AC Repair & Installation Chicago
Expert air conditioning repair, tune-ups, and new AC installation throughout Chicago and all suburbs. All major brands — Carrier, Trane, Lennox, Rheem. Same-day service across Cook & DuPage County.
Get a quote →Based in Roselle, IL — serving Chicago, Naperville, Schaumburg, Aurora, Elgin & all suburbs across Cook, DuPage, Kane, and Will Counties. AC repair, furnace installation, panel upgrades — licensed, NATE-certified, available 24/7.
Comprehensive heating, cooling & electrical for Chicago-area homes and businesses — done right the first time, backed by a 1-year warranty.
Expert air conditioning repair, tune-ups, and new AC installation throughout Chicago and all suburbs. All major brands — Carrier, Trane, Lennox, Rheem. Same-day service across Cook & DuPage County.
Get a quote →Chicago winters demand reliable heat. We install, repair, and maintain furnaces, heat pumps, and boilers across all suburbs. 24/7 emergency furnace repair with no extra charge for nights or weekends.
Get a quote →Illinois-licensed electricians for wiring, rewiring, outlet installation, and code compliance. Serving Chicago, Naperville, Schaumburg, Aurora, and all surrounding communities. All permits pulled.
Get a quote →Chicago's older homes often have outdated 60–100 amp panels that are a fire hazard. We upgrade to modern 200-amp panels — fully permitted and inspected to Illinois code. Financing available.
Get a quote →Chicago's humidity and harsh winters affect indoor air quality. We install whole-home humidifiers, UV air purifiers, HEPA filtration, and dehumidifiers for healthier year-round living.
Get a quote →Level 2 EV charger installation for all brands, smart thermostats (Nest, Ecobee), and home automation wiring across all Chicago suburbs. ComEd rebate-eligible — we handle all paperwork.
Get a quote →Based in Roselle, IL — we cover 80+ communities across Cook, DuPage, Kane, and Will Counties with fast response times and no travel fees within our service area.
Chicago · Schaumburg · Evanston · 40+ more
Naperville · Wheaton · Lombard · 20+ more
Aurora · Elgin · St. Charles · Geneva
Joliet · Bolingbrook · Romeoville · Plainfield
Not sure if we cover your area? Call (630) 259-6403 — we'll confirm immediately. No travel fees within our service area.
Since 2009, ClimateProTech has been the go-to HVAC and electrical contractor for thousands of Chicago-area homeowners and businesses.
Crews stationed across DuPage, Cook, and Kane Counties. On-site within 2 hours for emergencies — day, night, or weekend. No waiting days for a tech.
No surprise invoices. We quote the full cost before any work begins and stick to it. Chicago-market fair pricing with financing options available.
Every tech holds an Illinois HVAC or electrical license, NATE-certified, and EPA 608 certified. We pull all required permits — you never touch the paperwork.
If anything we touched fails within a year of service, we return at zero cost. No questions, no runaround — that's our promise to every Chicago-area customer.
From first call to final inspection — we handle everything so you never have to stress.
Call (630) 259-6403 or fill out our estimate form. Tell us your suburb and issue — we confirm within the hour.
Your certified tech arrives on time, diagnoses the issue, and presents a clear flat-rate quote. No pressure — ever.
We work efficiently with premium parts. Most Chicago-area jobs completed same-day, all meeting Illinois & local codes.
We test thoroughly, clean up completely, and your job is covered by our 1-year workmanship warranty.
“AC went out Friday afternoon in July. ClimateProTech had a tech at our Wicker Park home within 90 minutes and fixed it that same evening. Best HVAC company in Chicago, hands down.”
“Full electrical panel upgrade + Level 2 EV charger at our Naperville home. They pulled all permits, showed up on time, and finished a day early. Honest pricing, zero surprises.”
“Furnace died during the polar vortex at 10pm. ClimateProTech answered immediately and had a tech at our Bloomingdale home by midnight. Heat back on in 2 hours. They genuinely saved us.”
“ClimateProTech handles all HVAC for our Schaumburg restaurant. Always professional, on schedule, and they know Chicago commercial codes inside out. No other contractor comes close.”
Our Roselle-based team dispatches immediately — nights, weekends, holidays. No extra charge. Arrival within 2 hours across all of Chicagoland.
Answers to the most common questions from Chicago-area homeowners and businesses.
Our team is available 7 days a week to answer any questions about your HVAC or electrical needs.
📞 (630) 259-6403Tell us about your HVAC or electrical issue and we'll reach out within 2 hours with a transparent, no-obligation quote.
(630) 259-6403
Available 24/7 for emergencies
626 Terry Ct, Roselle, IL 60172
Serving Cook · DuPage · Kane · Will Counties
Mon–Fri: 7am–8pm · Sat–Sun: 8am–5pm
24/7 Emergency Dispatch Always Available
Leads sent directly to our team. We respond within 2 hours.