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JLM Heating and Air ConditioningHVAC contractor in St. Louis, MO

JLM Heating and Air Conditioning is an HVAC contractor at 3976 Royal Estates Dr, St. Louis, MO 63129, ranked #36 of 438 HVAC contractors in St. Louis and rated 5.0 from 151 Google reviews. Open 7 days a week.

St. Louis, MOUpdated 0 paid placements in any rankingHow we rank

Call (314) 221-3149Website ↗

Key facts

Key facts about JLM Heating and Air Conditioning
Address3976 Royal Estates Dr, St. Louis, MO 63129Get directions
Phone(314) 221-3149
Websitejlmhvac.com
HoursMonday to Friday: 7 AM – 4:30 PM; Saturday: 7 AM – 12 PM; Sunday: 7 AM – 11 AM
Google rating5.0 from 151 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves St. Louis and 12 towns within 25 miles: Mehlville, Oakville, Concord, Arnold, Sappington, Affton, Sunset Hills, Lemay, Crestwood, Murphy, Shrewsbury and Kirkwood.

Based in St. Louis, MOView on map

Opening hours

Opening hours for JLM Heating and Air Conditioning
DayHours
Monday7 AM – 4:30 PM
Tuesday7 AM – 4:30 PM
Wednesday7 AM – 4:30 PM
Thursday7 AM – 4:30 PM
Friday7 AM – 4:30 PM
Saturday7 AM – 12 PM
Sunday7 AM – 11 AM
  • 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

JLM Heating and Air Conditioning compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
JLM Heating and Air Conditioning (this business)—615.0 (151)—YesYes
T-Will Fix It#35614.9 (195)—YesYes11.7 mi
B & B Heating & Cooling#37615.0 (1,348)—YesYes21.9 mi

See all 438 ranked HVAC contractors in St. Louis

Reviews

ContractorsRanked reviews

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Google

5.0from 151 Google reviews

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Questions about JLM Heating and Air Conditioning

How is JLM Heating and Air Conditioning ranked in St. Louis?

JLM Heating and Air Conditioning is ranked #36 of 438 HVAC contractors in St. Louis by CR Score, with 61 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 JLM Heating and Air Conditioning’s hours?

JLM Heating and Air Conditioning is open 7 days a week. Its listed hours are Monday to Friday, 7 AM – 4:30 PM; Saturday, 7 AM – 12 PM; Sunday, 7 AM – 11 AM. On Saturdays it is open 7 AM to 12 PM, and on Sundays 7 AM to 11 AM. Hours come from the business listing; holiday hours may differ.

What areas does JLM Heating and Air Conditioning serve?

Serves St. Louis and 12 towns within 25 miles: Mehlville, Oakville, Concord, Arnold, Sappington, Affton, Sunset Hills, Lemay, Crestwood, Murphy, Shrewsbury and Kirkwood. 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 JLM Heating and Air Conditioning?

JLM Heating and Air Conditioning has a rating of 5.0 from 151 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 JLM Heating and Air Conditioning?

Call JLM Heating and Air Conditioning on (314) 221-3149. The business is at 3976 Royal Estates Dr, St. Louis, MO 63129. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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