Services

A-OK Service

Plumbing - Heating - Electrical

Residential & Light Commercial Services

When first-rate plumbing, HVAC, and electrical services are required at your home or business, trust the team with over 40 years of industry experience. At A-OK Service, we take pride in supplying outstanding repairs and installation work throughout Fairmont, MN, and the surrounding areas.


Our full-service company is committed to achieving 100 percent customer satisfaction. Whether your shower fails to drain, or the water heater goes out, we’re here to help. Our certified technicians have undergone extensive training, so they know exactly what to look for to diagnose and resolve your plumbing or HVAC issue.


Available for residential and light commercial jobs, count on us when you really need help. In the event of an emergency, do have a 24-hour call service for those extreme emergencies in hot or cold weather.



If your home or business requires new air conditioning or top-notch heating, reach out to A-OK Service. We’re a Lennox dealer, but equipped to service all makes and models from the industry’s top brands. 

We Provide:

  • Plumbing Repairs & Installation 
  • Heating
  • Air Conditioning
  • Water Heaters
  • Electrical Service
  • Wiring
  • Sheet Metal
  • Lennox Sales, Service & Installation
  • Service All Brands
  • 24 HR-Emergency On-Call Service
  • Installation, Repairs & Maintenance
  • Residential & Light Commercial Services
  • New Construction & Remodeling

Residential & Light Commercial Services

When first-rate plumbing, HVAC, and electrical services are required at your home or business, trust the team with over 40 years of industry experience. At A-OK Service, we take pride in supplying outstanding repairs and installation work throughout Fairmont, MN, and the surrounding areas.


Our full-service company is committed to achieving 100 percent customer satisfaction. Whether your shower fails to drain, or the water heater goes out, we’re here to help. Our certified technicians have undergone extensive training, so they know exactly what to look for to diagnose and resolve your plumbing or HVAC issue.


Available for residential and light commercial jobs, count on us when you really need help. In the event of an emergency, do have a 24-hour call service for those extreme emergencies in hot or cold weather.



If your home or business requires new air conditioning or top-notch heating, reach out to A-OK Service. We’re a Lennox dealer, but equipped to service all makes and models from the industry’s top brands. 

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