Skip to main content
Compare HVAC Pro
Browse AreasHow It WorksFAQ
  • Browse Areas
  • How It Works
  • FAQ

Compare HVAC Pro

Local market research for homeowners. We help you evaluate licensed providers, understand pricing, and request quotes without pressure. Sponsored and featured listings are clearly labeled.

Popular Markets

  • HVAC near me
  • Washington state
  • Oregon state
  • Seattle, WA
  • Portland, OR
  • Spokane, WA
  • Tacoma, WA
  • Salem, OR

Research

  • How it works
  • Service categories
  • Financing
  • Cost calculator
  • State of HVAC 2026
  • FAQ

Guides

  • How to Read an HVAC Quote
  • Heat Pump vs Furnace
  • The 2025 Federal HVAC Tax Credits
  • HVAC Financing 101
  • Seasonal HVAC Maintenance Checklist
  • HVAC Not Cooling? 7 Things to Check Before Calling
  • Sizing an HVAC System Correctly
  • How to Spot HVAC Scams
AboutEditorial PolicyContributorsMethodologyContactCorrectionsPrivacy PolicyTerms of ServiceSMS TermsCookie PolicyAffiliate DisclosureDo Not Sell My Info
© 2026 Compare HVAC Pro. All rights reserved.comparehvacpro.com

We use cookies for analytics to understand how the site is used. No ads. No data sold. Details.

  1. Home
  2. Bartlett, IL
  3. McNally's Heating and Cooling

McNally's Heating and Cooling

McNally's Heating and Cooling is a HVAC provider serving Bartlett, IL. Rated 4.9★ with 2,653 Google reviews. See services, review signals, and request a quote.

4.9★ (2,653 reviews)HVACBartlett, IL
On this page▾
  1. 1.Company overview
  2. 2.Photos
  3. 3.What customers say
  4. 4.Key highlights
  5. 5.Explore nearby research
  6. 6.Frequently asked questions

Company overview

  • TradeHVAC
  • Service areaBartlett, IL
  • Google rating4.9★ (2,653 reviews)
  • Phone(630) 363-9067
  • Address3491 Swenson Ave, St. Charles, IL 60174, USA

Photos

  • McNally's Heating and Cooling photo 1
  • McNally's Heating and Cooling photo 2
  • McNally's Heating and Cooling photo 3
  • McNally's Heating and Cooling photo 4
  • McNally's Heating and Cooling photo 5

Photos from McNally's Heating and Cooling, War Bot 3000, James Crockett

What customers say

★★★★★

“Russ, thanks for all your help. We weren’t sure what to expect going through Costco, especially given the circumstances of our emergency situation. Luckily, they choose to exclusively work with a 4.…”

— Chicago Bulls, 2 months ago
★★★★★

“We had a free estimate with Russ for central AC installation and furnace replacement. He was clear, personable, and very knowledgeable. He offered an incredibly reasonable financing plan for such a bi…”

— Olivia Denk, a month ago
★★★★★

“In late 2025 our HVAC system started acting up and we decided it was time to replace our 20 year old unit. We contacted McNallys and everything from the service of our old unit to the consultation for…”

— Chris Hulslander, a month ago
★★★★★

“We’re very happy with the entire McNally’s process for our furnace replacement. Mark handled the initial proposal and was great to work with — knowledgeable, thorough, and helpful throughout. Garett a…”

— Maëlys Touya, 2 months ago
★★★★★

“Thermostat went out… humidifier wasn’t working…blue light bulb and ballast was not working….Esteban was professional, personal, fast, efficient, friendly, thorough, and excellent at his craft. Nothing…”

— Tim Kamin, 2 months ago

Key highlights

Strengths

  • Highly rated (4.9★ average)
  • Large review volume (2,653 reviews)

Things to ask

  • Confirm availability for your area and timeline
  • Ask about warranty terms on parts and labor
  • Request a written estimate before work begins
  • Ask about payment plans or financing

Explore nearby research

  • Bartlett, IL HVAC pros
  • Best HVAC in Bartlett
  • HVAC cost in Bartlett
  • Best HVAC in Chicago, IL
  • Best HVAC in Aurora, IL
  • Best HVAC in Rockford, IL
  • Best HVAC in Joliet, IL

Frequently Asked Questions

  • What services does McNally's Heating and Cooling offer?

    McNally's Heating and Cooling provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Bartlett, IL.

  • What is McNally's Heating and Cooling's rating?

    McNally's Heating and Cooling has a 4.9 out of 5 star rating based on 2,653 Google reviews.

  • Is this company licensed in Illinois?

    All listed providers have a verified Illinois contractor license at time of publication. You can verify on the Illinois Department of Financial and Professional Regulation (state business registration) plus municipal HVAC licensing (e.g. City of Chicago Department of Buildings) lookup at https://online-dfpr.micropact.com/Lookup/LicenseLookup.aspx.

  • Does McNally's Heating and Cooling offer emergency service?

    Contact them directly to ask about emergency availability and after-hours service.

  • How do I request a quote?

    Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.

✓ Licensing verified 2026-04-22. Reviews refreshed 2026-04-22.

Licensing data: Illinois Department of Financial and Professional Regulation (state business registration) plus municipal HVAC licensing (e.g. City of Chicago Department of Buildings) · Company data: verified business records + Google Business profile

See our editorial standards · Report inaccurate info about McNally's Heating and Cooling

Request a quote from McNally's Heating and Cooling

Enter your ZIP and we will line up a free estimate alongside other top local pros.

Compare HVAC Pros

Own or manage this business? Claim this listing to earn a verified-owner badge.