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24/7 Emergency Service Available for Residential & Commercial Clients
Your Experts in HVAC, Plumbing, Manufacturing, Powder Coating & More
For over 60 years, LSM has delivered trusted, local service to homeowners, contractors, and industries across the Grande Prairie–Greenview corridor. From furnace installations and filter deliveries to precision powder coating and commercial HVAC design — we do more than sheet metal. We build comfort, quality, and efficiency into everything we touch.
Your home should feel safe and comfortable every day of the year. Our in-house teams provide expert heating, cooling, plumbing, electrical, and indoor air quality solutions — with transparent pricing, energy savings, and 24/7 emergency repairs.
From equipment upgrades to full-building systems, LSM partners with business owners, developers, and facility managers across Northwestern Alberta. We provide custom HVAC, plumbing, and mechanical solutions for commercial buildings, industrial facilities, and remote sites — all with code-compliant, safety-driven execution.
Our Grande Prairie manufacturing facility builds custom metal components for a wide range of industries. Whether you need repeat production runs or one-off prototypes, we offer in-house design, CNC cutting, welding, and finishing — all backed by 60+ years of fabrication experience.
Protect and enhance your metal products with high-performance powder coating from LSM. We deliver clean, even, and long-lasting finishes on everything from railings and rims to structural components.
Dalton, thank you for your visit today to repair our hood fan air switch furnace blower interlock. I wanted to also thank you for your prompt action and cordial professionalism in carrying out your duties. Please, believe me, you and Rob are tremendous emissaries for LSM. Both of you have made doing business with LSM a pleasure!
Read moreDavid & Elaine
Google Review Exceptional service from LSM! I work for a local fleet company, we needed a specialty bracket duplicated in a pinch and they were able to manufacture the bracket cheaper than our usual supplier. Shoutout to Owen for handling our order in a timely matter. Wouldn’t go anywhere else in GP for sheet metal needs!
Read moreJess
We have dealt with LSM for over 20 years. From a New Year’s Eve furnace repair in -30C conditions to our most recent A/C install, LSM and their employees have always been professional, personable, respectful, and informational. They genuinely seem happy that they are there working for you, the customer, and it is NOT a scripted act. So many companies...
Read moreHenry
Just a short note to say what a good job the guys did during our recent A/C retrofit. Rob and Josh worked without stopping and were very professional, clean, and meticulous in going about their business. It was a very complicated install in many ways, snd yet they worked through everything together to solve problems new to them with the...
Read moreHappy Customer
Thanks for the awesome Service over the years! Your support to the community goes a long way in building a great place for not only Grande Prairie, but it instills pride amongst your employees.
Read moreMike O’Connor
Our furnace quit working. They sent someone out on the same day and fixed the furnace. Rob was friendly and professional. Thanks, LSM!
Read moreCynthia Romkes
We help commercial clients harness energy smarter with custom cogeneration (CHP) systems that reduce waste and optimize energy use. From feasibility studies to system design and installation, LSM brings Alberta businesses the next generation of energy efficiency.
If you’re trying to decide what to do after high school, or thinking about switching careers, there’s one path
Smoke, dust, pet dander, mold, and allergens…these are just a few of the things that may be floating around
Wildfires are becoming more common in our region. Even if a fire is far away, the smoke can travel
We’ve partnered with Financeit to make comfort upgrades easier than ever. Finance your Lennox system, plumbing repair, or electrical work with flexible monthly payments.
Whether you’re upgrading your furnace, outfitting a new commercial building, or looking for expert fabrication — LSM is ready to help.
Trusted Across Grande Prairie Since 1964
Home Comfort