Our licensed and certified technicians have years of experience working with Oak Lawn homes, offices, and commercial properties. From classic bungalows and new construction to restaurants and retail spaces, Citywide provides reliable heating, cooling, and refrigeration solutions tailored to local needs — always backed by transparent pricing and dependable service.
Air Conditioning Installation & Repair
Stay cool through the summer with expert AC repair, maintenance, and installation.
Furnace Installation & Maintenance
Keep warm and energy-efficient during Chicago’s harsh winters with professional heating service.
24/7 Emergency HVAC Service
When heating or cooling problems strike, Citywide’s emergency repair team is available day or night in Oak Lawn.
Commercial Refrigeration Service
We maintain and repair refrigeration systems for Oak Lawn restaurants, grocery stores, and retail businesses.
Ductless Mini-Split Systems
A perfect comfort solution for homes or offices without existing ductwork — efficient, quiet, and easy to install.
Local technicians serving Chicago’s South and Southwest Suburbs daily
Transparent, upfront pricing and fast response times
Fully licensed, bonded, and insured HVAC professionals
Same-day repairs for most heating and cooling systems
Thousands of verified 5-star reviews from Chicagoland customers
Located southwest of Chicago, Oak Lawn is a thriving suburban community known for its strong schools, beautiful parks, and family-friendly atmosphere. With a mix of residential neighborhoods and busy commercial corridors like 95th Street and Cicero Avenue, Oak Lawn offers the perfect balance of city convenience and suburban charm. Citywide is proud to support Oak Lawn residents and business owners with expert HVAC and refrigeration services that keep them comfortable year-round.
When you need professional refrigeration, heating, or air conditioning services in Oak Lawn, IL, trust Citywide — your reliable South Suburban HVAC experts.
We’re available 24/7 for emergency service, installations, and maintenance. Contact us today to schedule your free estimate and discover why Oak Lawn customers choose Citywide for quality and comfort.
Yes. Citywide offers same-day heating and cooling repair throughout Oak Lawn and surrounding suburbs like Evergreen Park and Burbank. Our technicians arrive promptly and can fix most issues on the first visit.
Absolutely. Many Oak Lawn homes were built before today’s HVAC standards, and we specialize in retrofitting them with high-efficiency systems or ductless mini-splits that provide comfort without costly renovations.
Yes, Citywide provides full refrigeration maintenance and repair for Oak Lawn restaurants, markets, and shops — including walk-in coolers, freezers, and ice machines.
You can call Citywide or request a quote online. Our Oak Lawn HVAC team will provide a free, no-obligation estimate for your heating, cooling, or refrigeration project.
Copyright © Citywide Supply and Service. All Rights Reserved
Copyright © Citywide Supply and Service. All Rights Reserved
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