Best HVAC Companies in Plainfield, IL: 2026 Homeowner’s Guide

By Brian Sloan, President of TR Miller Heating, Cooling, Plumbing & Electrical  

Finding a reliable HVAC company in Plainfield can sometimes be easier said than done. There are dozens of HVAC contractors serving the western and southern suburbs, and the difference between a company that shows up on time, diagnoses the problem correctly the first time, and gives you the real price upfront can save you thousands. You’ll be especially thankful on a hot July day or a windy night in January. TR Miller has been part of this community for 18 years, and our team has seen what separates a good service call from a bad one.  

For full reader disclosure, TR Miller is on this list and we’re ranked first. That said, each company assessment uses information from an easily-verifiable public source like Google, and we’ve tried to write about competitors the same way we would want someone to write about us. If a company we’ve reviewed below has genuinely strong credentials or a glowing record, we’ll mention it so you can make the best possible decision for the needs of your home and your loved ones.   
We looked at more than 30 different HVAC contractors serving homeowners across Plainfield and narrowed it down to the 10 that have a solid local presence when searching for “HVAC in Plainfield” across Google.   

Our Ranking Methodology 
We weighted each HVAC company across five important categories that reflect what Plainfield homeowners really care about when choosing an HVAC contractor to service their home.  

Top 10 HVAC Companies in Plainfield, IL

Company Profiles

#1) TR Miller Heating, Cooling, Plumbing & Electrical

 
Website: trmillerheatingandcooling.com 
Best for: Plainfield homeowners who want a single trusted provider for HVAC, plumbing, sewer, and electrical. Same-day service is guaranteed for TruCare members when they book a service with us before noon! 

Tim Miller founded TR Miller in 2008. His sons Brian and Jim Sloan were involved from the beginning, with Brian spending his early years as a service technician and fabrication tech before eventually taking over operations. That background gives Brian a ground-level understanding of what a good service call looks like from the truck, not just from the office.
In that time, TR Miller has grown from a small HVAC operation into a full home services company covering heating, cooling, plumbing, sewer, and electrical across more than 80 communities in Will, Kendall, DuPage, Kane, and Cook County. Our technicians are NATE-certified. We’re members of the Air Conditioning Contractors of America. Every service call starts with a diagnostic before we recommend anything, and pricing is flat-rate and stated upfront. In most situations, there are multiple repair paths, and our technicians walk homeowners through each option before doing anything.  
The TruCare and TruCare+ plans are what I’m most proud of operationally. Members get a same-day guarantee when they call before noon. Not “we’ll try.” Guaranteed. For homeowners who’ve had the experience of waiting three days for a return call when their heat is out, that’s the thing that matters most. If you know, you know!  

What sets TR Miller apart: 

• 11,900+ Google reviews at 4.9/5.0 — one of the highest verified review volumes among locally-based HVAC companies serving Plainfield 

• NATE-certified technicians and ACCA membership 

• Same-day service guarantee for TruCare members when calling before noon 

• Full whole-home coverage: HVAC, plumbing, sewer, and electrical 

• Locally owned and operated — headquartered in Plainfield 

• Vice Chair of the Plainfield Shorewood Area Chamber of Commerce (Brian Sloan) 

Certifications: NATE, ACCA
Emergency service: Yes! We offer a same-day guarantee for TruCare/TruCare+ members when they book a job with us before noon.
Google rating: 4.9/5.0 (11,900+ reviews) 
What Plainfield customers say: 
“Jessie did a great job in the service maintenance of our heating and cooling system. She was knowledgeable, professional, and friendly. We have been TR Miller customers for a couple of years now and we are very pleased with their service.” ~ Beatriz Marroquin, August 2026  

“I had plumbing work done by TR Miller and was very impressed! There were 3 things I needed done (new ejector pump, water heater, and copper water line to the freezer) and no, I wasn’t pressured into them, they were MY ideas. I thought Daniel did an excellent job and was very neat with his work. He also explained everything that was going to be done so there would be no misunderstandings. Definitely 5 stars!” ~ David Tucci, August 2026 

#2) Comfort First Heating & Cooling

 
Website: comfortfirstheatingandcooling.com/plainfield-il 
Best for: Plainfield homeowners who want an experienced, certified HVAC specialist with strong ratings and emergency availability. 

Comfort First has been around for 30+ years, based in Minooka. They carry NATE and EPA certifications and have a 4.9 rating across 1,655+ reviews, which puts them in the top tier on both credentials and customer satisfaction. They’re HVAC-focused, meaning plumbing and electrical aren’t in their wheelhouse, but if your primary need is heating and cooling from a long-established specialist, they’re a legitimate choice. 

What stands out: 

• 30+ years serving the Plainfield area 

• NATE and EPA certified technicians 

• 4.9/5.0 rating with 1,655+ reviews 

• Emergency service available 

Google rating: 4.9/5.0 (1,655+ reviews) 
What customers say: 
“Nothing but the best. From the moment we called, Kaylee and Nicole helped us get our A/C working by quickly contacting the technician, Cory (who was on his way home.). I appreciate the VERY QUICK and absolutely friendly service call. Yes, we “only” had a part issue and didn’t need a whole new system. But these guys are on it, servicing their install from 8 years ago, and doing warranty work. Comfort first is our go-to!” ~ Lynette Kunkel, July 2026 

#3) Summers Plumbing Heating & Cooling

 
Website: summersphc.com/yorkville/city/plainfield-il-plumbing-heating-cooling 
Best for: Plainfield homeowners who want a large, established multi-trade company with extensive experience and strong review volume. 

Summers Plumbing Heating & Cooling brings over 50 years of home services experience to the Plainfield market, operating out of their Yorkville location. With 4,800+ Google reviews at a 4.8/5.0 average, Summers has built substantial credibility in the western suburbs. The company covers both HVAC and plumbing, giving Plainfield homeowners more flexibility than a pure HVAC specialist. Emergency service is available. 

What stands out: 

• 50+ years in business 

• 4,800+ Google reviews at 4.8/5.0 

• HVAC and plumbing coverage 

• Emergency service available 

Google rating: 4.8/5.0 (4,800+ reviews) 
What customers say: 
“Mark was absolutely amazing! He is very friendly and easy to talk to. He is competent and extremely knowledgeable. He explained everything throughout the process in a way I could understand. He went ahead and did all the little extras that easily could have been left without me ever knowing. He gave me all the options along the way and did exceptional work. I am very grateful to Mark for his work today.” ~ Michele Ali, May 2026  

#4) Service Experts Heating, AC & Plumbing

 
Website: serviceexpertsnow.com/chicago-il 
Best for: Plainfield homeowners who want a nationally backed HVAC company with decades of experience and ACE certification. 

Service Experts is a national HVAC and plumbing brand with roots going back to 1969 through its predecessor Comfort Masters, giving the company 57 years of history. Their Addison location serves the western suburbs including Plainfield. ACE (Award of Excellence) certification distinguishes Service Experts technicians as having met standardized technical training requirements across the national organization. With 2,850+ reviews at 4.8/5.0, customer satisfaction is consistently strong. 

What stands out: 

• 57 years in business 

• ACE-certified technicians 

• 4.8/5.0 rating with 2,850+ reviews 

• Emergency service available 

• HVAC and plumbing coverage 

Google rating: 4.8/5.0 (2,850+ reviews) 
What customers say: 
“Miguel came to service our equipment and showed us how to improve our energy efficiency and breathe much cleaner air by cleaning our ductwork and adding an electronic air cleaner. WOW what a difference. Javier and Gerardo did the work and are amazing professionals. I will recommend this company and service to everyone i know.” ~ Carol Voice, July 2026  

#5) Air Dynamics Heating & Cooling

 
Website: airdynamicsil.com/hvac-plainfield-il 
Best for: Plainfield homeowners prioritizing technical credentials and a perfect rating who don’t need after-hours availability. 

Air Dynamics Heating & Cooling operates out of Oswego, IL. Their certifications include NATE, EPA, air balancing, and combustion analysis, which is more than most HVAC companies their size typically carry. Their 5.0/5.0 Google rating across 1,075+ reviews is exceptional. The significant limitation for Plainfield homeowners is the absence of emergency or after-hours service. If your furnace fails on a January night, Air Dynamics is not the call to make. For scheduled service and installations during regular business hours, however, their technical credentials and perfect rating make them worth considering. 

What stands out: 

• NATE, EPA, air balancing, and combustion analysis certified 

• 5.0/5.0 rating with 1,075+ reviews 

• 25+ years in business 

Google rating: 5.0/5.0 (1,075+ reviews) 
What customers say: 
“Max with Air Dynamics did a great job at evaluating my system and proposing options for repair. Some of the options were clearly upselling as “good ideas” but he was clear about exactly what each option provided. I decided on the cheaper fix since it’s an old system anyway. He did the repair quickly and efficiently. He also checked the rest of the system and even replaced a capacitor while he was inspecting it. Nice added extra. Would recommend Max and Air Dynamics for sure.” ~ Stephen Boros, June 2026  

#6) Four Seasons Heating, Air Conditioning, Plumbing, Sewer & Electric

 
Website: fourseasonsheatingcooling.com 
Best for: Plainfield homeowners who want the largest Chicagoland HVAC company with the broadest fleet and longest operating history. 

Four Seasons is the dominant regional HVAC brand in Chicagoland. They have 55 years in business, 30,452+ Google reviews, and a fleet of 600+ service vehicles positioned across the region for rapid response. Their sheer scale is a genuine advantage for emergency response times, and their whole-home service coverage matches TR Miller’s across HVAC, plumbing, sewer, and electrical. For Plainfield homeowners who prioritize having the largest possible company behind their service call, Four Seasons is the clear choice on that dimension. 
The trade-off is that Four Seasons is a large regional chain rather than a locally rooted Plainfield company. Their 4.7/5.0 rating, while strong given the volume, trails the top locally-based companies serving Plainfield. Homeowners who value local accountability and community investment alongside technical quality may find locally owned options more aligned with their expectations. 

What stands out: 

• 55 years in business 

• 30,452+ Google reviews 

• 600+ service vehicles across Chicagoland 

• Full whole-home coverage: HVAC, plumbing, sewer, electrical 

• True 24/7 emergency service 

Google rating: 4.7/5.0 (30,452+ reviews) 
What customers say: 
“I received exceptional service when getting my new furnace installed. First, the man that came and did my estimate was amazing. And gave me some good discounts. The technicians were very nice and informative.” ~ Ericka Harper, April 2026 
“I spent almost $10,000 on a furnace and AC unit. The technicians were knowledgeable and explained everything to me. The fifth star wasn’t met because of the thermostat installed. For that amount of money, why did I receive the cheapest thermostat on the market. The best rating wasn’t achieved.” ~ Sharon Kirby-White, July 2026  

#7) Integrity Heating & Cooling

 
Website: integrityheating-cooling.com 
Best for: Plainfield homeowners looking for an experienced, EPA-certified HVAC specialist with emergency service availability. 

Integrity Heating & Cooling has been serving the Plainfield area for 25+ years with EPA certification and emergency service availability. Their 4.5/5.0 rating across 840+ reviews reflects solid but not exceptional customer satisfaction relative to the top-ranked companies on this list. For homeowners seeking a straightforward HVAC specialist with a long operating history, Integrity is a reliable option, though their rating and credentials trail the companies ranked ahead of them. 

What stands out: 

• 25+ years in business 

• EPA certified 

• Emergency service available 

Google rating: 4.5/5.0 (840+ reviews) 
What customers say: 
“John Rincon did an absolutely great job today. I’ve had Integrity for about 5 years. I’ve stayed a customer because their techs have always been honest with me. Great work.” ~ Jose Andrade, June 2026 

#8) OC Property Solutions

 
Website: ocpropertysolutions.com 
Best for: Plainfield homeowners seeking a multi-service provider covering HVAC, plumbing, electrical, and property restoration under one roof. 

OC Property Solutions is a versatile home services company with a 5.0/5.0 Google rating across 300+ reviews and emergency service availability. Their service range covers HVAC, plumbing, and electrical alongside restoration, waterproofing, and excavation. This makes them one of the broader-scope providers on this list. The IICRC certification they hold is a restoration industry credential (water damage, mold remediation) rather than an HVAC-specific certification. With 10+ years in business and a perfect rating, OC Property Solutions is a solid option for homeowners whose needs span multiple service categories, though their HVAC-specific credential depth is lighter than the top-ranked companies. 

What stands out: 

• 5.0/5.0 rating with 300+ reviews 

• Multi-trade coverage including HVAC, plumbing, electrical, and restoration 

• Emergency service available 

Google rating: 5.0/5.0 (300+ reviews) 
What customers say: 
“Austin is always very professional and knowledgeable. We have used OC for many jobs for my business and home and have been very happy with the service. I highly recommend them.” ~ Angela Horejs, August 2026  

#9) J.J.R. Heating & Cooling

 
Website: jjrheatingandcooling.com 
Best for: Plainfield homeowners seeking a newer, highly rated HVAC company with emergency service and a strong customer satisfaction track record. 

J.J.R. Heating & Cooling has built a 5.0/5.0 rating across 500+ reviews in just 10 years of operation. It’s a strong early track record that reflects consistent customer satisfaction. Emergency service is available. J.J.R. does not list specific technical certifications in publicly available resources, which is worth confirming directly with the company if certifications are a priority for your hiring decision. 

What stands out: 

• 5.0/5.0 rating with 500+ reviews 

• Emergency service available 

• Strong customer satisfaction in early operating years 

Google rating: 5.0/5.0 (500+ reviews) 
What customers say: 
“I scheduled a yearly service of the AC. The technician, Scott, is great. Very personable and positive attitude. He arrived within the service window and let me know via call and text how far out he was. Service was completed in about 40 minutes. Service duration and cost was what I was expecting. I’ll continue to use JJR for my heating and cooling needs!” ~ Frank Hilgart, August 2026 

#10) DS Heating and Cooling

 
Website: dsheatingandcooling.com/Plainfield-IL/services 
Best for: Plainfield homeowners specifically looking for Mitsubishi ductless mini-split installation or Ducane equipment from a certified dealer. 

DS Heating and Cooling operates out of Bloomingdale, IL and holds Ducane Dealer and Mitsubishi Diamond Dealer certifications, the latter being Mitsubishi’s highest dealer recognition level for ductless mini-split installation. For Plainfield homeowners specifically looking for ductless mini-split systems, DS’s Mitsubishi Diamond Dealer status makes them worth a direct comparison. Their 4.9/5.0 rating is strong, though their review count of 30 is by far the lowest count on this list, meaning the rating reflects a very limited sample and should be interpreted with that context in mind. 

What stands out: 

• Mitsubishi Diamond Dealer — highest Mitsubishi dealer certification 

• Ducane Dealer certification 

• 4.9/5.0 rating 

• Emergency service available 

Google rating: 4.9/5.0 (30 reviews) 
What customers say: 
“DS Heating & Cooling helped me work through a series of challenges provided by my condo building’s HOA and Super home warranty coverage. They were responsive, flexible, and ultimately did a good job on the replacement. Highly recommend using them” ~ Andersen Formolo, April 2026 

How to Choose the Right HVAC Company for Your Plainfield Home

 
The right choice depends on what you’re prioritizing: 

If whole-home coverage is most important: TR Miller and Four Seasons both cover HVAC, plumbing, sewer, and electrical. TR Miller is locally owned and Plainfield-based; Four Seasons offers the largest fleet in Chicagoland. OC Property Solutions offers restoration expertise, a unique offering on this list.  

If certifications are most important: TR Miller (NATE, ACCA), Comfort First (NATE, EPA), and Air Dynamics (NATE, EPA, air balancing, combustion analysis) are the strongest on credentials. All great choices if you value professional qualifications.  

If emergency and same-day availability is most important: TR Miller’s TruCare members get a same-day guarantee when calling before noon. Four Seasons offers true 24/7 dispatch from 600+ vehicles. Comfort First, Summers, Service Experts, J.J.R., OC Property Solutions, and DS also offer emergency service. 

If review volume and ratings matter most: TR Miller (11,900+ at 4.9), Four Seasons (30,452+ at 4.7), and Summers (4,800+ at 4.8) have the largest verified review bases in the immediate Plainfield community.  

If local ownership and community roots matter most: TR Miller is one of the few companies on this list that is headquartered in Plainfield itself, with the company president serving as Vice Chair of the Plainfield Shorewood Area Chamber of Commerce Board of Directors. OC Property Solutions and J.J.R. Heating and Cooling are also Plainfield-based operations. All are great options for typically faster local service.  
 

Final Rankings Summary

About the Author

Brian Sloan is the President of TR Miller Heating, Cooling, Plumbing & Electrical, a family-owned home services company serving the western and southern Chicago suburbs since 2008. Brian started his career as an HVAC service technician before taking on executive leadership of TR Miller. He oversees operations, growth, and the company’s expansion into plumbing and electrical services. He serves as Vice Chair of the Board of Directors for the Plainfield Shorewood Area Chamber of Commerce and is a member of YPO. As the president of one of the companies featured on this list, Brian has an obvious stake in this ranking. The methodology and all data points are based on publicly verifiable sources.