Great experience with Allegiance. The owners were out of town on vacation. They took our call without hesitation got a tech headed our way and got our house back heating within the hour in below 0 temps. Great company and great service. Highly recommend!!
About Allegiance Heating & Cooling
Allegiance Heating & Cooling is a family-owned and operated business serving Mokena, Frankfurt, Orland Park, Tinley Park, New Lenox, and surrounding areas. With over a decade of experience, they have earned the trust of thousands of clients. Their team of technicians is client-focused, putting customers first during every phase of every project. They respond promptly to calls, even on weekends, and provide professional, knowledgeable service. Their monthly membership program is worth the investment, offering fair prices and honest quotes. Clients praise the entire team, from office staff to technicians, for their quick responses, reliable service, and trustworthy advice. Customers have shared positive experiences, highlighting fast and efficient service even during extreme cold temperatures, and professional installations of heating and air conditioning units. The company is known for treating customers right, with respectful and knowledgeable technicians who ensure quality service.
Reviews
I am so impressed with the service I received! My 32 year-old furnace went out and the technician came out the next day and installed a new unit plus air conditioning unit the next day. He recommended replacing my air-conditioning unit since it was also 32 years old and told me getting parts for it would be very expensive. I figured it was only a matter of time before that also died on me. I was very pleased with how professional, clean and quick they got the job done and the price fit my budget. ⭐️⭐️⭐️⭐️⭐️
I highly recommend Allegiance HVAC! Brian Cusack along with the Allegiance HVAC installation team were extremely professional, knowledgeable, helpfulI, and friendly. I appreciated the straightforwardness of the pricing and the clear and concise process of the installation process. The HVAC installation team were excellent and totally respectful of my home with regards to cleanliness and they thoroughly reviewed the operation of the new AC system. ⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️⭐️
Photos
Hours
Monday Open 24 hours
Tuesday Open 24 hours
Wednesday Open 24 hours
Thursday Open 24 hours
Friday Open 24 hours
Saturday Open 24 hours
Sunday Open 24 hours
Good to know
- accepts credit cards
Location
8027 West 189th Street, Mokena, IL 60448
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