
Guaranteed Professional Maintenance
Keep Your Commercial HVAC System Operating at Its Best With Our Guaranteed Professional Maintenance Program
Campbell offers a Guaranteed Professional Maintenance (GPM) program to help keep your commercial HVAC systems operating efficiently while delivering annual savings.
Our Guaranteed Professional Maintenance (GPM) program is planned preventative maintenance that keeps your commercial HVAC systems and building operations running efficiently, while realizing annual savings.
Campbell customers can be confident in our:
- Fixed cost for HVAC maintenance and repairs with no surprises
- Extended equipment life
- Ensured equipment reliability
- Lower overall expenses
- Optimal air quality and comfort conditions
- Energy efficient HVAC solutions
- Reduced system downtime
- Single source responsibility



We solve commercial HVAC and plumbing problems that others can’t. Whether it’s complex system challenges, outdated infrastructure, or urgent repair needs. Our expert team also helps you stay ahead with energy-efficient solutions that reduce operating costs and improve long-term performance.

GPM Program Includes
The GPM program provides total responsibility for heating, ventilating and air conditioning (HVAC) systems. It may, in special situations, include other non-environmental mechanical equipment.
- Test and inspect labor and expense
- Preventive maintenance services labor and expense
- Repair labor and expense
- Trouble calls (emergency service) labor and expense
- Parts and components and labor for replacement
- All travel and living expenses
- Maintenance of filters, coils, water treatment, or other special equipment if specifically stated in the agreement

Get to Know Our Team
Meet the Experts Behind the Work
Our team brings decades of experience in HVAC, plumbing, and energy solutions. Get to know the people who keep your building running at peak performance.
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Kris Campbell Principal
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Pete Vavrinek VP & CFO
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Todd (Lumpy) Kocsis General Manager Toledo
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Shanna Warner General Manager Ann Arbor
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Jim Ingersoll General Manager Cleveland
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Andrew Hoverson New Business Development
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Dave Mobus Service Quote Specialist
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David Solomon Maintenance Sales
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Jennifer Natale New Business Development
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Joe Leffler Project Sales Associate
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Jonathan Radtke Service Manager
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Jacey Helminiak Representative
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Katie Clouse Service Coordinator
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Kelley Thomas Maintenance Sales
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Kevin Coakley Project Sales
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Laurie Long Maintenance Sales Representative
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Leo Bower Dispatch
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Marty Krueck Sales Manager
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Nick Fling Project Sales Associate
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Penny Goodman Dispatch
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Wayne Lemke Project Sales
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Zach Robinson Maintenance Sales Representative