Ratings on Yelp, Facebook, BBB, HomeStars and TrustedPros — their average, how much they agree, and how many platforms carry the business.
ACTIF — Plomberie, Chauffage, Gaz Naturel is a Montréal firm offering plumbing, heating and natural-gas work, with a 4.8-star record over 122 reviews. Customers praise quality workmanship, punctuality and clear communication. A 56.5 N49 Trust Score places it on our list.
Google star rating (Bayesian-shrunk so a 5.0 from 8 reviews can’t outrank a 4.7 from 1,200), review volume, recency and velocity.
Ratings on Yelp, Facebook, BBB, HomeStars and TrustedPros — their average, how much they agree, and how many platforms carry the business.
HTTPS, mobile performance (PageSpeed + Core Web Vitals), key pages, schema.org markup, a contact email, content depth and Safe Browsing.
Google Maps local-pack rank (or knowledge-panel presence) combined with review volume.
Years in business from domain-registration age, Google Knowledge Graph founding year, or “since 19xx / family-owned” cues in review text.
Listed on ThreeBestRated / BBB, plus award mentions (“Best of”, “Consumer Choice”) in reviews.
Whether the business is listed on n49 and/or surfaced as an n49 result in Google search.
Total review volume across all platforms and how many platforms carry the business.
Multi-location footprint: franchise brand, multiple Google Business listings, or service-area landing pages on the website.
Platform breadth, contactability (website / email / phone) and review volume.
How many social platforms the website links to, plus Facebook engagement.
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By James Stermer on Mar 4, 2026 Verified by Google

I can’t say enough incredible things about actif. They recently helped me with gas heating systems across several warehouses, and the entire experience was absolutely outstanding from start to finish.
Coordinating heating work in multiple large spaces can be complicated, but their team made it seamless. They were responsive, organized, and clearly experts in what they do. Every detail was handled efficiently, timelines were respected, and the quality of work was exceptional.
I especially want to recognize Francis, the technician who worked with us. Francis was phenomenal. His professionalism, technical knowledge, and attention to detail truly stood out. He took the time to explain everything clearly, ensured each system was running optimally, and approached the job with care and precision. It’s rare to find someone so competent and genuinely committed to delivering excellent service.
Thanks to Actif and Francis, our warehouses are running perfectly, and we have complete confidence in our heating systems. I would wholeheartedly recommend them to anyone needing reliable, high-quality gas heating services. Exceptional company, exceptional people.
By Sandy Wright on Sep 18, 2025 Verified by Google

Arrived at the house as planned, worked tirelessly - plumbing and electricity- as a team, pleasant and helpful. Finished very rapidly, a rather complex situation and when departed the house was clean. And the price was very competitive. I recommend Actif wholeheartedly.
By Sean on Aug 27, 2025 Verified by Google

It’s been a long road to get a good service for my hydronic heating system. After some very unpleasant experiences with some major service companies I came upon ACTIF. They came recommended to me by a few people. Francis showed up to clean and service our gas boiler and it was immediately clear what kind of company I was dealing with. He was friendly, clean and thorough. The previous technician had made some serious mistakes on the boiler which Francis fixed for me. He also took the time to explain how to best maintain my boiler - which is older. He didn’t hard-sell me on upgrading like the other company. And that’s smart because when I eventually do upgrade to a dual-energy system - I’m calling ACTIF. The fact that they are honest, do good work and are reasonably priced makes them an easy choice. Give them a call, you will not be disappointed.
By Andres Karam on Feb 28, 2025 Verified by Google

I had a great experience with my technician, Francis. He took the time to walk me through every step of the work that needed to be done, breaking down the costs and giving me clear options to choose from. His inspection was incredibly thorough—he even spotted and fixed some additional issues I didn’t know about. Beyond his expertise, Francis was professional, friendly, and just radiated honesty. He’s a fantastic ambassador for his company—I felt completely confident in his work and would highly recommend to anyone.
By Greg Shaw on Jul 2, 2023 Verified by Google

Our furnace was failing in February, making more and more noise, while generating less and less heat.
ACTIF was responsive (one hour email turnaround of my first email - on a Sunday, and ready to perform the work within a few days), precise (detailed quote with the part numbers of the equipment to be installed), efficient (quoted based on my pictures sent by email, came at the agreed time, installed the exact items called out in the quote, tested the result, and was done in time for a late lunch), patient (worked with me to scope out a full system replacement rather than the replacement of certain defective parts that I had initially requested), and respectful (answered all of our many questions and cleaned up all the mess). The installation is tidy and easily accessible as can be seen in the pictures, and the system purred quietly along till spring, keeping our home comfortably warm. I went from being totally preoccupied with our heating situation to forgetting about it completely. I held off reviewing to know if there would be any issues and there are none!
I would do business with this company again for sure!