NWI Heating and Air
NWI Heating and Air is a HVAC provider serving Gary, IN. Rated 5.0★ with 425 Google reviews. See services, review signals, and request a quote.
HVACGary, IN
On this page
Company overview
- TradeHVAC
- Service areaGary, IN
- Google rating5.0★ (425 reviews)
- Phone(219) 777-1209
- Address2686 Willowcreek Rd Suite B, Portage, IN 46368, USA
Photos
Photos from NWI Heating and Air, fronglay, Sadie Sadie
What customers say
“Update: So I called the water heater company, they are replacing my water heater. They are also doing it free of charge. They said I can use any company I want to use and they will pay for services. N…”
“Spoke with John L. On 1/19. Set up the appointment. 8am next morning 1/20. Justin arrived, accessed issues. Part was delivered. He was courteous, compassionate and professional. He wore booties over…”
“NWI is our #1 and only heating and air company. They have always treated us like family with prompt, excellent service. From fixing our old units in our 'one more season' era to replacing both AC and …”
“John and his crew were amazing from start to finish. From the time I had John at my home for a quote up till the install, John was fantastic all the way through. If you’re someone who likes getting mu…”
“Absolutely excellent experience!! Anthony was the best! We just moved into a new house and the heat didnt work. Other companies wanted to sell us whole new units. Anthony came in and explained everyth…”
Key highlights
Strengths
- Highly rated (5.0★ average)
- Large review volume (425 reviews)
Things to ask
- Confirm availability for your area and timeline
- Ask about warranty terms on parts and labor
- Request a written estimate before work begins
- Ask about payment plans or financing
Explore nearby research
Frequently Asked Questions
What services does NWI Heating and Air offer?
NWI Heating and Air provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Gary, IN.
What is NWI Heating and Air's rating?
NWI Heating and Air has a 5.0 out of 5 star rating based on 425 Google reviews.
Is this company licensed in Indiana?
All listed providers have a verified Indiana contractor license at time of publication. You can verify on the Indiana Professional Licensing Agency / local municipal licensing (no statewide HVAC license) lookup at https://mylicense.in.gov/everification/Search.aspx.
Does NWI Heating and Air offer emergency service?
Contact them directly to ask about emergency availability and after-hours service.
How do I request a quote?
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-23. Reviews refreshed 2026-04-23.
Licensing data: Indiana Professional Licensing Agency / local municipal licensing (no statewide HVAC license) · Company data: verified business records + Google Business profile
See our editorial standardsReport inaccurate info about NWI Heating and Air
Request a quote from NWI Heating and Air
Enter your ZIP and we will line up a free estimate alongside other top local pros.
Own or manage this business? Claim this listing to earn a verified-owner badge.