HVAC Maintenance

By GUARDIAN ACQUISITIONS LLC

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GUARDIAN ACQUISITIONS LLC can help keep your HVAC system running at peak performance with preventive maintenance services near CHICAGO, IL. Our skilled technicians provide thorough tune-ups and HVAC maintenance that may help extend the life of your system and ensure year-round comfort.
Book an Appointment(872) 873-3221
DBA DOORNBOS HEATING & COOLING
CHICAGO IL 60618
Business Hours
A Carrier dealer performs annual HVAC maintenance on a furnace

HVAC Maintenance in CHICAGO, IL

What Does The Process Look Like?

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Book an Appointment

To start the process, book an appointment for HVAC maintenance with us by scheduling online or giving us a call.
A Carrier expert providing a homeowner with an evaluation and estimate

Evaluation & Estimate

We will assess your HVAC system and recommend the appropriate maintenance services. We will provide a detailed estimate outlining the necessary tasks and costs to ensure your system runs efficiently and reliably year-round.
A Carrier dealer opening a furnace door for HVAC maintenance

Perform Maintenance

A certified technician will perform thorough HVAC system maintenance to ensure optimal performance, help improve efficiency, extend the system's lifespan, and prevent future issues.

About GUARDIAN ACQUISITIONS LLC

GUARDIAN ACQUISITIONS LLC in CHICAGO, IL
Hours
Emergency 24-hour service available.
Years in Business
73
Languages Spoken
Spanish

Other Services We Provide

A Carrier dealer discusses air conditioner repair and service with a homeowner

AC Repair & Service

We offer professional AC repair and service to keep your air conditioner running efficiently and reliably. Our technicians diagnose issues, perform necessary repairs, and ensure optimal performance for your home’s comfort.
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A Carrier dealer performs a furnace repair

Furnace Repair & Service

We provide professional furnace repair and service to keep your heating system operating at peak performance. Our certified technicians can identify problems, perform necessary repairs, and fine-tune your system to keep you comfortable all year long.
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A dealer pulls a furnace on a dolly for an HVAC installation

HVAC System Installation

Let us ensure reliable comfort and energy efficiency for your home with professional HVAC system installation. We offer high-quality Carrier equipment, precise HVAC installation, and customized solutions to meet your heating and cooling needs.
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Trusted HVAC Professional in CHICAGO

Customer Reviews
4.8/5
Carrier Reviews (5)
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StarsVerified Purchase
HVAC and Water Heater Replacement, Ductwork cleaning and sealing
April 22, 2025
Guardian continues to exceed our expecations from a professionalism and broad capabilities for our home. They are great to work with and their committment to quality is excellence is phenomnal. This goes from their call center, sales, to ALL of their technicians. They take pride in their role, brand, and just generally being nice to work with.
Corey
Expertise (5)
Solve Problems (5)
Service (5)
StarsVerified Purchase
Guardian Heating & Cooling Service
April 09, 2025
Initial communication during the sales process was great, but there has been zero communication or follow-up on after the installation.
Chris
Expertise (4)
Solve Problems (4)
Service (3)
StarsVerified Purchase
Amazing Commercial Installation
April 07, 2025
This was definitely a custom designed system that has now been operating flawlessly for over a year. We are so very happy AND comfortable!
John
Expertise (5)
Solve Problems (5)
Service (5)
StarsVerified Purchase
hvac install
March 31, 2025
Very well done and running smoothly
Robert
Expertise (5)
Solve Problems (5)
StarsVerified Purchase
Extremely helpful!
March 07, 2025
Great working with Guardian. Everyone I dealt with did a wonderful job.
Cecilia
Expertise (5)
Solve Problems (5)
Service (5)