"Cardinal was exceptional through the entire process of getting our new heat pump air conditioner/furnace in our home. The estimator/advisor, was a true advocate for getting the best system installed for us. He was thorough, knowledgeable, and very professional... I am completely satisfied and very appreciative of the fine work of Cardinal! "
Fast 
One-Stop Shop
As full-service contractors, we are equipped to handle anything your home needs, from plumbing to heating and AC to electrical.
The Best in the Business
We have been named the Sun Prairie Star’s Best of Sun Prairie and Madison Magazine’s Best of Madison multiple times.
Over 40 Years of Service!
We have proudly served the Sun Prairie area with prompt, professional service since 1984.
BBB Accredited
Our dedicated service and exceptional work for more than three decades have earned us accreditation from the Better Business Bureau.
Financing Available
We offer financing options to help you get the services you need when you need them, regardless of your current financial situation.
Super Service
The Angi Super Service Award is a reflection of our trusted work and dedicated customer service.