About Mariposa
Building Services

Heating and Cooling Experts in Orillia

Local HVAC Professionals

Reliable, Skilled, Committed

Mariposa Building Services began with a simple goal—offer dependable HVAC services to the Orillia community with honesty and skill. Founded by lifelong local Martin Cunningham, the company was built on personal responsibility and a deep connection to the town it serves. Martin saw the need for an HVAC company that puts people first. Today, the Mariposa team includes experienced professionals who take pride in every repair, replacement, and installation. As a certified Trane dealer, we also work with trusted brands like Mitsubishi Electric, RunTru, and GE. Our focus is on doing the job right, building lasting relationships, and helping homeowners and businesses stay comfortable year-round. We believe that real service means showing up on time, explaining things clearly, and standing behind every result.

HVAC Services in Orillia

What We Stand For

Customer Satisfaction

We treat every customer with care. From first call to final check, our focus is on comfort, trust, and lasting results.

Professionalism

We hold ourselves to high standards—on the job, in communication, and with the brands we install.

Teamwork

Every project is a team effort. We support each other so the service is consistent, focused, and dependable.

Innovation

We stay current with the latest tools and systems to offer smarter, more efficient heating and cooling solutions.

Trusted HVAC Contractors in Orillia

We’re known for honest work, local roots, and dependable heating and cooling systems that last.

5.0 Based On 160+ Reviews

What our clients are saying

I called Mariposa Building Services for an emergency service for my furnace on a Sunday night and spoke to Martin. He was very responsive, arriving within an hour and a half. Martin was polite, professional, and had my furnace working again in a timely fashion. I will definitely use this company again.

Martin did an excellent job with our HVAC system. He was efficient, thorough, and left the area spotless. His friendly and professional attitude made the experience even better. Highly recommend!

Great service all around. We had a small project and they came out quick and had us fixed up in no time. Will definitely use them again.

Absolutely great experience! Martin was professional, punctual and reliable. He has a great work ethics and pride in what he does. Will be using him again when needed for sure! Strongly recommend!

Martin returned our call immediately (on a long weekend) and had our air conditioner fixed the very same day during an August heat wave. Choose this company if you want responsiveness, trust, clarity, and a job well done. 👍