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50+ Years
experience
Emergency
services
Trusted Plumbing & HVAC Solutions in International Falls, MN
Shannon's began as a family-owned business in Northern Minnesota in 1955, founded by Len & Kay Shannon. Our collaborative, professional approach has driven growth across Minnesota, Wisconsin, and North Dakota. We specialize in plumbing, heating, air conditioning, and ventilation, serving as one of the largest mechanical contractors north of the Twin Cities. With over six decades of experience, we prioritize quality workmanship through skilled union teams and a dedicated Quality Control Director. Our partnership-driven model identifies and resolves potential project challenges proactively, ensuring timely, budget-conscious delivery.

We offer 24/7 emergency services for residential and commercial clients, maintaining comfort even in extreme conditions. Our design-build methodology creates cost-effective solutions tailored to client needs. As an industry leader, we combine technical expertise with ethical practices to deliver reliable mechanical systems. Our team includes professionals with over 20 years of experience, ensuring deep industry knowledge in every project. We actively collaborate with owners, general contractors, and construction managers to execute projects efficiently while maintaining the highest standards of safety and performance.
Services
Plumbing HVAC Heating Ducting Emergency Service
Details
  • Year established: 1955
Highlights and features
  • 60 years of mechanical contracting experience with union-certified technicians
  • Proactive partnership approach prevents project issues before they occur
  • Dedicated Quality Control Director oversees all installations and repairs
  • Design-build methodology creates customized cost-effective solutions
  • 24/7 emergency service for residential and commercial heating/cooling needs
Services
Plumbing
We design and install complete plumbing systems for new construction and retrofit projects. Our certified technicians handle commercial and residential applications including water supply, drainage, and gas piping. With decades of experience, we ensure code-compliant installations that maximize efficiency while minimizing maintenance needs. Our service includes emergency repairs and system upgrades.
HVAC
Full-service heating, ventilation, and air conditioning solutions for residential and commercial buildings. We install high-efficiency systems, perform routine maintenance, and offer 24/7 emergency repairs. Our design-build approach optimizes energy efficiency while maintaining occupant comfort across all climate conditions in northern regions.
Heating
Specialized heating system design and installation including furnaces, boilers, and radiant heating. We provide energy-efficient replacements for existing systems and integrate heating solutions with overall building mechanical systems. Our team ensures proper sizing and configuration for optimal performance in cold climate environments.
Ducting
Custom ductwork design and installation for residential and commercial HVAC systems. We fabricate and install sheet metal ducting that maximizes airflow efficiency while minimizing energy loss. Our services include system balancing and sealing to improve indoor air quality and system performance in both new and existing buildings.
Emergency Service
Around-the-clock emergency response for plumbing, heating, and cooling system failures. Our rapid-response team addresses urgent issues like burst pipes, furnace failures, and AC breakdowns. We maintain service vehicles stocked with common replacement parts to resolve most emergencies during the initial visit, minimizing downtime for residential and commercial clients.
Questions
What areas do you service?
We serve Minnesota, Wisconsin, and North Dakota with headquarters in International Falls, MN.
Do you offer emergency repair services?
Yes, we provide 24/7 emergency service for plumbing, heating, and cooling system failures.
What makes your company different?
Our 60+ years of experience, union-certified technicians, and proactive quality control set us apart.
Do you handle both residential and commercial projects?
Yes, we offer full-service mechanical contracting for both residential and commercial clients.
How do you ensure quality work?
We employ union-certified technicians and have a dedicated Quality Control Director overseeing all projects.
Can you help with energy-efficient upgrades?
Yes, we specialize in modernizing systems with high-efficiency equipment and assist with energy rebate programs.
Reviews (4)
Kyle Shannon
Nov 18, 2021 Report
Shannon's has helped me complete many projects in I-Falls. For the region, I feel that their prices are competitive. You can likely find someone cheaper but also likely to find someone more expensive. They do a good job with their installs and they are knowledgeable with boilers, combi boilers, forced air furnaces and water heaters. Despite some below average reviews on here, I feel that their customer service is generally excellent. In a world with labor and material shortages and high demand; no one business can be perfect. 4.5 stars!
April S.
Apr 26, 2021 Report
Services: Ductless heating & A/C services, Repair HVAC Critical: Professionalism, Punctuality, Quality, Responsiveness, Value
Robert Perry
Jan 05, 2021 Report
They stuck! Bad place to go for professional help. My children were freezing with no heat for 6 days.
Scotty -Hotty
May 26, 2019 Report
Wouldn't recommend to anyone very expensive do not explain their work a bit rude on the phone just not a good place