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Chicago Heating & Cooling is a leading provider of heating, air conditioning, air quality, and appliance services in Chicagoland. Established in 2016, the company is dedicated to delivering top-level solutions for all your home comfort needs. With a team of highly trained technicians and a commitment to honesty and integrity, Chicago Heating & Cooling offers a wide range of services, including repair, installation, and maintenance for furnaces, boilers, air conditioners, and various appliances. They pride themselves on their 24/7 emergency response and 1-2 hour appointment windows to minimize customer wait times. Whether you need a quick fix or a complete system upgrade, Chicago Heating & Cooling is your trusted partner for a comfortable and efficient home environment.

Welcome to Heatmasters Heating and Cooling. Our air conditioning and heating company has served Chicago and the surrounding areas for decades. In more than seven decades as an HVAC contractor, we have earned a reputation for outstanding heating and air products and award-winning service Chicago residents can trust. As the leading HVAC contractors in the area, we offer a large variety of heating and cooling installations and repair solutions based on your specific needs. Our skilled team handles HVAC furnace and air conditioning repair and maintenance services at your request.

Active Comfort, Expert Solutions Family Owned & Operated in Lake County, IL We believe that no one should have to choose between comfort and affordability, and we are here to help make both a reality for our customers. HEATING Furnace Installation Furnace Repair Ductless COOLING A/C Installation A/C Repair Maintenance ELECTRICAL & PLUMBING Water Heaters Electrical Repairs Plumbing Repairs ACTIVE HEATING & COOLING Everyone deserves comfortable and efficient heating and cooling solutions at an affordable price. We strive to make our services accessible and affordable to all, without sacrificing quality or customer service. Why Choose Us Honesty & Affordability Experience and Expertise Professionalism Licensed and Insured Quality of Work Testimonial What our customers say about us. I had an excellent experience with Active Heating and Cooling. Their technician, Alan, arrived promptly and was extremely knowledgeable and professional. He quickly diagnosed and repaired the issue with my air conditioning unit and even provided some tips on how to keep it running efficiently. The whole process was seamless, from scheduling the appointment to paying the bill. I highly recommend Active for their top-notch service and expertise! Steve H Facts about HVAC According to the U.S. Department of Energy, heating and cooling account for nearly half of the energy used in the average American home. Energy-efficient HVAC systems can save homeowners up to 20% on their energy bills. HVAC systems that receive regular maintenance can operate up to 25% more efficiently than those that do not. AHC takes pride in providing outstanding customer service and takes the time to understand their clients’ needs and preferences. We work closely with customers to recommend the best solutions for their heating and cooling needs, taking into account factors such as energy efficiency, cost, and performance. Quick Links Home About Us Our Services Why Us Testimonials FACTS

Thornton Heating Service, Inc. is a trusted provider of heating and cooling solutions in the Chicagoland area. With a commitment to quality and customer satisfaction, we offer a range of services including air conditioning sales and installation, furnace and heating maintenance, and emergency repair services. Our team of experts is dedicated to providing exceptional service and ensuring that our customers receive the best possible solutions for their heating and cooling needs.

DC Air Heating and Cooling, LLC is dedicated to providing the best possible solution for your home or business. You can count on us to provide you with a system and solution that fits your unique needs and since we've installed many systems in this area, we've earned a reputation for doing the job right the first time.

Emergency HVAC Services has been recognized as a dependable contractor since breaking into the industry in 2014. We've provided clients with a wide range of services for all their needs. Whatever you have in mind, our professionals work to bring your dreams to life. Contact us to receive a free estimate today. We're available 24/7 for emergency heating repair in case your furnace, boiler, or heat pump breaks down. We provide ALL BRANDS Heating installation, replacement, repair, and maintenance. From furnace repair and boiler services to energy-efficient heating system installations, our HVAC experts can handle any job. We're committed to providing a wide range of services. No matter the size of the job, we guide our clients every step of the way and offer top-notch work. Take a look at our services below and call us today to schedule an initial consultation.

Controlled Comfort HVAC is a family owned business with 25 years of experience in heating and air conditioning. Established in 2007 by brothers Robbie and Marcus, we provide service in Northern Illinois and the Chicago land area. Whether you need repairs right away or simply want to avoid costly problems down the road, Controlled Comfort HVAC in Carpentersville is ready to take care of your needs. Our promise is to provide quality service, and that’s why Controlled Comfort HVAC offers 24-hour Emergency Service 7 days a week, 365 days a year. Our service technicians have the training and tools necessary to get the job done right the first time. Plus, our service techs wear booties during installation to keep your home clean. Aside from offering excellent service, Controlled Comfort is proud to offer high quality Lennox heating and cooling products as well as Honeywell and Aprilaire related products. When you work with Controlled Comfort HVAC, you’ll find products that may be more efficient and could even help reduce your utility costs. Life may not be perfect, but your comfort can be. Whether you need heating and cooling services such as repair and maintenance, or you need to replace your HVAC system, we’re ready to help. Call Controlled Comfort HVAC in Carpentersville at 224-412-8308 to learn more, or schedule an appointment online to start working with us.

AVI Alliance Systems is a family-owned and operated HVAC company serving the Chicago suburbs for over 20 years. We specialize in providing reliable and comprehensive heating and air conditioning services for residential, new residential construction, and light commercial or industrial clients. Our team of dedicated service technicians is committed to ensuring your comfort, well-being, and safety by prioritizing your furnace and air conditioner needs. We offer a wide range of services, including repair, installation, maintenance, and replacement, all aimed at helping you reduce your utility bills and maintain optimal indoor temperatures. We proudly serve homeowners in Elgin, West Dundee, Algonquin, Barrington, Lake Zurich, St. Charles, Lake Forest, and surrounding communities. Your HVAC system is essential for your comfort, well-being, and safety. We understand that it might not be top of mind until there's an issue, but at AVI Alliance Systems, we prioritize your furnace and air conditioner needs. We take pride in offering a comprehensive range of HVAC services to help you reduce your utility bills and maintain optimal indoor temperatures.

Furnace Repair Chicago is a locally owned and operated company dedicated to providing high-quality furnace and air conditioning repair services to residential customers in the Chicago area. We understand that when your heating system breaks down, you need it fixed quickly and efficiently. That's why we offer 24/7 emergency service and guarantee to arrive within 2 hours or the service is free. Our team of certified, licensed, and insured technicians has years of experience working on all types of furnaces, boilers, and air conditioners. We are committed to providing our customers with the best possible service at an affordable price. We offer a 100% satisfaction guarantee on all of our work.

Keck Heating and Air Conditioning is a local family-owned business for 3 generations in the Quincy and Tri-State area, serving Illinois, Missouri and Iowa. All of our home and business HVAC solutions are designed with comfort, quality, efficiency and affordability in mind. If you’ve come to Keck, you’ve come to the right place. Worried about your indoor air quality? Now offering GPS air cleaning solutions Learn more about Global Plasma Solutions Products offered by Keck Heating and Air in Quincy, Illinois Duct Cleaning"If your ducts look dirty, they probably are.” Your dirty HVAC system should be inspected by Keck's HVAC professionals. Here are some other reasons why homeowners decide to have their air ducts cleaned. Indoor Air Quality Homeowners who are concerned about indoor air quality call us to ask about air duct cleaning. In a typical six-room...Read more ...Air Duct Leakage TestingWhy Test Ducts for Leakage? You'll Conserves energy 10-30% of the air that you've paid to heat or cool is lost through ductwork Leaky supply ducts don’t delivery air where needed Leaky return ducts add load to your blower Indoor Air Quality Leaky air returns will pull in air from uncontrolled spaces This causes humidity problems Contaminants...Read more ...Preventative MaintenanceGet More Comfort from Your Equipment Enjoy the full potential of your product, and extend its useful life with these helpful maintenance tips. Although mechanical heating and cooling equipment is complex, here are some basic preventive maintenance procedures you can perform to keep your system running at its best. (If your air conditioner or heat...Read more ...Air Conditioning InstallationToday's air conditioners provide the most comfort and efficiency ever available. However large or small your home, every time you need cool, comfortable, cleaner air, Keck is dedicated to installing and maintaining the very best investment you can make for your family. Call Keck Heating & Air Conditioning so that we can recommend AC units...Read more ...Routine MaintenanceGet More Comfort from Your Equipment Enjoy the full potential of your product, and extend its useful life with these helpful maintenance tips. Although mechanical heating and cooling equipment is complex, here are some basic preventive maintenance procedures you can perform to keep your system running at its best. (If your air conditioner or heat...Read more ...Commercial HVACTo maximize your workplace's operating efficiency, you need access to both innovative HVAC equipment and world-class Keck service expertise.Read more ...Tax Credits