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M-Four ServiceHVAC contractor in Bourbonnais, IL

M-Four Service is an HVAC contractor in Bourbonnais, IL, ranked #4 of 97 HVAC contractors in Bourbonnais and rated 5.0 from 74 Google reviews. Open 24 hours a day, 7 days a week.

Bourbonnais, ILUpdated 0 paid placements in any rankingHow we rank

Call (815) 791-1143

Key facts

Key facts about M-Four Service
Phone(815) 791-1143
HoursOpen 24 hours, 7 days a week
Google rating5.0 from 74 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category
  • Electricaladditional Google category

Service area

Serves Bourbonnais and 11 towns within 25 miles: Bradley, Kankakee, Manteno, Wilmington, Braidwood, Manhattan, Monee, Coal City, University Park, Frankfort and Crete.

Based in Bourbonnais, ILView on map

Opening hours

Opening hours for M-Four Service
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby HVAC contractors

M-Four Service compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
M-Four Service (this business)—635.0 (74)—YesYes
Kulacz & Sons Heating & Cooling, Inc.#2644.9 (304)—YesYes1.8 mi
Goodberlet Home Services#3634.7 (306)—YesYes1.7 mi
A Solution HVAC & Construction#5625.0 (59)—YesYes1.3 mi

See all 97 ranked HVAC contractors in Bourbonnais

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 74 Google reviews

Hired M-Four Service? Write a review

Questions about M-Four Service

How is M-Four Service ranked in Bourbonnais?

M-Four Service is ranked #4 of 97 HVAC contractors in Bourbonnais by CR Score, with 63 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are M-Four Service’s hours?

M-Four Service is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does M-Four Service serve?

Serves Bourbonnais and 11 towns within 25 miles: Bradley, Kankakee, Manteno, Wilmington, Braidwood, Manhattan, Monee, Coal City, University Park, Frankfort and Crete. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about M-Four Service?

M-Four Service has a rating of 5.0 from 74 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

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Claiming is free. Correct your hours, trades and service area. The CR Score is recalculated from corrected data; payment never changes it.

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