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Executive Team

The EXECUTIVE team provides strategic leadership for nrg.

With decades of combined experience in energy and business, some executive team members have been key participants in the renewable energy industry since its inception. Others bring diverse experience in sales, marketing, manufacturing, and human resources from other sectors.

 

Evan Vogel
Evan Vogel
President

As President of NRG, Evan Vogel is responsible for overseeing the company’s operations, providing strategic direction, and leading the executive management team. With more than 30 years of experience in power, energy, and renewables, he previously held positions at Ampt, Petra Solar, and Power-One. Before NRG, he was the Vice President of Marketing, Communications and CIB Engineering for Schneider Electric’s Solar and Energy Storage Business. While at Schneider Electric, Evan led the company’s transition from hardware focus to include a unique, cloud-connected SaaS platform that drove double-digit growth. He holds a B.S.E.E. degree from New York University and an MBA from Adelphi University.

Julia Austin
Julia Austin
Vice President, Operations

As Vice President for Operations, Julia Austin oversees NRG's supply chain, quality, and manufacturing functions. She has held several key roles since starting with the company in 1991, including Sales Manager and Technical Services Manager. With 25+ years in the renewable energy industry and extensive knowledge of NRG's customers and operations, she helps align operational capabilities with the company's product diversification and growth strategies. Julia holds a bachelor's degree in Environmental Studies from the University of Vermont.

Greg Erdmann
Greg Erdmann
Vice President, Global Sales

Greg Erdmann has over 33 years of technology sales and marketing experience in expanding international market share, sales revenues, and profits for both established and start-up companies. He has spent over 20 years in the renewable energy industry. Greg came to NRG from Southwest Windpower, where he served as Vice President for Commercial Sales and Global Marketing. He also spent two years directing the sales of radar systems at Vestas Technology R&D. He has a long track record of delivering strong financial results and maintaining key relationships with NRG's customers and technical partners. Greg holds a bachelor's degree in economics and art history from the University of Vermont.

Michael Purdue
Michael Purdue
Vice President, Engineering

Michael Purdue brings more than 25 years of software, analytics, and technical leadership expertise to NRG, and spent nearly 18 of those years developing enterprise clinical and financial solutions serving millions of patients worldwide. He came to NRG in 2015 from GE Healthcare, where he was responsible for the technical leadership of the company's flagship enterprise clinical information system. As Vice President of Engineering at NRG, Mike is keen to lead his team in leveraging the power of data and software services, coupled with proven hardware technology, to offer complete digital solutions and technical support to the renewable energy industry. He holds bachelor's degrees in computer science, computer information systems, and business management, with a focus on economics and finance, from Norwich University. 

Ann Greenamyre
Ann Greenamyre
Vice President, Finance

Ann Greenamyre joined NRG in 1995 as one of the company’s first accounting employees. During her tenure, Ann has been instrumental in defining and structuring the accounting and finance departments. She also implemented new processes and controls to effectively transition NRG from a private to a public company in 2017. Ann currently oversees the Finance and IT departments and leads all financial reporting, budgeting, and forecasting. Prior to joining NRG, she spent five years in the credit union industry in an administrative role. Ann holds a bachelor’s degree in business administration from Castleton University.

Anna Grady
Anna Grady
Vice President, Human Resources

Anna Grady joined NRG's human resources department in 2006, bringing over 20 years of diverse work experience across higher education, manufacturing, youth services, and international development. Anna previously oversaw six departments as director of administration for Northlands Job Corps, a U.S. Department of Labor program. Prior to that, she worked in management roles at Planned Parenthood of Northern New England and IBM Corporation, and gained international experience through her time as a volunteer in the Peace Corps. Anna holds an MBA from the University of Vermont and a bachelor's degree in linguistics from the University of Chicago.