A Custom Services, Inc.
About A Custom Services, Inc.
A Custom Services, Inc. provides professional hvac services in Chicago, IL. Locally owned and operated since 1993, providing heating and air conditioning services with a focus on customer satisfaction and upfront pricing. Our HVAC technicians service and repair all major brands including Carrier, Lennox, Trane, Rheem, and Goodman. We handle AC repair, furnace repair, heat pump service, ductwork installation, thermostat replacement, and complete system installations. Regular maintenance extends equipment life by 5-10 years and prevents expensive emergency breakdowns. We offer annual maintenance agreements that include priority scheduling, discounted repairs, and seasonal tune-ups. Serving Chicago and the greater Chicagoland area. Licensed Illinois contractor. We understand the extreme temperature swings from subzero winters to hot summers that challenge every home system in the Midwest.
9 years in business
Services
AC Repair
FeaturedDiagnose and repair cooling issues including compressor, capacitor, fan motor, and refrigerant leaks.
Starting at $250 / per repair
AC Tune-Up
FeaturedComplete AC maintenance including filter replacement, coil cleaning, refrigerant check, and thermostat calibration.
Starting at $100 / per visit
Duct Cleaning
Professional air duct cleaning for improved air quality. Includes supply, return, and dryer vent cleaning.
Starting at $250 / per home
Furnace Repair
Diagnose and repair heating system issues including igniter, blower motor, heat exchanger, and thermostat.
Starting at $200 / per repair
New System Installation
Full HVAC system replacement including air handler, condenser, ductwork inspection, and thermostat. Includes permits.
Starting at $5350 / per system
Location
Chicago, IL
Chicago, IL 60601
Typical Hvac Costs in Chicago
$200–$800
Costs vary based on project scope, materials, and complexity. Get a free quote from A Custom Services, Inc. to compare pricing in Chicago.
Hours of Operation
Services Offered
AC Repair
Diagnose and repair cooling issues including compressor, capacitor, fan motor, and refrigerant leaks.
$250
starting at
AC Tune-Up
Complete AC maintenance including filter replacement, coil cleaning, refrigerant check, and thermostat calibration.
$100
starting at
Duct Cleaning
Professional air duct cleaning for improved air quality. Includes supply, return, and dryer vent cleaning.
$250
starting at
Furnace Repair
Diagnose and repair heating system issues including igniter, blower motor, heat exchanger, and thermostat.
$200
starting at
New System Installation
Full HVAC system replacement including air handler, condenser, ductwork inspection, and thermostat. Includes permits.
$5,350
starting at
Reviews
4.8
10 reviews
10 reviews
Diane A.
Used them for hvac work and was impressed with the professionalism and attention to detail. Great hvac company nearby in Chicago. Will call again.
Response from A Custom Services, Inc.
Thank you for being such a loyal customer! Your continued support means the world to our team.
Wayne H.
They maintain the HVAC systems for our office building. Always responsive and thorough. Downtime is minimal and their preventive maintenance keeps everything running smoothly. (Chicago)
Response from A Custom Services, Inc.
Thank you for choosing us! We appreciate the feedback and look forward to serving you again.
Kim L.
Excellent hvac service. Professional team, fair pricing, and quality work. Would definitely recommend to anyone looking for hvac near me in Chicago.
Response from A Custom Services, Inc.
Thank you for the kind words! We strive to provide the best service possible.
Sandra C.
Replaced both our AC and furnace. The crew was professional, covered the floors, and finished in one day. New system runs so quietly we forget it is on. Best HVAC near us. (Chicago)
Response from A Custom Services, Inc.
Wow, thank you! Our team will be so happy to read this. Reviews like yours make it all worthwhile.
Heather P.
Replaced our 20-year-old unit with a high-efficiency system. The difference in our electric bill is already noticeable. Professional HVAC install from start to finish. (Chicago)
Response from A Custom Services, Inc.
What a wonderful review! We are honored to have earned your loyalty and look forward to serving you for years to come.
Frank B.
Old ducts were leaking air everywhere. They replaced the entire system and our house cools evenly now. Noticed a significant drop in energy bills. Quality HVAC ductwork. (Chicago)
Bill M.
Replacing an attic AC unit is not easy but their crew handled it like pros. New unit fits perfectly and the attic is sealed back up tight. Professional HVAC work. (Chicago)
Response from A Custom Services, Inc.
Thank you for choosing us! We appreciate the feedback and look forward to serving you again.
Wayne H.
They maintain the HVAC systems for our office building. Always responsive and thorough. Downtime is minimal and their preventive maintenance keeps everything running smoothly. (Chicago)
Response from A Custom Services, Inc.
Wow, thank you! Our team will be so happy to read this. Reviews like yours make it all worthwhile.
Derek A.
Had all our ducts cleaned. Huge difference in air quality and the system seems to run more efficiently. Worth doing every few years. Good HVAC maintenance. (Chicago)
Response from A Custom Services, Inc.
Thank you for the feedback! We are glad the experience was positive overall.
Tony M.
Our AC died during a heat wave and they had a tech out within two hours. Diagnosed a bad capacitor, replaced it on the spot, and we had cold air again. Lifesaver HVAC service. (Chicago)
Response from A Custom Services, Inc.
Thank you for choosing us! We appreciate the feedback and look forward to serving you again.
Service Area
Serves Chicago and surrounding areas
Frequently Asked Questions
Last updated April 2026
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