Cooling & AC
Fast diagnosis and repair for all cooling issues. Upgrade to a high-efficiency system for lower bills and better comfort.
Explore AC services →Locally Owned & Operated
Our HVAC Service Area Across Lake & McHenry County, IL
Optimized Air provides fast, reliable AC and furnace service to homeowners throughout Lake County and McHenry County. Find your town below and get a free estimate today.
- AC repair, install, and replacement
- Furnace repair, replacement, and tune-ups
- Seasonal maintenance plans
- Same-day availability in most cases
Don't see your town? Call us — chances are we cover it.
5-Star Rated
Google Reviews
Licensed & Insured
Fully covered
Trane Dealer
Authorized service
Same-Day Service
Fast response
Communities We Serve
Optimized Air is proud to provide honest, high-quality HVAC service to homeowners across these Lake County and McHenry County towns — and more.
WaukeganAC & furnace service
VoloAC & furnace service
LibertyvilleAC & furnace service
GurneeAC & furnace service
MundeleinAC & furnace service
GrayslakeAC & furnace service
Third LakeAC & furnace service
Round LakeAC & furnace service
Lake ForestAC & furnace service
Highland ParkAC & furnace service
Buffalo GroveAC & furnace service
Vernon HillsAC & furnace service
Arlington HeightsAC & furnace service
Lake ZurichAC & furnace service
WaucondaAC & furnace service
AntiochAC & furnace service
Lake VillaAC & furnace service
ZionAC & furnace service
LindenhurstAC & furnace service
LakemoorAC & furnace service
Plus surrounding Lake County and McHenry County communities. Call (224) 479-0649 to confirm we serve your address.
We Bring the Shop to Your Driveway
Our fully stocked service vans are a familiar sight across Lake County and McHenry County. That means faster response times and, in many cases, same-day repairs — without a return trip for parts.
Wherever you are in our service area, you get the same honest pricing, quality workmanship, and 5-star service our neighbors count on.
HVAC Services Available in Your Area
Whatever your home needs, our local team has you covered from repairs to full system replacements.
Heating & Furnace
Expert furnace repair, replacements, and tune-ups, plus heat pump service and new heating installs sized right for your home.
Explore heating services →
Maintenance & Tune-ups
Prevent costly breakdowns and extend equipment life with seasonal tune-ups and a preventive maintenance plan.
Ready to schedule? Call (224) 479-0649 or
Get Your Free Estimate
100% Satisfaction Guarantee
If you're not happy with our work, we'll make it right — no questions asked.
Serving Your Neighborhood
Call now or request your free estimate online in less than 60 seconds.