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GMI Mechanical. Heating and coolingHVAC contractor in Oak Lawn, IL

GMI Mechanical. Heating and cooling is an HVAC contractor at 5516 W 110th St #7, Oak Lawn, IL 60453, ranked #34 of 1,399 HVAC contractors in Oak Lawn and rated 5.0 from 101 Google reviews. Open 7 days a week.

Oak Lawn, ILUpdated 0 paid placements in any rankingHow we rank

Call (877) 421-3220Website ↗

Key facts

Key facts about GMI Mechanical. Heating and cooling
Address5516 W 110th St #7, Oak Lawn, IL 60453Get directions
Phone(877) 421-3220
Websitegogmimechanical.com
HoursMonday to Sunday: 8 AM – 5 PM
Google rating5.0 from 101 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Oak Lawn and 11 towns within 25 miles: Chicago Ridge, Alsip, Worth, Mount Greenwood, Palos Heights, Burbank, Palos Hills, Evergreen Park, Crestwood, Hickory Hills and Robbins.

Based in Oak Lawn, ILView on map

Opening hours

Opening hours for GMI Mechanical. Heating and cooling
DayHours
Monday8 AM – 5 PM
Tuesday8 AM – 5 PM
Wednesday8 AM – 5 PM
Thursday8 AM – 5 PM
Friday8 AM – 5 PM
Saturday8 AM – 5 PM
Sunday8 AM – 5 PM
  • Open evenings — no
  • Open Saturdays
  • Open Sundays

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

GMI Mechanical. Heating and cooling compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
GMI Mechanical. Heating and cooling (this business)—605.0 (101)—YesYes
ABC Plumbing, Sewer, Heating, Cooling & Electric#32604.8 (1,107)—YesYes15.3 mi
Comfortmate Bremen Service#33604.9 (428)—YesYes10.9 mi
Service Express Heating and Air Conditioning#35604.9 (897)—YesYes17.7 mi

See all 1399 ranked HVAC contractors in Oak Lawn

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 101 Google reviews

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Questions about GMI Mechanical. Heating and cooling

How is GMI Mechanical. Heating and cooling ranked in Oak Lawn?

GMI Mechanical. Heating and cooling is ranked #34 of 1,399 HVAC contractors in Oak Lawn by CR Score, with 60 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 GMI Mechanical. Heating and cooling’s hours?

GMI Mechanical. Heating and cooling is open 7 days a week. Its listed hours are Monday to Sunday, 8 AM – 5 PM. On Saturdays it is open 8 AM to 5 PM, and on Sundays 8 AM to 5 PM. Hours come from the business listing; holiday hours may differ.

What areas does GMI Mechanical. Heating and cooling serve?

Serves Oak Lawn and 11 towns within 25 miles: Chicago Ridge, Alsip, Worth, Mount Greenwood, Palos Heights, Burbank, Palos Hills, Evergreen Park, Crestwood, Hickory Hills and Robbins. 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 GMI Mechanical. Heating and cooling?

GMI Mechanical. Heating and cooling has a rating of 5.0 from 101 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.

How do I contact GMI Mechanical. Heating and cooling?

Call GMI Mechanical. Heating and cooling on (877) 421-3220. The business is at 5516 W 110th St #7, Oak Lawn, IL 60453. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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