Located in Stamford, Connecticut, Sustainable America aims to reduce U.S. oil consumption while increasing U.S. food production. By raising awareness and supporting innovation we can effect sustainable change.
You can contact us via email or telephone at (203) 803-1250
Jeremy Kranowitz is Executive Director of Sustainable America, implementing its strategic plan to raise consumer awareness around sustainable food and fuel issues, and to support entrepreneurs working on these issues to make our nation more efficient, resilient and sustainable. Prior to Sustainable America, Jeremy worked for a decade at The Keystone Center on the nation’s toughest energy and environmental issues as a mediator, facilitator, and educator. Jeremy worked for the Izaak Walton League on a clean air campaign on behalf of hunters and fishers, and helped launch Forest Trends, an international sustainable forestry non-profit. He also worked for five years at McKinsey & Co in its environment practice, working with Fortune 500 companies. He has an MS in Environmental Science and BA in Social Sciences from Johns Hopkins University, and an MPA in Environmental Policy from New York University.
Director of Investments
Gray Peckham is the Director of Investments at Sustainable America, and has more than 12 years of experience analyzing the energy sector from a variety of viewpoints, ranging from strategic to financial. Gray’s professional experience has taken him from analyzing the effects of geopolitical risk on oil markets and oil companies at independent research firm John S. Herold, to a six year run on Wall Street as both an associate and as a publishing equity and credit analyst covering the oil sector. Along the way, Gray earned several SEC/FINRA professional designations (Series 7, 63, 86, 87), started his own consultancy, and became an advisory board member of the Water Innovations Alliance. Gray earned a BA from Boston College, an MA in history from Yale University (focused on U.S. foreign relations), and served as an Officer in the U.S. Navy Reserve.
Director of Development and Advancement
Andy is the Director of Development and Advancement for Sustainable America, raising funds and building coalitions to extend the organization’s capabilities. With an BA in Political Science from Earlham College and an MS in Public Management and Policy Analysis from the Heinz College at Carnegie Mellon University, Andy’s career has embraced government sector environmental protection work with the State of Pennsylvania, health care and financial services consulting, information systems and business process project management, and fundraising. Over the past decade, he has raised over $45 million in support of economic development, education, and cultural projects. Andy is a member of the Association of Fundraising Professionals, a Six Sigma Green Belt, and a long-time pet rabbit owner.
Heide brings more than 20 years of experience to Sustainable America in marketing, program management and event planning in the for-profit and non-profit sectors. As director of marketing at Franklin Learning Systems, Heide spent eight years coordinating skills-training programs and the implementation of curricula for various groups including school districts, foundations, and correctional institutions. While president of the Norfield Children’s Center in Weston, Conn., Heide expanded after-school programming and restructured and expanded the nursery school programs. Heide coordinated fundraisers and events at Norfield, as well as at her most recent position at Dispute Settlement Center, a Connecticut non-profit focused on alternative dispute resolution and mediation. Heide was a National Merit Scholarship finalist and attended the University of California at Berkeley. She is a member of the Mystic River Mudhead Sailing Association, where she volunteers at events to support Hospice of Southeastern Connecticut.
Founder and Chairman
Nick Tiller is the founder of Sustainable America. Nick performed 15 years of analysis and portfolio management in the energy and food sectors at SAC Capital and Fidelity Investments. After becoming increasingly concerned about the vulnerable state of our food and fuel systems, he created Sustainable America to focus national attention on these intertwined issues. Nick retired from money management in 2013 to concentrate on Sustainable America’s efforts to reduce oil usage and increase food availability.
As a student at Harvard Business School, Nick won the Dean’s Award for leadership and community service by helping to create the Harbus Foundation, a grant-making, student-run organization dedicated to improving literacy, education, and journalism in the Boston area. He also founded the Tiller Family Foundation. In addition to funding Sustainable America, the Tiller Family Foundation supports a variety of educational, environmental, and health initiatives. Nick was named the Wall Street Journal’s “Donor of the Day” for his venture philanthropy with the Multiple Myeloma Research Foundation. Nick grew up in Springfield, Ohio, where his family owns and preserves hundreds of acres of farmland. A vehicle aficionado, Nick’s collection includes a Honda Civic CNG, a Fisker Karma, a Tesla Model S, and a 1953 Ford Golden Jubilee farm tractor.