★★★★★
"Nothing but great things to say about Modern. Competitive pricing, professional, friendly crew, and they clean up their mess, which is unheard of. Prompt, efficient service. Highly recommend."
Bill Egor
New install · Verified
Heating & cooling repair and installation in Valparaiso, Indiana.
Family-owned since 1963 and serving Valparaiso and all of Northwest Indiana. Fast service, free estimates, and three generations of doing it right.
HVAC in Valparaiso
Your Valparaiso heating & cooling team.
The seat of Porter County and home to Valparaiso University, Valpo blends a charming historic downtown with growing neighborhoods on every side. Modern Heating & Cooling brings its Northwest Indiana service across the county line to keep Valpo homes comfortable.
From furnace and AC repair to full installs and maintenance, our family crews treat Valparaiso homes with the same care we have given NWI since 1963.
Valparaiso pairs older homes near downtown and the university with newer construction farther out, so jobs range from sensitive furnace replacements in historic houses to efficient, well-balanced systems for newer builds. We meet each home where it is.
What we do
Heating & cooling services in Valparaiso.
New Installations
Furnaces, ACs, and heat pumps sized and installed right the first time.
Learn more →Replacements
Out with the old, in with an efficient, properly sized system.
Learn more →Maintenance & Repairs
Tune-ups and fast repair calls to keep you comfortable year-round.
Learn more →Radiant Heat
Warm, even comfort from modulating hot water boilers.
Learn more →Aeroseal Duct Sealing
Stop paying to heat the attic and even out every room.
Learn more →Indoor Air Quality
HALO-LED purification for cleaner air in every cubic inch.
Learn more →On the ground in Valparaiso
Common projects we handle here.
- Careful furnace and ductwork work in older downtown homes
- Efficient installs for newer construction
- Seasonal maintenance and repair calls
No obligation
Need service in Valparaiso?
Call us or request a free estimate. We answer our own phones and will give you a real arrival window.
Why Valparaiso calls Modern
Service worth telling your neighbors about.
A local family, since 1963
Three generations serving Northwest Indiana. You reach us, not a call center.
Fast when it counts
When your system quits in Valparaiso, we do our best to get out the same day.
Free, honest estimates
No-pressure quotes on installs and replacements, with financing available.
We clean up after
Tidy crews who treat your home like their own, every single visit.
Loved locally
Trusted across Northwest Indiana.
★★★★★
"When we called about a problem with our furnace in November, we got same-day service! The reps that came out were very knowledgeable, efficient & friendly."
Lisa Smith
Furnace repair · Verified
★★★★★
"Polite and experienced staff. They give you a very fair deal with professional install and craftsmanship. I've used them for decades. AAA+ company."
Anthony Fenyves
Repeat customer · Verified
Valparaiso questions
Good to know.
Questions about heating and cooling service in Valparaiso? Here are a few we hear often. Call (219) 322-4649 for anything else.
Do you serve Valparaiso and Porter County?
Yes. While our roots are in Lake County, we serve Valparaiso and the surrounding Porter County area.
Can you work on older homes near downtown Valpo?
Definitely. Older homes need a careful hand, and that is exactly the kind of work our experienced crews do.
Do you charge for estimates?
Estimates on installs and replacements are always free and no-pressure.
What areas do you serve besides Valparaiso?
All of Northwest Indiana, including Schererville, Crown Point, Munster, Cedar Lake, Valparaiso, and the south Chicagoland suburbs.
Also serving nearby
