Veteran Owned

Heating & Cooling Professionals
Serving Madison, WI & surrounding area

Whether you need a maintenance check or an emergency repair on a heating or cooling unit, we are available to handle all of your all of your heating, cooling, and ventilation needs. We strive to exceed your expectations by ensuring that each of our clients receives individualized service.

Latitude 43 Branding 02800

Our Hours

Mon – Fri: 8am – 4:30pm

Our Location

6350 Copps Ave Monona WI 53716

Call or Text to Book

We offer financing

Prefer to pay over time rather than all at once? Prequalify for financing today and contact us to learn more about our services!

63ff658aae810ab61d7481f4 logo%20(1)

Who We Are

Decoration line blue

A local, veteran owned company built on honest and trust. Learn more about who’s behind Latitude.43 and schedule your appointment to start a long-term HVAC partnership.

Honesty

Craftsmanship

Communication

Individualized HVAC Options

Decoration line blue

We will work with you to find HVAC solutions that fit your heating and cooling needs. We will provide you with a full consultation to explain all of your available options so that you can choose the system that’s right for your home or business.

Competitive Pricing

Customizable solutions

EFFICIENT DESIGN PROCESS

Expert Support

Spencer Sennhenn signature
Spencer Sennhenn

Owner/Operator

Call or Text To Book HVAC Service:
(608) 438-5597

Latitude.43 HVAC worker performing maintenance on an outside AC machine

Limited Time Offer

Start with an $89 Ac precision tune UP

decoration line yellow

Guarantee your comfort this summer with a precision tune up from Madison’s best HVAC specialists.

Clean, inspect and test your system to keep it running all summer long. Offered at the low price of $89 for a limited time.

Just complete the form or book online to unlock this special offer.

Comprehensive HVAC Services for Homes and Businesses

Decoration line blue

Service / Repair

Inevitably things will break down and need replacing in life. Your home heating and cooling system is no exception.

Furnace & AC Replacement

Installing a new home heating or cooling system is a real investment in your home. There are a number of factors to consider when replacing a system.

Indoor Air Quality

The air inside your home is essential for more than just comfort—it’s essential for life. It impacts your family’s health and budget.

Radon Testing & Mitigation

Inevitably things will break down and need replacing in life. Your home heating and cooling system is no exception.

Garage / Exterior Heating

Ductless indoor units are ideal for adding cooling and heating to uncomfortable spaces or new space additions like sunrooms, bonus rooms and garages.

Dryer Vent Cleaning

Having your home dryer vent cleaned dramatically reduces the energy costs, equipment wear and tear, and time spent in doing laundry in your home.

SAve MOney YEar Round with Latitude.43 HVAC Club.

Decoration line blue

Enjoy Locked REGULAR Rates (No After Hours, Weekend, or Holiday!

Your Membership Benefits

Annual Spring Tune Up on AC System

Annual Fall Precision Tune-Up on Furnace

Annual Cleaning of Dryer Vent

Accrue $50 Annually Towards Purchase of New AC or Furnace

No After Hours or Emergency Rates

15% Off Any Repairs

Owner of Latitude.43 HVAC, Spencer Sennhenn, standing next to a work truck

Customer Satisfaction Guaranteed.

Decoration line blue

We serve both residential and commercial clients and offer a variety of money-saving solutions. We combine our use of the highest quality parts and equipment, and our dedication to delivering exceptional service to provide you with top quality service. Warranty included with all services.

“The only hot air you get from us comes out of a furnace”

0+

HVAC Systems Installed

0+
Projects Completed
0+
Feet of Ventilation Installed
0+

Happy Customers

Service / Repair

Furnace & AC Replacement

Indoor Air Quality

Radon Testing & Mitigation

Garage / Exterior Heating

Dryer Vent Cleaning

Step 01
7
Step 01

Choose a HVAC service

Share your issue with us by filling out the form below or reaching out via text or call at (608) 438-5597.

Step 02
7
Step 02

Schedule Expert Consultation

Schedule your expert consultation with a Latitude.43 HVAC professional who is Comfort Qualified and Seal of Safety Certified.

Step 03
7
Step 03

CHOOSE FROM OPTIONS

We’ll present you with a range of options to choose from—completely pressure-free. There’s no obligation to decide right away, and we’re here to answer any questions to ensure a smooth and efficient process.

Estimate/Quote Request Process.

Decoration line blue

It’s important that we fully understand your HVAC challenges and needs. Please schedule a consultation so that we can quickly address your problems with the most cost effective solutions.

Friendly Support

Please contact us at any point throughout the consultation or implementation process.

Experienced Team

Comfort qualified and seal of safety certified technicians.

Serving Residential Customers in Madison, WI & Surrounding Areas

decoration line yellow

REQUEST SERVICE.

Reviews from Latitude.43 Customers

Our Partners