Design Heating, LLC
Design Heating, LLC is a HVAC provider serving Duluth, MN. Rated 4.9★ with 105 Google reviews. See services, review signals, and request a quote.
HVACDuluth, MN
On this page
Company overview
- TradeHVAC
- Service areaDuluth, MN
- Google rating4.9★ (105 reviews)
- Phone(218) 525-5914
- Address5131 Washburn Rd, Duluth, MN 55803, USA
Photos
Photos from Design Heating, LLC, Jeff Hausmann, Maddy K
What customers say
“I reached out to Design Heating in 2012 after my former HVAC company made the decision to only do commercial HVAC and stopped servicing our home heating needs. Design heating has been providing our ne…”
“Best experience I have ever had with a contractor. Kevin was on top of everything from day 1. He designed a really efficient Geothermal system with a domestic hot water heater and it has been purring …”
“Great service! From first phone call (handled very professionally) to project complete and follow through they did an outstanding job. I highly recommend these folks!”
“I booked an appointment weeks in advance to discuss heating options for my porch (specifically I said I was considering infrared heat but would love them to come look and give their advice and guidanc…”
“Great to work with. Very professional and knowledgeable on Geothermal. Was able to diagnose and repair unit quickly and do an annual one over on the machine.”
Key highlights
Strengths
- Highly rated (4.9★ average)
- Large review volume (105 reviews)
Things to ask
- Confirm availability for your area and timeline
- Ask about warranty terms on parts and labor
- Request a written estimate before work begins
- Ask about payment plans or financing
Explore nearby research
Frequently Asked Questions
What services does Design Heating, LLC offer?
Design Heating, LLC provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Duluth, MN.
What is Design Heating, LLC's rating?
Design Heating, LLC has a 4.9 out of 5 star rating based on 105 Google reviews.
Is this company licensed in Minnesota?
All listed providers have a verified Minnesota contractor license at time of publication. You can verify on the Minnesota Department of Labor and Industry (DLI) — Construction Codes and Licensing Division lookup at https://secure.doli.state.mn.us/lookup/licensing.aspx.
Does Design Heating, LLC offer emergency service?
Contact them directly to ask about emergency availability and after-hours service.
How do I request a quote?
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-23. Reviews refreshed 2026-04-23.
Licensing data: Minnesota Department of Labor and Industry (DLI) — Construction Codes and Licensing Division · Company data: verified business records + Google Business profile
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