Our Team

Chief Executive Officer, Member of Board of Directors

Mr. Resor is groSolar’s CEO and a Member of the Board of Directors.  Mr. Resor joined groSolar in 2008 and was CFO and COO before becoming CEO in 2012.  Mr. Resor has led groSolar’s growth as a leading solar developer and engineering, procurement, and construction (EPC) firm in the U.S. as the Company has developed and/or constructed many award-winning projects over the past five years. Prior to joining groSolar, Mr. Resor had 20 years of experience across many corporate and board roles in large organizations, start-up companies, and nonprofit organizations.  Mr. Resor's early career... +

Executive Vice President of Business Development

Mr. Remen joined groSolar in 2012 as their Executive Vice President of Business Development. He brings deep energy sector experience as an engineer and project manager, completing large-scale generation projects with a broad range of utility, corporate, financial, and government partners.  In addition to serving as the Massachusetts Commissioner of Energy where he had responsibility for energy policy and programs within the state, Mr. Remen started and grew two successful sales and marketing teams which generated revenues in excess of $300 million annually.  He’s also highly experienced in... +

Executive Vice President of Engineering and Construction

Mr. Griffin is groSolar’s Executive Vice President of Engineering and Construction with responsibility for EPC (Engineering, Procurement, and Construction) and O&M (Operations and Maintenance) of commercial and utility-scale projects. He joined groSolar in 2008, and under his direction groSolar has successfully completed design and construction of solar PV projects on the East coast, Midwest, and in California. Mr. Griffin has over 30 years of project development and project management experience.   Prior to joining groSolar, he was Vice President and Regional Development Manager for... +

Executive Vice President

Mr. Viens, groSolar’s Executive Vice President, manages project development activities in the Northeast and other key markets.  Prior to the company’s sale of its residential division, Mr. Viens oversaw the direct residential and small commercial installation operations, which constructed multiple megawatts of solar in ten states. Mr. Viens's development and project management experience at groSolar has included multi-residential commercial buildings, schools, and utility projects ranging in size from 100 kW to 10 MW.   Prior to joining groSolar, he was Vice President of Operations and... +

Vice President and General Counsel

ML Geffert serves as Vice President and General Counsel of groSolar.  ML has over 20 years of legal experience, with an emphasis on transactional representation, project financing, and construction and real estate contracting. Prior to joining groSolar, Ms. Geffert served as Group Counsel for Mueller Water Products, as Senior Counsel for Apogent Technologies, as Deputy City Attorney for the City of Santa Fe, NM, and as General Counsel for the City University Construction Fund.  Ms. Geffert is a member of the New Hampshire and New York Bar Associations. Ms. Geffert earned a BA with high... +

Director of Structured Finance

Joseph Johnson, Director of Structured Finance, draws upon his 13 years of experience to lead groSolar’s valuation and project finance execution efforts. Prior to joining groSolar in 2015, Mr. Johnson worked as an investment professional at GE Energy Financial Services and Washington Gas focusing on renewable energy and oil and gas partnership investments and had previously been an investment banker at Merrill Lynch in New York.  He also served for five years as an officer in the U.S. Marine Corps. Mr. Johnson received a BS in Economics from the U.S. Naval Academy in Annapolis, MD, and an... +

Director of Marketing and Communications

Maribeth Sawchuk serves as groSolar’s Director of Marketing and Communications. Ms. Sawchuk holds over ten years of experience driving marketing and communications campaigns in the smart grid, oil, gas, power, and renewable energy industries.  Ms. Sawchuk directs all public relations and marketing at groSolar with a special emphasis on stakeholder engagement. Ms. Sawchuk received a BA in History from the University of Central Florida.

Director of Business Development - Commercial & Industrial

Robb Jetty, Director of Business Development, joined groSolar in 2016 and currently leads grosolar’s Commercial & Industrial business development efforts. Mr. Jetty has gained extensive solar industry experience from executive positions across the entire value chain while working for Recurrent Energy, M+W Energy (Gehrlicher Solar), Yingli, and Onyx Renewable Partners (a Blackstone Company). Since 2003 he has led the development, finance, construction, and operation of over $600M (~300 MW) roof-top, carport, and both fixed or tracking ground-mount solar projects in 16 different U.S.... +

Director of Business Development - Wholesale Markets

Timothy Heinle, Director of Business Development, joined groSolar in 2013 and currently leads groSolar’s utility solar business development efforts.  Mr. Heinle has over 20 years of experience in the energy industry, specializing in the development and financing of large independent power projects.  He has held management roles with Duke Energy, Pace Global, Magellan Resources, Community Energy, and Siemens.  His broad-based experience covers natural gas, coal, wind, solar, landfill gas, alternative fuels, and technology commercialization.  Mr. Heinle has played a key role in the... +

Director of New Markets

Myles Burnsed, Director of New Markets, joined groSolar in 2013 and currently leads groSolar’s market strategy and new market development efforts.  Mr. Burnsed has nearly 15 years of experience in management consulting, engineering, and renewable energy development.  Since 2009, he has played a key role in the development of over 100 MW of distributed solar energy projects in over a dozen states and is responsible for origination and development of several of groSolar’s signature projects in MI, FL, WI, NH, OK, and NJ.  Mr. Burnsed has held senior management roles at several solar energy... +