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.