Deeply Rooted Locals
- Last Updated: March 18, 2026
- Expert Workmanship
- Customer First, Always
- 24/7 Availability
- Locally Owned & Operated
- Expert Workmanship
- Customer First, Always
- 24/7 Availability
- Locally Owned & Operated
Request Your Heating, Cooling or Plumbing Quote Today!
A Higher Standard for HVAC and Plumbing Service
Homeowners have heard the stories. In the HVAC and plumbing industries, it is not uncommon to deal with rushed work, unclear communication, or technicians who treat a home like just another stop on the schedule. Too often, homeowners are left hoping the person who arrives is prepared, qualified, and respectful enough to do the job right.
At SULLIVAN Heating Cooling Plumbing, we operate with a different standard. We are locally rooted in West Michigan, and we take that responsibility seriously. Our team shows up prepared, communicates clearly, and approaches every job with the level of workmanship and professionalism your home deserves.
Out of respect for you and your home, we install dependable equipment and materials designed for long-term comfort, efficiency, and performance. More importantly, we stand behind the work we do. When you call SULLIVAN, you can expect a disciplined team that takes pride in delivering reliable solutions and a professional experience from start to finish.
Stellar Online Reviews
Our customer reviews reflect the experience we work hard to deliver every day. Homeowners consistently mention our courteous technicians, clear communication, and the care we take inside their homes. As a team built on strong core values, we focus on doing the job right and treating customers with respect. That commitment shows up in the feedback we receive from the community we serve.
Promises Made Are Promises Kept
Trust is the foundation of any professional relationship. When a promise is broken, that trust disappears quickly. That is why our team is committed to following through on every commitment we make. From showing up on time to completing the work properly, we focus on delivering exactly what we promise and ensuring homeowners feel confident in the service they receive.
A Reputation Built on Reliability
Over time, SULLIVAN has become a trusted name for heating, cooling, and plumbing services throughout West Michigan. Programs like our No BUBBA Guarantee and our commitment to delivering a 7-Star Experience reflect the standards we hold ourselves to. Homeowners know they can rely on our team for dependable solutions that protect comfort, safety, and long-term system performance.
A Culture of Continuous Improvement
Excellence does not happen by accident. Our team is committed to ongoing training, professional development, and staying current with evolving technology in the HVAC and plumbing industries. We continually refine our processes and expand our expertise so we can provide homeowners with the most effective solutions available.
Supporting the Community We Serve
West Michigan is more than just the place we work. It is our community. Our customers are our neighbors, friends, and families, and we believe in giving back to the people who support us. Through our SULLY Cares program, we look for opportunities to make a positive impact through product giveaways and community support initiatives that help local families when they need it most.