A Local HVAC Contractor in Hartford

Trust us to handle your ac, furnace, and heat pump problems in Southeast Wisconsin.

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WHAT WE SERVICE

Radiant provides residential and commercial HVAC service throughout Southeast Wisconsin.

FURNACES

From bad flame sensors to heating systems in need of maintenance, we keep furnaces in Southeast Wisconsin running.

GET FURNACE SERVICE

AIR CONDITIONERS

We keep homeowners in Hartford comfortable with AC repair, maintenance, and replacement options.

Explore AC Options

BOILERS

From tune-ups to radiator repair guidance, we help local boiler owners understand their system needs.

LEAVE BOILERS TO US

HEAT PUMPS

Radiant helps you understand if your heat pump in Hartford needs repair, maintenance, or to be replaced.

MORE HEAT PUMP INFORMATION

AIR QUALITY EQUIPMENT

We look beyond temperature and help with problems like excess humidity and indoor air contaminants.

EXPLORE AIR QUALITY OPTIONS

ROOFTOP UNITS

Radiant assists businesses throughout Hartford with RTU repairs, maintenance, and replacement.

SEE COMMERCIAL SERVICES
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We’re What You Imagine when Picturing a Good HVAC Company

Radiant Heating And Cooling, LLC provides Southeast Wisconsin with heating and cooling service backed by over 29 years of industry experience. Owner Ryan Lawler entered the trades at 22 and worked with various HVAC companies before starting his own.

Our family-owned business is driven by one simple idea: you get out of anything what you put into it. This applies not only to customer service but to the time we put into solving your furnace problems.

With Radiant, you get clear answers, fair pricing, and a zero-pressure approach.

Call (262) 278-7778 to schedule HVAC service in Menomonee Falls, Hartford, or Germantown.

WHY CHOOSING US IS THE RIGHT MOVE

Led by an Industry Expert
Owner Ryan Lawler has spent decades fixing comfort problems in Southeast Wisconsin. That experience shows up in how Radiant manages every HVAC repair or replacement.
Clarity from Go
You should never have to guess what is happening with your HVAC system. Radiant explains the issue, answers questions, and recommends the work you actually need.
Service Built Around Life
Radiant offers 24/7 emergency HVAC service throughout Southeast Wisconsin. We want to work around your schedule, not the other way around.
Zero Runaround
We show up when we say we will. Our team of Hartford HVAC experts also follow through on every promise they make.
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Trust Us with Your Repairs in Southeast Wisconsin

Hartford gets the kind of weather that makes HVAC problems obvious. Long cold snaps, damp spring days, and humid summer heat often push your furnace to the limit. When it’s time to schedule heating and cooling repair, give (262) 278-7778 a call to get scheduled.

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Signs of Heating Trouble:

  • Rooms that never feel warm enough
  • Cool or weak airflow from the vents
  • A boiler or heat pump that won’t shut off
  • Burning smells from your furnace
  • Banging or rattling noises from your equipment
  • Higher heating bills without a change in usage

Turn to Us when You Need a New HVAC System

Hartford’s weather gives older HVAC equipment plenty to prove. This fact holds true throughout Southeast Wisconsin. Your furnace that used to do well may start costing more while still leaving the house uncomfortable. When repairs are becoming a pattern, Radiant will help you decide if replacement is the right path forward.

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How We Make Sure We Get It Right


  1. 1.
    Check the Existing Setup: First, we take a look at your existing equipment. This includes verifying the integrity of your ductwork. We also measure your home to properly calculate your HVAC needs.
  2. 2.
    Review Comfort Problems: We discuss things like weak airflow, humidity, and inconsistent comfort. This will help us pick the right model and type of system.
  3. 3.
    Explain the Options: We walk through your choices and help you settle on an HVAC system that fits and makes sense.
  4. 4.
    Install and Review the Work: After the new furnace is installed, we check the setup, make sure the system is operating properly, and review what you need to know.

Want Some Comfort Karma? Schedule Furnace Maintenance in Southeast Wisconsin.

Radiant looks at tune-ups as prevention: take care of the system before it’s under pressure, and it’ll take care of you when weather gets rough.

During a maintenance visit, Radiant looks over the system, checks for worn or failing parts, and makes sure everything is ready for the season ahead. For ways to save on this, consider joining our HVAC maintenance plan.

Own a Business? Trust Radiant to Keep It Comfortable

A heating or cooling problem can have a detrimental effect on any business in Hartford. Radiant helps small business owners and property managers in Southeast Wisconsin keep buildings comfortable without the runaround.

For businesses that need more structure, Radiant also offers service level agreements. When you work with us, you receive a commercial HVAC partner you can actually get ahold of when something needs attention.

Explore Commercial Services
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Save on Comfort with Radiant


  • Senior Discounts
  • Military Discount
  • Refer a Friend
Explore Other Deals

OUR REVIEWS RADIATE POSITIVITY

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Need emergency Furnace repair in Southeast Wisconsin?

We’re open 24/7 to serve Hartford, Germantown, and Menomonee Falls.