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47 Years
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Emergency
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Trusted HVAC Services in Winnetka, IL
Roberts Heating & Air Conditioning has been delivering trusted HVAC solutions since 1979, guided by founders Glen Roberts and Keith Miller, whose combined 78 years of expertise define our commitment to quality. As a Carrier Factory Authorized Dealer with NATE-certified technicians, we specialize in residential and commercial heating, cooling, and indoor air quality systems, including retrofitting and custom design projects. Our 40+ years of service across the North Shore reflect our dedication to innovation, reliability, and customer-centric solutions.

We prioritize transparent communication, offering 24/7 emergency services, same-day appointments, and comprehensive maintenance programs. Our accolades, including three Carrier Presidents Awards, underscore our industry leadership and unwavering focus on client satisfaction through expert craftsmanship and ethical practices.
Services
HVAC Installation Air Conditioning Repair Water Heater Services Commercial HVAC Maintenance Programs Retrofitting Indoor Air Quality Geothermal Systems Snowmelt Systems Thermostat Upgrades
Details
  • Year established: 1979
Highlights and features
  • 40+ years of combined expertise from Carrier Factory Authorized technicians
  • NATE-certified team specializing in residential and commercial HVAC systems
  • 24/7 emergency service with same-day appointments available
  • Custom retrofitting and design solutions for unique HVAC needs
  • Three-time Carrier Presidents Award recipient for excellence
Associations and certifications
  • Carrier Factory Authorized Dealer
  • NATE-certified
What people say
Job well done Courteous neat cleaned up Quickly and efficiently Quiet operation Thorough HVAC knowledge
Services
HVAC Installation
We install Carrier-certified heating and air conditioning systems tailored to residential and commercial needs. Our technicians ensure energy efficiency and comfort through proper sizing and advanced technology. Services include furnaces, heat pumps, ductless systems, and geothermal solutions.
Commercial HVAC
Custom commercial HVAC solutions for offices, retail spaces, and high-rises. We handle large chillers, water-source heat pumps, and retrofitting projects. Our team designs systems to meet specific business requirements while ensuring regulatory compliance and energy efficiency.
Water Heater Services
Installation and repair of tank, tankless, and heat pump water heaters. Our experts address efficiency and space-saving needs while ensuring reliable hot water supply. Services include diagnostics, replacement, and maintenance for residential and commercial properties.
Maintenance Programs
Seasonal maintenance to extend equipment life and reduce energy costs. The Discount Club offers priority service, parts/labor discounts, and free reminders. Commercial clients receive customized schedules for optimal system performance and compliance with safety standards.
Indoor Air Quality
Solutions to improve air quality through filtration systems, humidifiers, and ventilators. We address allergens, pollutants, and moisture control for healthier environments. Services include HEPA filters, UV air purifiers, and energy recovery ventilators for homes and businesses.
People
Glen Roberts
Founder
Co-founder with 40+ years of HVAC expertise, specializing in system design and customer service. Licensed in multiple North Shore towns, he ensures quality through Carrier-certified standards and ongoing technician training.
Keith Miller
Partner
Partner since 1990 with 38 years of commercial HVAC experience. Focuses on large-scale projects including chillers and retrofitting. Maintains local licensing and prioritizes client satisfaction through transparent communication and technical excellence.
Questions
What HVAC services do you offer for homes?
We provide heating, cooling, water heaters, indoor air quality systems, and smart thermostat installations. Our retrofitting services adapt older systems for improved efficiency and comfort.
Do you offer emergency HVAC repair?
Yes, we provide 24/7 emergency service with same-day appointments available for urgent heating and cooling issues across the North Shore.
Are financing options available?
Yes, we offer financing programs to help customers manage HVAC upgrades or emergency repairs with flexible payment terms.
What commercial HVAC solutions do you provide?
We handle commercial installations, maintenance, and retrofitting for offices, retail spaces, and high-rises, including large chillers, water-source heat pumps, and customized maintenance plans.
How can I improve indoor air quality?
We install air purification systems, humidifiers, and energy recovery ventilators to reduce allergens and pollutants in residential and commercial spaces.
What is your service area?
We serve the entire North Shore of Chicago, including Winnetka, Northbrook, Evanston, and surrounding communities for residential and commercial HVAC needs.
Reviews (7)
Eric H.
Aug 20, 2020 Report
After suffering through five years of incompetence with the outfit that installed our system, Roberts saved the day and finally fixed a persistent problem we'd been dealing with. Will be using them now.
Michael L.
Jun 30, 2020 Report
Roberts installed 2 A/C units recently and we were extremely happy with their service from the time we were given an estimate, to scheduling the install, and with their install as well. They were very professional and reliable and most importantly, when there was a bit of an issue with the install, Keith (one of the owners), came out and came up with a plan to deal with the situation and reassure me as well. Price wise, they were very reasonable laying out 4 different options which were also explained in detail. I will now use Roberts to do our annual service on both our Heating and AC.
Katie B.
Jul 10, 2019 Report
Really impressed with their level of expertise and customer rapport. One of their technicians had an old air conditioner reconfigured to work until I could get the money to purchase a new one. I appreciated their honesty and workmanship.
Todd Ingersoll
Feb 09, 2019 Report
5 ⭐️!!! Thank you to all of the Roberts team that helped today at our house. Our basement flooded last night and Keith, Wes and the whole team really stepped up today to make sure our family had a new furnace and water heater before 6:00 pm. I can’t thank the team enough.
Jim McKee
Jan 25, 2019 Report
Awesome getting in here on a day’s notice to replace my boiler on the coldest day of the year! Great work guys!
Eric S.
Jun 22, 2018 Report
Glen and his team are amazing! We redid ALL our appliances and they had in done in less than 2 days. Great guys, very fun and did one heck of a job. Their work was quick and flawless! They were professional and actually helped me save some money! They really know their stuff! Thanks Glen, Trevor, and team
Sean K.
Sep 02, 2015 Report
We replaced air conditioning system. Got three estimates and two companies including this company gave similar estimate. We decided to go with this one, since more detailed explanation was provided in the "proposal" sent by email. Two guys came to my house on time and overall experience was good. Unexpected cost was popped up but got some discount on that. I will use this company for regular maintenance and future repair.
Btw, they accepted credit card.