Greg Hahn Heating & Air Conditioning — Decatur, IL Furnace…

Name: Greg Hahn Heating & Air Conditioning
Address: 4246 W Main St, Decatur, IL, 62522, US
Telephone: +1-217-428-4545
Price range: $$
Rating: 4.9

Overview

Furnace replacement and full HVAC installs are listed among core services on their site. Emergency service available, with same-day replacement noted. Financing options are advertised for higher-cost changeouts. Greg Hahn appears in Decatur's local readers' awards for 2025. Local reviewers praise prompt, courteous technicians after service visits.

Greg Hahn Heating & Air Conditioning handles furnace replacement and full HVAC installs around Decatur, IL. Emergency service available, with same-day replacement listed on their site. Financing options are advertised for higher-cost changeouts. Herald & Review Readers' Choice '25 recognition appears on the company website.

Score breakdown

Editorial Review 52 48%

Google Rating 97 18%

Local Search Rank 46 10%

Review Sentiment 90 16%

Review Volume 32 10%

Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →

What customers say

Google

4.9 ★

10 reviews

Where they stand on this page: Highest rating on this page (4.9★ vs page median 4.5★)

Reviewers praise: punctualitycourteous techniciansfast emergency response

Google · 10 reviews

Pros & cons

Pros Services offered (self-reported)

Emergency response: 24/7Financing available

Cons

Smaller review history (14 Google reviews)

When to choose them

You need same-day or after-hours service
You need to finance the work

Services

Furnace ReplacementEmergency HVAC Service

Service area

Decatur, ILhome

Replacement Decatur, ILhome

Office: 4246 W Main St, Decatur, IL 62522, USA

Neighborhood: 4246 W Main St, Decatur, IL 62522, USA

Contact & hours

📞

+1-217-428-4545

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greghahnhvac.com

✉️

[email protected]

📍

4246 W Main St, Decatur, IL 62522, USA

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Call for hours (verify availability)

Frequently asked questions

What are the pros of Greg Hahn Heating & Air Conditioning?

Based on public records and customer reviews: Emergency response: 24/7; Financing available.

What are the cons of Greg Hahn Heating & Air Conditioning?

Concerns flagged from public records and reviews: Smaller review history (14 Google reviews).

When should I choose Greg Hahn Heating & Air Conditioning?

Choose them if: You need same-day or after-hours service; You need to finance the work.

What is the Vouched Score for Greg Hahn Heating & Air Conditioning?

63/100. Top contributing signals: Google Rating 97/100+ Review Sentiment 90/100, Llm Score 52/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.

How can I contact Greg Hahn Heating & Air Conditioning?

Call Greg Hahn Heating & Air Conditioning at +1-217-428-4545. Address: 4246 W Main St, Decatur, IL 62522, USA.

What does furnace replacement service typically cost when working with a Decatur, IL provider like Greg Hahn Heating & Air Conditioning?

Full gas furnace replacement typically runs $3,000–$6,500, and high-efficiency condensing furnace runs $4,500–$9,550 in Decatur, Illinois. These are area-wide market estimates, not Greg Hahn Heating & Air Conditioning's quotes. For an exact price, request a written estimate from Greg Hahn Heating & Air Conditioning.

Does Greg Hahn Heating & Air Conditioning do Furnace Replacement in Decatur, IL?

Yes. Greg Hahn Heating & Air Conditioning lists Furnace Replacement among its services and serves Decatur, IL and Replacement Decatur, IL. Call +1-217-428-4545 for a quote.

Does Greg Hahn Heating & Air Conditioning do Emergency HVAC Service in Decatur, IL?

Yes. Greg Hahn Heating & Air Conditioning lists Emergency HVAC Service among its services and serves Decatur, IL and Replacement Decatur, IL. Call +1-217-428-4545 for a quote.

Compare with nearby providers

Provider	Vouched	Google	Years
Greg Hahn Heating & Air Conditioning (this company)	63/100	4.9★ (10+)	—
Air King Inc. ⭐ Best for New System Installation · ⭐ Best for Mini-Splits / Ductless	84/100	4.8★ (380+)	31+
Design-Air Heating & A/C, LLC ⭐ Best for Commercial Furnace Replacement · ⭐ Best Manufacturer-Authorized Installer	64/100	4.4★ (50+)	49+

Listed in

Best Furnace Replacement in Decatur, IL

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