5 Emergency HVAC Contractors in St Peters, MO

4.9 avg rating
9,510 total reviews5 offer 24/7 service

Top-Rated Emergency HVAC Contractors in St Peters

#1

Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing

4.9(6,927 reviews)
24/7 Highly Rated

Six thousand seven hundred thirty-nine reviews yield a 4.9 average rating, with every sampled review awarding five stars. Technicians named individually appear…

4631 N St Peters Pkwy, St Peters, MO 63304
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#2

Air Comfort Service Inc.

5.0(1,181 reviews)
24/7 Highly Rated

Every one of the 1,181 reviews awards five stars, with zero sub-three-star ratings recorded. Emergency response appears repeatedly, including same-day arrival…

1286 Jungermann Rd suite e, St Peters, MO 63376
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#3

No Problem Heating and Cooling

4.8(1,164 reviews)
24/7 Highly Rated

4.8star average from 1164 reviews signals broad client satisfaction, though one recent review alleges misleading warranty and financing conduct that…

1565 Kisker Rd, St Peters, MO 63304
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All Emergency HVAC Contractors (5 total)

Ozark Mechanical

5.0(170)
24/7 Highly Rated

All eight sampled reviewers award 5 stars, with three specifically mentioning same-day or emergency response…

2108 Parkway Dr, St Peters, MO 63376
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Stevenson

4.9(68)
24/7

All four featured reviewers awarded perfect 5-star ratings, with each praising specific team members by name.…

103 Main St, St Peters, MO 63376
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Emergency HVAC Costs in St Peters

After-hours, weekend, and holiday HVAC service pricing in St Peters. Rates are typically 1.5-2x standard.

ServiceLowAverageHigh
After-hours service call (weekday night)
Base fee before labor
$165$220$330
Weekend service call
$193$248$358
Holiday / major holiday call
$248$330$495
Emergency labor (hourly)
1.5-2x standard hourly rate
$176$226$275
Emergency repair total (typical)
Repair + after-hours surcharge
$330$770$1,320
Emergency repair (major)
Compressor, heat exchanger failures
$1,320$2,420$3,850

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

Emergency HVAC in St Peters, MO: What to Expect

St. Peters, Missouri experiences the full force of continental climate swings that define the St. Louis metro area. Summer brings ninety-degree heat indexes with prolonged stretches above ninety degrees, while winter lows dip into the twenties, leaving heating systems under constant strain. These extremes create consistent demand for prompt emergency repairs, and residents benefit from a concentrated market: five contractors serve the area, collectively earning an impressive 4.9 average rating from thousands of reviews.

Cost considerations follow a clear structure. A weekday after-hours service call runs $165-$330, while weekend service calls typically cost $193-$358. During holidays, whendemand peaks and technicians sacrifice personal time, rates climb to $248-$495. These figures reflect the premium placed on rapid response and overtime availability. Missouri does not require statewide HVAC certification, so local licensing becomes the baseline credential shoppers should confirm before engaging anyone for emergency work.

Customer feedback reveals distinct strengths. Air Comfort Service Inc. holds an unblemished five-star average across over eleven hundred reviews, with clients repeatedly praising emergency response times including same-day arrivals during freezing conditions. Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing similarly earns a 4.9 rating from nearly sixty-seven hundred reviews, with technicians appearing by name in roughly one-third of posted feedback, suggesting a personal connection clients value. One flagged concern involves financing practices at No Problem Heating and Cooling, where a recent review alleged misleading warranty terms worth investigating before committing. Overall, St. Peters homeowners identifying reputable emergency contractors will find a responsive market when systems falter.

Frequently Asked Questions

Emergency HVAC in St Peters adds a premium of $100-$300 to the standard service call fee, with labor billed at 1.5-2x normal rates. After-hours weekday calls typically run $150-$300 before repairs, weekends $175-$325, and holidays $225-$450. Total emergency repair costs usually land between $300-$1,200.