Powering Illinois

Whether you manage a hospital in Chicago, an industrial site in Rockford, or a data center in Peoria, LionHeart has your power covered.

Power You Can Count On

LionHeart proudly serves clients across the state with backup power services that work as hard as you do. When the grid quits, we don’t—because your uptime is our mission.

Our certified technicians bring unmatched expertise and professionalism to every job, from high-rise healthcare facilities to large commercial complexes. We strive to not just meet requirements but to uphold the standards of safety, quality, and accountability that define our name across Illinois.

Illinois

Keeping Illinois Powered, Protected, and Running

Our team delivers both the services and solutions your business needs to maintain continuous power. From proactive maintenance and emergency repairs to system retrofits and upgrades, we do more than respond—we prepare you for anything.

Our Power Services

We provide comprehensive generator maintenance, automatic transfer switch (ATS) services, switchgear inspection, and fire pump engine maintenance across Illinois. We also handle load bank testing, fuel system maintenance, and compliance reporting to ensure your power systems meet all state and national codes. Every service is performed by EGSA-certified Field Service Engineers and backed by detailed documentation and fast, reliable communication.

Our Power Solutions

When your system needs more than maintenance, LionHeart’s power solutions deliver long-term performance. We provide control panel retrofits, generator replacements, radiator replacements, leak detection equipment installation, permanent load bank installation, UPS installation, and remote monitoring and control. These upgrades modernize aging systems, enhance efficiency, and give you real-time visibility into your power performance.

Why Illinois Trusts LionHeart

From Chicago’s toughest job sites to statewide healthcare and industrial facilities, our union-certified team keeps critical systems powered, compliant, and performing at their best—no delays, no excuses, just proven results.

24/7 Live Team

When you call, we answer with a LIVE team member, 24/7/365. Our in-house engineering team will ensure you’re getting the
answers you need.

Unmatched Code Knowledge and Compliance Expertise

We’re constantly monitoring Illinois and national code updates, providing free client training to ensure your facility remains compliant and inspection-ready year-round.

Hear From Our Clients

I just want to say thank you for the team effort on all our issues. Everyone is so responsive, and their communication is amazing. You have been amazing and definitely one of the best vendors we have on this account!

Property Management, National

We are so thankful for the quick response and correspondence LionHeart provided to us in our emergency. It was a pleasure working with LionHeart and I would highly recommend your services to anyone who is in dire need!

Facilities Management, Chicago, IL

I have been very impressed with LionHeart’s service and maintenance practices for the last 5 years. I am also very impressed with the account management services. If all of my accounts were handled the way LionHeart handles them, my job would be simple.

Healthcare Facility, Belvidere, IL