Energy Systems Group (ESG) is accredited by the National Association of Energy Service Companies (NAESCO) as an energy services provider. ESG’s comprehensive offering includes facility-wide audits, energy and facility project development, engineering and design services, implementation, financing, operations and maintenance services and measurement and verification of savings.
ESG’s extensive experience, amassed while developing well over $1.5 billion of energy performance projects and innovative renewable energy facilities, marks it as one of the nation’s leading energy service companies. ESG is licensed to do business in over 46 states, the U.S. Virgin Islands and Puerto Rico.
Energy Systems Group’s management team brings numerous years of combined experience in energy services, performance contracting, engineering, financing, accounting, sales and marketing, human resources, government relations, information technology, contract development and project management.
The ESG team is comprised of professional engineers, project managers, and energy and operations specialists that bring exceptional expertise in developing and implementing comprehensive infrastructure and energy performance projects of varying complexity and size, including renewable energy, waste-to-energy, utility and co-generation projects.
Vice President, New Market Development
Vice President, Operations
Vice President and General Counsel
Vice President, Finance and Administration
Vice President, Operations Services
Vice President, Sales and Marketing
Dennis Perrey | Vice President, Finance and Administration
Dennis Perrey is a Certified Public Accountant with over 35 years of leadership experience in accounting, finance, and business management. He oversees ESG’s corporate enterprise resource planning strategies and processes for administrative & support services inclusive of accounting, information technology, payroll and benefits, human resources, and finance. His diversified experience encompasses the service, mining, energy, manufacturing, and construction industries. Dennis earned his Bachelor of Science degree in Accounting and Business from Miami University.
Lawrence Roth | Vice President, New Market Development
Lawrence Roth has over 20 years of diversified design, engineering, operations, project management, construction and maintenance experience. He is responsible for the successful development and implementation of ESG’s strategic growth in new markets and innovative technologies inclusive of waste to energy, renewable energy, water/wastewater, cogeneration, demand response, and biogas recovery systems. Lawrence earned his Bachelors of Science degree in Building Construction Management from Purdue University.
Luke Brockman | Vice President, Operations Services
Luke Brockman has over 25 years of extensive experience in operations, engineering, maintenance, project management, and advanced energy technologies. He oversees the day-to-day operations and maintenance of ESG’s onsite energy generation solutions. He manages the design, development and operations of energy centers and cogeneration plants including commissioning and comprehensive long-term maintenance services for ESG customers in the municipal, federal and education market sectors. Luke is a Certified Energy Manager and a registered Professional Engineer in Indiana and New York. Luke earned his Bachelor of Science degree in Mechanical Engineering from Purdue University.
Steve Pride | Vice President, Operations
Steve Pride has over 20 years of diversified engineering, sales management, and operations experience. He is responsible for the successful development and implementation of ESG’s strategic vision in providing leading energy engineering, design, construction, operations and maintenance services for a full range of government, education, healthcare and commercial clients. He has overseen the design, construction, and operations for hundreds of millions of dollars in energy performance contracts. Steve earned a Bachelor of Science degree in Mechanical Engineering Technology from Southern Illinois University.
Jonathan Daniel Shell | Vice President and General Counsel
Dan Shell has over 26 years of comprehensive legal and leadership experience in providing practical solutions and guidance while managing risk and maintaining the highest levels of integrity. Dan ensures compliance and successful management of all legal affairs, contracts management and environmental, health and safety at ESG. Dan leads key contract negotiations with ESG customers and their legal counsel. He also manages ESG’s surety company relationship and bond portfolio. Dan earned his Juris Doctor from the University of Arizona and his Bachelor of Science in marketing from Arizona State University. Dan is licensed to practice law in the States of Indiana and Tennessee.
Ken Durham | Vice President, Sales and Marketing
Ken Durham leads the ESG business development teams by directing market development, growth, and innovation strategies for ESG’s core energy performance contracting and federal sales teams. He brings over 26 years of sales leadership and senior management experience in performance contracting and energy services. Ken also directs ESG sales strategies for renewable and advanced energy technologies. He has been recognized throughout his career as a top ranked leader in sales management. Ken earned his Bachelor of Science degree from the University of Mississippi and his Master of Science degree from Nova University.