About ESG
Empowering Future Growth and Change
At our core, we are
innovators, partners, and
passionate advocates for
our clients’ goals.
Since 1994, we have helped public- and private-sector organizations across the U.S. achieve their energy efficiency, resiliency, infrastructure, and sustainability goals with innovative, budget-neutral solutions.
Built on the power of ideas, future-forward solutions, and the spirit of partnership, we help our clients improve living, working, and learning environments to make our communities safer, more efficient, and more resilient.
State and Local Government
Wicomico County
State and Local Government
Chicago West Energy Center
Federal
Fort Bliss
Higher Education
Northern Illinois University



When you partner with Energy Systems Group, you have access to an entire team of experienced energy efficiency consultants, renewable energy consultants, energy conservation consultants, construction managers, and project developers at your side.
From diverse facility solutions to waste-to-energy strategies, we offer a comprehensive portfolio of solutions that have been proven to save money and make money for our clients.
And with nearly 400 employees in 30+ states, we have the expertise and local knowledge to tackle your most complex challenges.
Your Energy Management and Sustainable Infrastructure Experts
Our industry expertise spans the commercial, corrections, federal government, healthcare, K-12 and higher education, municipal and state governments, transportation, and utility markets.

As a leading energy solutions company with the financial backing of Oaktree Capital Management’s Power Opportunities Group, we have the resources needed to follow through on what we promise.
Our Mission
We deliver on our promises to help our customers create more resilient, efficient, secure, and sustainable communities.
Our Vision
To be a leading provider of sustainable infrastructure solutions.
Our Purpose
To partner with our customers and communities to create a more resilient, sustainable future for our planet.
Our Values
Energy Systems Group CARES for our team, our communities, and our customers.
We are a community, and our communities are our home. Our people work as one team to bring sustainable solutions to our customers and the world we live in.
Accountability
We have a responsibility to leave things better than we found them, always and under every circumstance.
Results
We strive to exceed expectations at every turn; for our teams, our customers, and our communities.
Equity
We have deep appreciation for our team members, our communities, and our customers, and we strive to empower our people and our customers equally, setting the stage for their success.
Safety
We are responsible for the safety and health of all Energy Systems Group employees, our communities, our customers, and our business partners, and to ensure everyone returns home safely at the end of each day.