Comprehensive HVAC Services for Chicagoland Homes
Always On-Time Service
We respect your schedule and guarantee prompt, reliable arrivals.
'No Excuses' Guarantee
You can expect quality work and total satisfaction, guaranteed.
Available 24/7/365
We’re here for your emergency heating and cooling needs.
Your Local HVAC Experts
Keeping Your Home Comfortable, All Year Long
For decades, AA Service Co. has been the trusted name for maintaining comfortable and healthy homes throughout the Chicagoland area. From the coldest winter nights in Winnetka to the hottest summer days in Highland Park, your home’s heating, ventilation, and air conditioning (HVAC) system works tirelessly to keep you comfortable. It’s the invisible hero of your home, regulating temperature, humidity, and air quality to create the perfect indoor environment.
We understand that a reliable HVAC system isn’t a luxury—it’s a necessity. That’s why we offer comprehensive services designed to ensure your system runs efficiently and effectively, no matter the season. Our certified technicians have the expertise to handle everything from routine maintenance and complex repairs to complete system installations, providing you with peace of mind and unparalleled home comfort.
Serving homeowners across Chicagoland, including Evanston and Lake Forest, with trusted HVAC expertise since 1965.
Why Choose AA Service Co.?
The Gold Standard in Home Comfort
When you need HVAC services, you deserve a team that is not only skilled but also fully committed to your safety and satisfaction. At AA Service Co., we’ve built our reputation on a foundation of trust, integrity, and superior workmanship. We don’t just service HVAC systems; we build lasting relationships with our clients in communities from Glenview to Northbrook, ensuring they receive the highest standard of care every time they call.
Vetted & Certified
Our technicians are fully licensed, insured, and continuously trained on the latest HVAC technologies and best practices to ensure top-quality service.
24/7 Emergency Services
HVAC emergencies don’t wait for business hours. Whether it’s a furnace failure on a freezing night or an AC breakdown during a heatwave, our team is on call 24/7.
'No Excuses Guarantee'
We stand behind our work with a straightforward guarantee. If you’re not completely satisfied with our service, we’ll do what it takes to make it right.
A Proven Track Record of Excellence
With roots going back to 1965, our long history in the Chicagoland area is a testament to our consistent delivery of reliable and effective HVAC solutions.
Local & Community-Focused
As a local business, we are proud members of the communities we serve, from Deerfield to Wilmette. We treat our customers like neighbors—because they are.
How We Work
Your Path to Perfect Home Comfort
We believe in a transparent and hassle-free service experience from start to finish. Our process is designed to be clear, efficient, and focused on resolving your HVAC issues with minimal disruption to your daily life. We handle every detail so you can relax and enjoy a comfortable home.
Schedule Your Appointment
Contact us via phone or our online form. Our friendly customer service team will listen to your needs and book a service call at a time that is convenient for you.
Expert Diagnosis
A certified technician will arrive at your home, conduct a thorough inspection of your HVAC system, and accurately diagnose the issue.
Clear, Upfront Pricing
We provide a detailed explanation of our findings and a clear, upfront quote for the recommended work. You’ll never have to worry about hidden fees or surprises.
Professional Service
Once you approve the work, our technician will complete the repair, maintenance, or installation using high-quality parts and industry-leading techniques.
Final Walkthrough & Guarantee
We’ll perform a final quality check to ensure your system is running perfectly and walk you through the work we’ve completed, backed by our ‘No Excuses’ Guarantee.
Our Reputation
Decades of Trust in Every Service Call
Since 1965, AA Service Co. has been synonymous with reliability and quality in the local home services industry. For generations, families in towns like Glencoe, Libertyville, and Skokie have relied on our expertise to keep their homes safe and comfortable. Our long-standing presence in the community isn’t just about our age; it’s about the thousands of satisfied customers who trust us to get the job done right, every single time. We are proud of the reputation we have built and continue to uphold our legacy of excellence.
Our Services
Comprehensive HVAC Solutions
We offer a full spectrum of HVAC services to meet all your home comfort needs. Whether you need a new installation, a critical repair, or routine maintenance, our expert team has you covered.
Heating Services: From furnace repair and maintenance to new boiler and heat pump installations, we ensure your home stays warm and safe through the harshest Chicagoland winters.
Air Conditioning Services: Stay cool and comfortable all summer. We specialize in AC repair, replacement, and tune-ups to keep your system running efficiently when you need it most.
Indoor Air Quality: Breathe cleaner, healthier air. We offer advanced solutions, including air purifiers, humidifiers, dehumidifiers, and ventilation systems to improve your indoor environment.
Ductless Mini-Splits: Enjoy zoned heating and cooling with ductless mini-split systems. They are a perfect, energy-efficient solution for additions, older homes, or specific rooms.
System Maintenance Plans: Protect your investment and prevent unexpected breakdowns with our comprehensive maintenance plans. Regular tune-ups keep your system efficient and extend its lifespan.
Smart Thermostats & Home Zoning: Gain complete control over your home’s comfort with smart thermostats and home zoning systems, allowing you to customize temperatures by room for optimal efficiency.
Ready for Reliable Comfort?
Schedule Your HVAC Service Today
Don’t wait for a small issue to become a major problem. Whether you need immediate repairs or are planning a system upgrade, our team is ready to provide the fast, professional service you deserve. Contact AA Service Co. now to restore comfort and peace of mind to your home.
Common Questions
Frequently Asked Questions
To help you better understand your HVAC system and our services, we’ve compiled answers to some of the questions we hear most often from homeowners in the Chicagoland area.
How often should I have my HVAC system serviced?
We recommend professional maintenance twice a year: once in the spring for your air conditioning system and once in the fall for your heating system. This ensures optimal performance, efficiency, and longevity.
What are the signs that I might need a new HVAC system?
Common indicators include the age of your system (10-15+ years), rising energy bills, frequent and costly repairs, inconsistent temperatures throughout your home, and unusual noises.
Can you help improve the air quality in my home?
Absolutely. We offer a range of indoor air quality (IAQ) solutions, including high-efficiency air filters, whole-home humidifiers, UV air purifiers, and energy recovery ventilators to help your family breathe easier.
Do you offer emergency HVAC services?
Yes, we offer 24/7 emergency services for urgent heating and cooling issues. If your furnace goes out in the winter or your AC fails in a heatwave, you can count on us to be there.
What areas do you serve?
We proudly serve the greater Chicagoland area, including communities like Northbrook, Evanston, Barrington, Lake Forest, Wilmette, Glenview, and many more surrounding towns.
Have More Questions? Contact Our Team!
Your comfort is our top priority. If you have questions about your HVAC system or need to discuss a specific issue, our knowledgeable and friendly team is here to provide the answers and solutions you need. We’re happy to offer expert advice and help you make informed decisions for your home.
Don't Settle for Less Than the Best
Get Your Free Estimate Today!
Experience the AA Service Co. difference. For expert HVAC service backed by decades of experience and our ‘No Excuses’ Guarantee, contact us today. Let us show you why we’re the trusted choice for home comfort in Chicagoland. Call now for your free, no-obligation estimate!