4.8 
1.4k+ *The Angi rating for Nest Installation companies in Deforest, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Nest Installation needs.
*The HomeAdvisor rating for Nest Installation companies in Deforest, WI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Nest Installation needs.
Last update on September 25, 2025
Serving Deforest, WI and surrounding areas
Approved
In business since 1985
Free estimates
Customers say: Quality work
"We've had them out on 2 occasions, and we're very happy both times. Quality work, very reasonable price. Lighting and fan installation, plumbing, drywall, baseboard installation, and similar repairs were performed"
+1
Serving Deforest, WI and surrounding areas
Approved
In business since 2020
Free estimates
Warranties offered
"Very professional and accommodating. Quick response, quick install!!"
Serving Deforest, WI and surrounding areas
Approved
In business since 2016
Free estimates
Emergency services offered
"This company was responsive, fast, and did a fantastic job installing a new furnace and AC unit. They were not the cheapest of the quotes we received, but the excellent service was worth the small amount "extra" and the equipment they sold us appears to be outstanding. I would happily hire JB again."
Serving Deforest, WI and surrounding areas
Approved
In business since 1985
Free estimates
Credit card accepted
"Mike from Cardinal was provided exactly what I was looking for: professionalism, expertise, quick turn-around, and a clean, perfect installation with everything functioning."
Serving Deforest, WI and surrounding areas
Approved
In business since 2005
Free estimates
Emergency services offered
"Installers arrived on time and were professional in their manner and explanations of our new Carrier Furnace & AC. I highly recommend this company."
+11
Serving Deforest, WI and surrounding areas
Approved
In business since 2010
Emergency services offered
Warranties offered
"Simple project, installing a 220 Volt outlet. Again a bit of sticker shock but similar to other estimates. Affable character."
+5
Serving Deforest, WI and surrounding areas
Approved
In business since 2014
Free estimates
Credit card accepted
"Ben was originally a sub contractor for an addition to our home in Highland, WI. He installed new duct work to the dormer addition, and I retained him for furnace replacement, and, later, addition of a central a/c unit. I appreciated his openness to questions, his attention to detail and his technical knowledge. He is a delightful person, totally devoid of b/s, and fully trustworthy."
Serving Deforest, WI and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
Aire Serv is a full-service HVAC company dedicated to providing exceptional heating, ventilation, and air conditioning solutions for both residential and commercial clients. We specialize in a wide range of services, including regular maintenance, expert repairs, and same-day service for all types of HVAC systems. Whether you need a quick repair, a complete HVAC replacement, or are embarking on a new construction project, our team of highly trained professionals is here to ensure your systems run smoothly and efficiently.\n\nOur services also include comprehensive duct cleaning, dryer vent cleaning, and ductwork modifications to enhance air quality, system performance, and energy efficiency. We understand the importance of a comfortable indoor environment, and we are committed to delivering prompt, reliable, and affordable solutions tailored to meet your specific needs.\n\nWe pride ourselves on customer satisfaction, ensuring that every job is completed to the highest standards.
+17
Serving Deforest, WI and surrounding areas
In business since 2000
Free estimates
Warranties offered
"Had hired them to do installation projects when I first moved here back in the mid 2000',,,, Was very satisfied with their work back them."
+72
Serving Deforest, WI and surrounding areas
In business since 2009
Free estimates
Warranties offered
"The house is so perfect when we get home after they’ve been here cleaning! Always a great experience!"
+4
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