ENERGY SYSTEMS GROUP (ESG) is an award-winning energy services and performance contracting company. Our core business is to develop and implement energy solutions, using leading-edge technology and funding arrangements. Since 1994, the development of long-lasting and trusting relationships continues to be the foundation of our business.

As a national leader in the energy performance contracting industry, ESG has developed facility improvement and energy efficiency projects for customers in education, healthcare, government, and business sectors. ESG’s mission is to provide energy performance contracting services by delivering innovative, self-funding solutions that increase comfort and productivity, reduce operating costs, and perform at peak efficiency. The ESG team provides a comprehensive approach that encompasses self-funding solutions, plant and equipment evaluations, materials and processes that increase efficiency, and implementation plans for entire projects.