Key People

Brian Rosborough.jpg

Brian Rosborough

Managing Director

Brian was Founder Chairman of Earthwatch, a successful social venture capital enterprise that has funded field research science in 125 countries. Mr. Rosborough has been Trustee of Princeton University, Mount Holyoke College, Deerfield Academy, Rocky Mountain Institute, the North Carolina Museum of Natural Sciences and other ESG institutions. He has served as an officer on a US destroyer and represented the MIT Media Lab at the United Nations.  He studied history at Princeton, law at University of Florida, and business at Harvard.

Mark Carthy

Mark Carthy

Financial Director

Mark is Founder and Managing Partner of Orion Equity Partners, an early-stage venture capital firm in the life sciences, technology, energy, and healthcare sectors.

Mr. Carthy was listed on the Forbes Midas List in 2009 as a leading venture capitalist and served on the Board of the New England Venture Capital Association from 2006-13. He studied Chemical Engineering, University College, Dublin, has a Master of Science, University of Missouri, and an MBA from Harvard.

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Dan Rubenstein

Science Director

Dan is Professor of Zoology, Department of Ecology and Evolutionary Biology, Princeton University specializing in the behavior of animals and their impacts on the environment. Professor Rubenstein is former Departmental Chair and Director of International Field Studies for EEB and Director of Environmental studies for High Meadow Environmental institute at Princeton. He has served as Trustee or Advisor to many institutions, is a frequent public speaker and publishes widely in his fields. He has degrees from University of Michigan, Duke University, Cambridge and Oxford Universities.

Bayley Silleck Documentarian

Bayley Silleck

Media Director

Bayley is Founder CEO of Blue Mountain Film LLC and is a voting member of the Documentary Branch of the Academy of Motion Picture Arts and Sciences. Mr. Silleck has been Film Director (29 credits), Screenwriter (27 credits), and Producer (6 credits) of award- winning IMAX giant-screen, museum, TV, and documentary productions including The Star-Spangled Banner: Anthem of Liberty, Cosmic Voyage, Lost Worlds: Life in the Balance, Dinosaurs Alive! 3D, Wired to Win, Concerto for the Earth, Art of the Western World, On the Wing, Energy! Energy! The Amazing Years of Cinema, Dive into the Cayman Trough, and  A Dylan Thomas Memoir. Recently he has used his documentary films, like Rappahannock, to help preserve threatened natural resources. He studied English at Princeton and learned filmmaking in Europe and New York.