Ian Bowles

Ian Bowles is a Senior Advisor at ASG, where he advises clients on energy, environmental, natural resource and sustainability issues. Mr. Bowles has more than 20 years of public and private sector experience in energy, environmental and sustainability matters at the international, federal, and state levels.

He also serves as Managing Director of Rhumb Line Energy LLC, an advisory and project development firm focused on clean energy development, and as advisor to several leading clean energy technology firms.

Mr. Bowles served as Secretary of Energy and Environmental Affairs for the Commonwealth of Massachusetts from 2007 to 2011, where he oversaw a landmark restructuring of six agencies with more than 3,000 staff to focus on clean energy commercialization, greenhouse gas reduction, and environmental quality. He also oversaw the enactment and implementation of seven new state laws; pioneered the model of combining energy and environmental agencies that is now being followed by other states and jurisdictions; and set new nation-leading standards.

He was the founding Chairman of the Massachusetts Clean Energy Center and also served as Chairman of the Massachusetts Water Resources Authority and Energy Facilities Sitting Board.

Previously, he served as Senior Director of Global Environmental Affairs at the National Security Council and as Associate Director of the White House Council on Environmental Quality. In these positions, he played a key role in the Kyoto Protocol process; trade and environmental negotiations; and clean energy development. Earlier in his career, he served as a Legislative Assistant in the U.S. House of Representatives.

Mr. Bowles has also held leadership positions at Conservation International, where he worked on land conservation in more than 20 developing countries. His academic career included posts as Senior Research Fellow at the Belfer Center at Harvard’s Kennedy School of Government and as adjunct member of the teaching faculty at Oxford University.

He has written broadly on energy, environment, conservation, and sustainability in both professional journals such as Science and national publications such a the New York Times.

Mr. Bowles earned his A.B. in Economics, cum laude, from Harvard College and a Masters degree in Literature from Oxford University. He has an honorary doctorate from Emerson College.

Mr. Bowles is based in Boston, MA.



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The ASG family will forever be grateful for our dear friends, former Secretary of State Madeleine K. Albright and firm co-founder and co-chair Samuel R. “Sandy” Berger.

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