Palatine, IL:
Call or Text Today 847-262-3349
24 Hour Emergency Service
Libertyville, IL:
Call Today 847-367-8989

No matter the season, your heating and cooling systems keeps you safe and comfortable indoors. Your heating and air conditioning system protects you and your home for any season. While you stay comfortable throughout the year, temperature control helps avoid frozen pipes, condensation, and mold.

Call Allied Air Conditioning & Heating to fix your HVAC system if it breaks. We’re ready to help anyone needing HVAC in Lake Zurich. We’ll increase your system’s reliability to reduce potential mishaps, saving you money from excess energy use.

Check out our HVAC services below. Then call us when you’re ready to schedule service.

Our Services

Allied Air Conditioning & Heating offers many HVAC services for Lake Zurich residents. Our NATE-certified HVAC technicians are ready for anything, from HVAC repair to full-on replacements. We handle all issues with your cooling, heating, indoor air quality, and more!


Our HVAC technicians will fix your air conditioner with high-quality AC repairs in Lake Zurich. We’ll inspect the internal blower fan, coils and lines, electrical connections, and ducts to ensure optimal cooling performance. If you have an older system that uses a lot of energy, call us for a replacement! We install new AC units fast and efficiently to save you time and money on your air conditioning.

An HVAC technician repairing a wall-mounted air conditioner.


Similarly, we also specialize in heating repairs, maintenance, installation, and replacements! Our heating professionals fix furnaces, boilers, water heaters, heat pumps, and radiant floor heating systems. There’s nothing we can’t fix!

Indoor Air Quality

As a professional HVAC company in Lake Zurich, we want every customer to breathe easier at home. Therefore, we treat indoor air quality services with the same dedication as our heating and cooling services. Our HVAC contractors can install air purifiers, humidifiers, UV lights, and air cleaners. Our indoor air quality services are another way we provide you the peace of mind you deserve.

Emergency HVAC Services

We’re also proud to offer 24/7 emergency services if your HVAC system breaks when you least expect it. We’ll take care of any system issues, from air conditioning repairs to heating repairs to residential installation. All our services help you save money with energy-efficient HVAC units.

Why Choose Us

Allied Air Conditioning & Heating is not your typical HVAC company because we put honesty and integrity into every project. Our technicians ensure the best quality inspections, repairs, maintenance, installation, and replacement services for each customer. We strive for customer satisfaction. We remain upfront and honest with all pricing and services.

Ultimately, we want the best outcome for our customers. Our technicians use the best tools, equipment, and techniques that fit industry standards. We finish projects on time without making a mess.

Allied Air Conditioning & Heating has helped numerous customers across the northern Chicagoland suburbs for over 54 years! Check out our countless five-star reviews to see how we’re the best HVAC contractor in town. We also provide financing options to help you save money on your HVAC solutions.

Schedule Service Today

If you’re looking for an HVAC company near Lake Zurich, you found one with Allied Air Conditioning and Heating. Call us today at 847-262-3349 for a free estimate! We’re available 24 hours a day, seven days a week, to answer your questions or concerns. If you need us for any emergency repairs or replacements after hours, we’re happy to help!


Interested in a boiler for your home or commercial space? Allied Air Conditioning & Heating Corporation partners with IBC and Carrier brands to not only ensure the right fit for any demand but outstanding reliability and lasting performance.


Through our relationship with Wells Fargo Bank, N.A., participating HVAC dealers offer a variety of flexible options for financing your new HVAC product or system. That way, you can invest in your home’s comfort without breaking your monthly budget.

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