Blue-collar grit that powers reliability

Our Company

 LionHeart is the team you call when power, performance, and trust matter most.

Get to Know Us

LionHeart is a family- and veteran-owned independent service provider dedicated to solving critical power challenges for commercial and industrial clients across the Midwest.

Different From the Beginning

Founded in 1999 in Don’s garage, our story has been different from the beginning. Focused solely on service, our team has honed our craft, built a world-class reputation, and never wavered from our mission: ensuring no organization is ever put at risk by the failure of its critical power systems. Today, we’re proud to stand as a leading name in the industry, supporting thousands of clients who rely on us to keep their power protected.

Mission-Driven

We’re committed to providing unparalleled service and technology to help our customers achieve peace of mind. Our team of experts works together to set the industry standard and deliver exceptional value while continually exceeding client expectations. Through innovation, integrity, and hands-on expertise, we build lasting partnerships and ensure every client has the confidence that their critical power systems will perform when it matters most.

Embodying Our ‘HERO’ Philosophy

The LionHeart difference is our team members. We believe that creating outstanding results for our clients, begins with happy team members. Our leadership team is committed to providing our personnel with the benefits, training, equipment and support required to deliver unparalleled service that helps our clients achieve peace of mind.

H onor our promise to every customer.
E volve in order to provide service above industry standards.
R esponsible for every single outcome.
O ne team treatment for all colleagues and customers.

  • Power Assured™

    More than a tagline, Power Assured is a bold statement of confidence in our ability to expertly maintain your critical power equipment.

  • No Equal

    We’re independent, veteran-owned, union-affiliated, extremely technical, and outrageously innovative. Simply put, there is NO EQUAL.

The LionHeart Advantage

EGSA Certified Technicians

We have more EGSA Certified Field Service Engineers than most of our competitors combined. These certifications and required annual hands-on technical training, make us the most qualified in the industry.

Service Centered

As an independent, non-OEM, service provider, we get to focus on what’s truly best for your equipment. We are at the forefront of industry and code changes.

24/7/365 Rapid Response

LionHeart’s emergency response is the best in the critical power service industry. All of our vehicles are monitored by satellite to show our dispatch team exactly what expert technician is the closest to your site and provide you with accurate arrival times.

Customer Focus

Our mission is to focus on our commitment to providing unparalleled service that helps its clients achieve peace of mind. Our expert teams work together to engage industry leading practices, innovative new technology, partners and resources to continually enhance our value and exceed client expectations.

Powerful Data

Our state-of-the-art software gives our entire team access to critical equipment performance and maintenance history. This added level of service efficiency and protection is truly one-of-a-kind.

Veteran Owned & Operated

With a military mindset we feel a level of responsibility to our customers, their facilities and equipment, that we describe as a HERO’s philosophy. We promise to expertly provide services above industry standards, accepting responsibility for every outcome.

Don Shaking Hands

What Our Clients are Saying

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