Providing All Your Heating, Electric and Air Conditioning Needs, in the Deforest and surrounding areas since 1976.

We offer an air purifier that attacks and neutralizes viruses, including COVID-19!

We have been a family-owned business since 1976. Preferred Electric & Heating LLC is a licensed and insured Heating, Ventilation, Air Conditioning and Electrical contractor and is a father & Son owned and operated business. We will be the ones showing up at your job and we strive for quality in our work and products because that’s what keeps us in business. Serving the Deforest and surrounding area since 1976.

We have been serving the Deforest, Windsor, Sun Prairie, Waunakee, Poynette and Surrounding areas since 1976.

We were awarded the 25-year American Standard Dealer award.