4.6 
977 *The Angi rating for Nest Installation companies in Duarte, CA 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 Duarte, CA 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 July 14, 2026
Serving Duarte, CA and surrounding areas
Approved
In business since 2012
Free estimates
Warranties offered
"Al & A.J. are two of the nicest & hardest workers I have ever hired. Will use them again!"
+50
Serving Duarte, CA and surrounding areas
Approved
In business since 1989
Free estimates
Emergency services offered
"Assemble a Sauna. A very complicated job. He did a wonderful job. Very thorough and complete."
+21
Serving Duarte, CA and surrounding areas
Approved
In business since 1978
Free estimates
Emergency services offered
"Very quick response time. No problems and good service."
+3
Serving Duarte, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Warranties offered
"They responded to request with an appointment that afternoon and James as not only on time but early. James was very knowledgeable about installing both Nest Thermostats and did a great job and setup the Google home for me. Highly recommend them."
+83
Serving Duarte, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2023
Free estimates
Emergency services offered
"Outstanding work. Outstanding professionalism. Outstanding customer service. I can’t say enough about how easy it was to work with Joseph and his team. I highly recommend him for all HVAC needs. They knew exactly what was needed for my home HVAC. The unit works perfectly. Did not have to wait for equipment to be ordered or long to have it installed."
Serving Duarte, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2025
Free estimates
Emergency services offered
"Was my consultant and advisor in the new repair system for my home"
+6
Serving Duarte, CA and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"Great HVAC installation- professional, on time, and everything works perfectly. The team was friendly, efficient, and left everything clean. Highly recommend!"
+12
Serving Duarte, CA and surrounding areas
Approved
In business since 1990
Free estimates
Emergency services offered
"On time, completed full inspection and resolved the problem."
+2
Serving Duarte, CA and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
"I first used Patagonia HVAC when my home AC broke. Guillermo, the owner, responded promptly and provided a quote for the repair. He worked with me to find the best new system within my budget and completed the installation within days. He was incredibly professional, and my AC has been working wonderfully ever since! I later hired him when the AC went down at my grocery store, and Guillermo had it repaired the very same day we called. I couldn’t recommend Patagonia HVAC more highly!"
Serving Duarte, CA and surrounding areas
Approved
In business since 1988
Free estimates
Warranties offered
"They were very thorough and did a great job."
From average costs to expert advice, get all the answers you need to get your job done.
If you discover a wasp nest near your home, you’ll want to remove it ASAP. Learn about wasp nest removal costs in Los Angeles, CA in this guide.
Find out the average lightning protection cost in Los Angeles, CA. Learn what you can expect to pay for local grounding systems and keep your home safe.
Find out the average chimney cap replacement cost in Los Angeles, CA, key price factors, and ways to save and budget for your chimney cap project.
Want to get rid of a bird’s nest on or around your home? Learn what your options are to remove an old inactive nest near your property.
Wasps are a pain to share space with, but you have options for removal. While it’s best to call a pro, here’s how to get rid of wasp nests the DIY way.
Lattice panels can give your home a polished look and hidden storage. Learn how to install lattice under a deck or porch with this step-by-step guide.
