Why Choose Mannion Petroleum

Friendly Licensed Technicians

Friendly, Licensed Technicians

At Mannion Petroleum we keep our team small so you can be confident that the technicians that arrive at your home or job site are highly experienced and qualified. Technicians are certified by the Technical Safety & Standards Authority (TSSA) for Ontario.  Service in English, French or Spanish.

Fast Service That's On Time

Fast & On-Time Service

We are reliable and respect your time…always calling at least 30 minutes before arrival to keep you informed.We always show up on-time, clean and ready to work. We work efficiently and clean up after we are finished. We believe in always leaving a project cleaner than we found it. 

100% Satisfaction Guaranteed

100% Satisfaction Guarantee

We’ll make sure it’s right the first time, end of story. We have been serving the Ottawa Region for over 70 years and we have our wonderful customers to thank. Read some of our great reviews here.

Working with us

Serving the Ottawa Valley & National Capital Region Since 1951

What We Do

Our Clients

Canadian Tire Client LogoBlack & McDonald LogoCCOC Logo
OCH LogoCollonade Bridgeport LogoFrancis HVAC Logo

Testimonials