Powering The Future Through IESG
About IESG
Commercial & Industrial Energy Technology
With over a decade of experience, Integrity Energy Solutions Group was founded to empower commercial and industrial clients with cost-effective and sustainable energy solutions.
Terry McTigue
President and CEO
IESG Energy Services
Consulting & Energy Management Services
Energy Consulting
IESG's Energy Consulting process combines human and artificial intelligence to achieve maximum building efficiency and cost savings while reducing your carbon footprint.
Energy Management
IESG is aligned with leading technology and professional energy management consultants to bring our clients' customized strategies to their building and facilities' energy use.
Heat Loss Survey
Insulating steam distribution lines can typically reduce energy losses by 90% and help ensure proper steam pressure at plant equipment according to the Department of Energy (DOE).
Why Choose Us
Providing Solar Energy Solutions
Industry Professionals
When you choose to work with IESG, you are aligning with top Industry Professional Consultants and Engineers.
Certified Experts
The services provided by our Energy Partners are conducted by professional certified engineers and project managers.
World Class Service
Our Energy Partner's services and energy technology products are used all across the United States in various types of buildings and faclities.
IESG Clients
What Our Client’s Say
About Our Solutions
IESG News
Energy News, Articles, White Papers & more
We invite you to stay informed and empowered by exploring our blog, where we share the latest news, trends, and advancements in the energy solutions industry.
Commercial Buildings Waste Up to…
Here’s a surprising fact: Commercial and industrial buildings waste an estimated 20% to 30% of the energy they consume every…
IESG and tekWorx Partnership Shows…
Cooling systems can account for one of the largest operating expenses in a commercial, healthcare, higher education, or institutional facility—and…
Unlocking Hidden Savings: The Success…
On April 22, 2026, industry professionals from across healthcare, higher education, and commercial facilities came together for a highly anticipated…
IESG Partners
Your Energy Saving Solutions
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