Senior Leadership Team
The Senior Leadership team provides strategic guidance for nrg.
With decades of combined experience in energy and business, some senior leadership 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.
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.
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.
Vice President, Operations
As Vice President for Operations, Thomas Hirschfeld oversees NRG Systems' manufacturing operations, integrated supply chain processes, and quality program. Thomas has over twenty years of global operations experience in a range of sectors, including industrial manufacturing, retail cannabis, and renewable energy. He previously held positions at Unimacts, High Fidelity, Inc., and Northern Power Systems.
Vice President, Finance
As Vice President of Finance, Meagan Gallagher oversees NRG Systems' Finance and IT departments and leads all financial reporting, budgeting, and forecasting. Meagan joined NRG in 2021 as the Controller, overseeing the Accounting department. She began her career at PricewaterhouseCoopers and has more than 15 years of senior financial management experience. Meagan holds a bachelor's degree in mathematics from Tufts University.
Vice President, Marketing
As Vice President of Marketing, Leon Hailstones drives NRG’s marketing strategy and new product development. He has over a decade’s worth of international channel development, product management, and marketing experience in solar and microgrid technologies. Since joining NRG, Leon has been part of the company’s sales team, where he led the sales strategy for Bat Deterrent Systems, and the product management team, where he played a key role in driving the development of NRG Cloud. He previously served as a product manager with the global Schneider Electric Solar Business where he managed a range of power electronics, communications, and software products. Leon holds an MBA from Simon Fraser University in Vancouver, Canada.
Jessica Eastman joined NRG in 2007 and went on to serve as a foundational member of the company’s original in-house marketing team. As Communications Director, she oversees the positioning and promotion of the NRG brand across diverse markets, developing and executing programs that support strategic initiatives and coordinating comprehensive go-to-market plans for the full range of NRG's products and services. She holds a bachelor’s degree in fine arts and art history from Goucher College.
Director of Human Resources
As NRG’s Director of Human Resources, Patti leads the company’s HR strategy and ensures its programs and initiatives are effective, efficient, and aligned with NRG’s mission and business objectives. Bringing over 30 years of HR experience with her to NRG, Patti previously held senior level positions at Leader Evaporator Co and Weidmann Electrical Technology. Patti holds SPHR and GPHR certifications from the Human Resources Certification Institute and a SHRM-SCP from the Society for Human Resources.