Commercial HVAC Prospect Heights

At Browns Heating & Cooling, we’re proud to provide comprehensive heating and air conditioning services throughout Chicago and surrounding areas. We’ve been offering flat-rate, no-haggle pricing for exceptional work in Cook County. All of our results come with a complete customer satisfaction guarantee. We want to build an ongoing relationship with our clients, leaving them feeling satisfied and knowing they’ve been taken care of by the best. Our technicians are EPA-certified and factory-trained, and we keep them current with new heating and cooling technologies. With our experience, we can serve both residential and commercial HVAC customers.

Ultimate Air Tech is a premier HVAC contractor in Lombard, IL providing quality residential and commercial services with over 20 years of experience.

Universal HVAC Group, Inc. is a family-owned and operated business serving Northwest Chicago, Park Ridge, Niles, and Glenview since 1996. We specialize in providing comprehensive heating and air conditioning services for both residential and commercial clients. Our team of highly trained technicians is dedicated to ensuring your comfort year-round with honest, upfront flat-rate pricing and 100% satisfaction guaranteed. We offer a wide range of services, including installation, repair, and maintenance of air conditioning, heating systems, restaurant HVAC, restaurant hoods, commercial and black iron ductwork, rooftop installations, and indoor air quality products. We understand that HVAC systems are essential for your comfort and well-being, and we strive to provide reliable, efficient, and affordable solutions to meet your needs.

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.

At Allied Plumbing Heating & Cooling, we put a high value on our customers' thoughts and opinions. If you have any questions or comments about something you have seen on our site, or if you can think of ways that we could improve our service, please let us know! We read every e-mail that we receive and will do our very best to respond back to you at our earliest convenience. Thank you for taking the time to send us your comments so that we may better serve you in the future!

Review Us on Google Schedule an Appointment (847) 388-0316 Home HVAC Services Air Conditioning AC Repair AC Installation Furnace & Heating Furnace Repair Furnace Installation HVAC Commercial HVAC Breathe EZ Duct Cleaning Indoor Air Quality HVAC Maintenance Water Heaters & More Specials Financing Products About Us Reviews FAQs Blog Contact Us Refer A Friend Search 24/7 Emergency Service Save $50.00 Off Any Repair**Offer valid for any repair greater than $399. Special Offers COVID Statement We Have Indoor Air Quality Solutions See Our Limited Time Offers Air Conditioning Heating Indoor Air Quality Specials Offering 24 Hour Heating & Air Conditioning Service to Wilmette, Northbrook, Morton Grove, IL and Surrounding Areas Ever since we opened our doors in 1981, the knowledgeable staff at Assurance Heating & Air Conditioning has dedicated itself to providing the whole spectrum of indoor comfort services to the homes and businesses of Cook & Lake County, Illinois. Our technicians are highly competent in their field, each performing their individual specialties with deftness and precision. That’s why you can be sure you’ll receive top-quality service when you call the HVAC provider whose name says it all. Because assurance is something we know you not only appreciate but also expect from your heating and air conditioning contractor, we’re happy to inspire the confidence you need to enjoy ongoing peace of mind. No matter what kind of HVAC or other residential or commercial service you need – from heating system installation or maintenance to furnace or air conditioning repair – you can depend on Assurance Heating & Air Conditioning for quality work every time. Our Lineup of HVAC Services When you work with the knowledgeable heating and cooling specialists at Assurance, a single HVAC contractor is all you’ll need to handle your most challenging jobs. Because we offer a complete lineup of indoor comfort services, we’re able to handle your project from beginning to end, addressing all your HVAC wants and needs. We’re proud to offer the following comprehensive lineup of HVAC services to the homes and businesses in Cook and Lake Counties: Air conditioning, heating, and furnace repair 24/7 emergency air conditioning and heating repairs HVAC consultation services HVAC system sizing and Manual-J load calculations System layout and design services New construction and replacement HVAC installations Air conditioner, heat pump, and furnace maintenance Heating, ventilation and air conditioning maintenance agreements Indoor air quality products and services Water heater installation, maintenance and repair Home insulation services for attics and other areas Snow-melt system installation, maintenance and repair Backed by over 30 years of experience and service, we now provide residential and commercial air duct cleaning services for our customers in the northern Chicagoland area. Whether it’s to enhance your HVAC system’s efficiency or improve your indoor air quality, you can depend on our experienced team of service technicians to clean your ducts carefully. Why You Can Trust Us With Your HVAC Needs What to expect from us… At Assurance, we believe in providing the quality products and competent, professional service that inspire our customers to return to us every time they face an HVAC need. Because we always strive to provide the most competent and responsive service, we’re proud to say that we have a growing list of satisfied customers. Were you to speak with any of these customers, you would learn the many valid reasons you have for choosing us as your Buffalo Grove, Illinois, HVAC contractor. Here’s a list of the reasons our customers give: 100% Guarantee With fast, friendly service Speedy Response Time With technical excellence Free Service Quotes With budget-stretching online specials 24/7 Emergency Service For air conditioning and heating repairs Great Local Reputation Over 35 years of excellence in Cook & Lake County, IL Quality HVAC Solutions We offer a complete lineup of indoor comfort services What Our Customers Are Saying

Chicago HVAC Repair Doctor started with a vision: to build a family-owned and operated business that their children could be proud of. They take pride in every aspect of their job and strive to exceed expectations. From their office staff to their technicians, they set a high standard for others to follow. They are a family-owned and operated business, with husband and wife, son and daughter, brother and sister-in-law, and close family friends working together. They get to know their customers personally and make sure to take every step to deliver unmatched quality.

Quality Cool and Heat is a top-notch HVAC contractor company. We do your commercial as well as domestic HVAC contracts with steadfast or prompt responses to provide you with quality work. We aim to provide or raise customer service awareness and build customer confidence to create a meaningful, impactful HVAC experience. We aim to provide a professional, efficient, courteous, personal experience for every customer to make them permanent. The person that visits your house is our well-trained, well-equipped person for your installation, sales, maintenance, and repair services. We will provide you accurate or fair estimation.

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.

Maxson Heating & Air Conditioning is a reliable HVAC contractor in Wheaton, Glen Ellyn, and Naperville, IL. We excel in quality and service, with a commitment to customer satisfaction. We are a Trane Comfort Specialist, certified by Trane's stringent standards. Our services include air conditioning and heating installation, repair, and maintenance. We offer 24-hour emergency service, financing options, and free information with no pressure. We work hard for our reputation and pride ourselves in providing the best heating and cooling services in the area.