Board of Directors

George Ashton, Board President

George Ashton, co-founder of Sol Systems, has been a critical contributor to the vision and strategic development of Sol Systems. He has focused specifically on developing the SREC Services and Project Finance businesses. Prior to Sol Systems, Mr. Ashton worked in the capital markets for more than 10 years. At Fannie Mae, he managed more than $20 billion in asset purchases and cultivated and developed business relationships with some of largest banks and investment firms in the country. George is also the Board Chair of the Maryland Center Energy Center. Mr. Ashton has an MBA from the University of Maryland and a dual BS from the College of William and Mary. 

Joel Cohn Mid-Atlantic Board Member

Joel Cohn, CPA, Board Treasurer

Joel Cohn is a partner in the Transaction Consulting Group of CohnReznick. Since 1995 he has provided tax structuring advice and technical financial modeling services to sponsors of various tax credit projects including, among others, renewable energy projects. His broad experience in raising tax equity brings to bear solutions where business goals and tax rules would appear to conflict. The key is having an understanding of the goals of the various stakeholders, and the alternative ways those goals can be achieved. His advice has included maximization of credits through re-categorization of costs, contract restructuring and tax planning, all while working within the framework of tax law; creation of transaction structures designed to satisfy the key agendas of various stakeholders; exit strategy development for investors/ developers - including the creation of various option strategies; development of strategies which maximize sponsor return on investment; and creation of transaction structures that permit economic participation by nonprofits.

Herbert F. Stevens

Herb Stevens is one of the nation’s foremost authorities on financing community-based projects by leveraging public programs, including tax credits, with private capital development. His clients include the largest capital markets investors, local governments and for-profit and nonprofit developers of important projects. As Chief Innovation Officer, he has also helped attorneys at Nixon Peabody develop new, more responsive legal services. 

Mr. Stevens has worked on a wide variety of solar energy projects, from utility-scale, ground-mounted plants for the military, to state-sponsored funds that result in solar panels on residences from Connecticut to California. Most recently, Herb helped in the financing of a 75-megawatt biofuel plant that has converted a 19th century wood-based local economy to a 21st century center creating both jobs and renewable energy. 

Trisha Miller

Trisha Miller

Trisha Miller, Director of Sustainability of Wishrock Housing Partners and Investment Group, has over a decade of experience working on green affordable housing and clean energy in low-income communities. Trisha also currently serves as an adjunct professor of Urban and Regional Planning at Georgetown University. Previously, Trisha served as a Presidential Appointee for the U.S. Department of Housing and Urban Development where she managed the implementation of the President’s Climate Plan goals to cut energy waste, promote climate resilience, and accelerate clean energy deployment. She also served as the Board President of The Healthy Building Network, and she has represented multiple non-profit organization as a community development lawyer. 

Headshot of Lidija Sekaric

Lidija Sekaric

Lidija Sekaric is the director of strategy and marketing at Siemens and previously served as the director of the DOE's Solar Energy Technologies Office within the Office of Energy Efficiency and Renewable Energy (EERE), where she helped manage and balance the portfolio of research, development, demonstration, and deployment programs in achieving DOE SunShot goals. Before that, she served as a senior advisor in the Office of the Under Secretary of Energy and as a technical and market advisor on the world's largest distributed solar generation projects. Her extensive experience in this industry also includes research in nanoscale science and engineering. Her specific accomplishments in this area include developing record-setting devices in nano-photonics, electronics, nanomechanics, and sensors. She has more than 40 scientific publications and holds 30 U.S. patents. Lidija received her Ph.D. and Master of Science degree in Applied Physics from Cornell University, and her Bachelor of Arts degree from Bryn Mawr College.

Headshot of Eric J. Heintz wearing a long sleeve button up shirt with arms crossed, smiling at the camera

Eric Heintz

Eric J. Heintz is a Vice President and Director of Energy Finance at M&T Bank. Mr. Heintz joined M&T Bank as an Executive Associate and Relationship Manager for M&T’s Greater Washington Region in June 2011 and was promoted to Vice President in June 2013. He was subsequently promoted to Director of Energy Finance in March 2018. Mr. Heintz led the Bank’s Solar Tax Equity Initiative in 2014 and again in 2018 which ultimately culminated in the deployment of the partnership flip as a new M&T product. Prior to M&T and business school, Mr. Heintz provided complex dispute resolution and case strategy services in support of litigation concerning the disposal of nuclear waste. Mr. Heintz serves as a member of the Board of Directors of the Virginia Renewable Energy Alliance.

Headshot of Thomas Goslin looking right into the camera, wearing a navy suit, light blue shirt, and yellow tie

Thomas Goslin

Thomas Goslin focuses on a wide range of environmental, energy, and other regulatory concerns in the context of mergers and acquisitions, private equity investments, financing transactions, infrastructure projects, and corporate restructurings. He is counsel in the Washington, D.C. office. He has extensive experience with environmental and regulatory liability and risk allocation issues, drafting and negotiating contract terms, managing due diligence, and administrative and judicial proceedings to obtain regulatory approvals necessary to close client transactions. Mr. Goslin has been involved in teams representing a wide range of clients in a variety of industries, particularly the renewable and traditional power generation, oil and gas, natural resources, infrastructure, and automotive industries.