was vice-chair of the partnership legislated to plan and implement preservation of the Boston Harbor Islands as a national park. In addition, Ms. Stone was a member of the board of the American Conservation Association and is a former partner of Foley, Hoag and Eliot.

Jerry taylor

Founder and president of the Niskanen Center, a libertarian think tank, Mr. Taylor previously spent 23 years at the Cato Institute, where he served as director of natural resource studies, assistant editor of Regulation magazine, senior fellow, and then vice president. Before that, he was the staff director for the energy and environment task force at the American Legislative Exchange Council (ALEC).


A founding partner and managing director of ARENA, which provides loans to small clean energy businesses, Ms. von Bismarck served as a founding partner of TowPath Partners, leading the company’s efforts to develop investments in renewable energy and originate asset-backed securities. Ms. von Bismarck helped lead TowPath’s acquisition of $2 billion in financial assets, including a portfolio of commercial energy efficiency assets, and issuance of over $1 billion in debt and private placements. One such placement won the US Asset-Backed Securities Deal of the Year Award. She was the second team member hired to manage the personal net worth of Microsoft chairman Bill Gates.

irv yoskowitz

A senior counsel of Crowell & Moring and an operating partner at Centre Partners Management LLC, Mr. Yoskowitz helped found Global Technology Partners. He served as an executive vice president and general counsel at Constellation Energy Group Inc., and as senior advisor at Akin Gump Strauss Hauer Feld LLP. Prior to those roles, Mr. Yoskowitz was the executive vice president and general counsel at United Technologies Corporation. He has served on numerous boards, including Ross Aviation, Bryn Mawr College, and the United Negro College Fund Special Programs Corporation.

Bernard j. zahren

The founder and owner of Zahren Financial Co., LLC (ZFC), Mr. Zahren has spent more than 45 years in a variety of entrepreneurial and management roles and has particular expertise in renewable energy. In 1998 a ZFC spinoff, ZAPCO, executed the first significant international trade of greenhouse gas emissions reductions in the U.S. This transaction was equivalent to taking 500,000 cars off the road for an entire year. Mr. Zahren chaired a special committee that worked for extensions of federal income tax credits for the production of alternative fuels. He developed successful investment syndications for a subsidiary of CIGNA Corp. In 2010 Mr. Zahren co-founded Clean Feet Investors I, LLC (CFI), a private multi-million dollar investment fund that seeks to provide significant returns from socially responsible investments in small to medium-sized renewable energy and energy conserving projects. Mr. Zahren believes in reducing his own carbon footprint, not only by managing and investing in CFI, but also by renovating his home. It received “Net Zero Energy” awards through multiple deployments, including: a 15-kilowatt wind turbine, geothermal heating and air conditioning, and a solar thermal hot water system.