84/100CR Score
Ranked #1 because of its Google rating and availability: 4.0★ from 50 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.0★ from 50 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Emergency HVAC Contractors in Flat River, MO (2026)
23 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank
5 of the 23 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.
If you smell gas, leave the building now and call your gas utility or 911 from outside.
The short answer
- 1
#1 for emergency heating and cooling in Flat River: Twomey Heating & Cooling, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
Top emergency HVAC contractors in Flat River at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Twomey Heating & Cooling | 84 | 4.0★ (50) | Park Hills, 8 mi away | 24/7 |
| 2 | Sheet Metal Contractors, Inc. | 82 | 5.0★ (7) | De Soto, 19 mi away | 24/7 |
| 3 | Briley Heating And Cooling | 82 | 3.1★ (8) | Park Hills, 8 mi away | 24/7 |
| 4 | Davis Service Company LC | 80 | 5.0★ (7) | Festus, 22 mi away | 24/7 |
| 5 | BestChoice Hvac and Plumbing | 78 | 3.5★ (52) | Festus, 23 mi away | 24/7 |
| 6 | Sumpter Heating & Cooling | 74 | 3.7★ (3) | Bonne Terre, 6 mi away | — |
| 7 | Nicholson Heating & Cooling | 74 | 5.0★ (5) | Park Hills, 5 mi away | — |
| 8 | Nicholson Heating & Air | 64 | 4.8★ (204) | Farmington, 7 mi away | Sat · Evenings |
| 9 | B. F. Mahn & Sons, Inc. | 64 | 4.9★ (867) | De Soto, 20 mi away | — |
| 10 | Proservice | 64 | 4.7★ (246) | Farmington, 7 mi away | Sat · Sun · Evenings |
Call an emergency HVAC contractor in Flat River now
24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.
- #1Call (573) 431-1016
Open 24/7 · 4.0 from 50 Google reviews
- #2Call (636) 337-2150
#2Sheet Metal Contractors, Inc.
Open 24/7 · 5.0 from 7 Google reviews
- #4Call (314) 620-3630
Open 24/7 · 5.0 from 7 Google reviews
- #5Call (314) 500-2423
#5BestChoice Hvac and Plumbing
Open 24/7 · 3.5 from 52 Google reviews
The 23 emergency HVAC contractors in Flat River, ranked
24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights.
Based in De Soto, 19 mi away
82/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 7 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1661 Veterans Dr, De Soto, MO 63020
Based in Park Hills, 8 mi away
82/100CR ScoreRanked #3 because of its Google rating and availability: 3.1★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 3.1★ from 8 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1179 State Hwy 32, Park Hills, MO 63601
Based in Festus, 22 mi away
80/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 7 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Festus, 23 mi away
78/100CR ScoreRanked #5 because of its Google rating and availability: 3.5★ from 52 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 3.5★ from 52 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2880 Meyer Rd, Festus, MO 63028
Based in Bonne Terre, 6 mi away
74/100CR ScoreRanked #6 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Heating contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 3.7★ from 3 Google reviews
- Address
- 1643 Airport Rd, Bonne Terre, MO 63628
Based in Park Hills, 5 mi away
74/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “HVAC contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 5.0★ from 5 Google reviews
- Address
- 3542 Nicholson Ln, Park Hills, MO 63601
Based in Farmington, 7 mi away
64/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 204 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 204 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat 9 AM–5 PM · Sun closed
- Address
- 301 S Jefferson St, Farmington, MO 63640
Based in De Soto, 20 mi away
64/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 867 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 867 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 112 W Clement St, De Soto, MO 63020
#10 Proservice
Based in Farmington, 7 mi away
64/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.7★ from 246 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 246 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 200 S Henry St, Farmington, MO 63640
Based in Farmington, 3 mi away
64/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.7★ from 136 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 136 Google reviews
- Hours
- Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
- Address
- 141 Busenbark Dr, Farmington, MO 63640
Based in Farmington, 7 mi away
63/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 54 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 11 AM–2 PM · Sun closed
- Address
- 415 W Karsch Blvd, Farmington, MO 63640
Based in Farmington, 6 mi away
62/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 57 Google reviews
- Hours
- Mon–Sun 7:30 AM–8:30 PM
- Address
- 4805 Bayless Dr, Farmington, MO 63640
Based in De Soto, 22 mi away
61/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 284 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 284 Google reviews
- Hours
- Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
- Address
- 12561 MO-21, De Soto, MO 63020
Based in Park Hills, 1 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.0★ from 21 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.0★ from 21 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 22 Crane St Suite A, Park Hills, MO 63601
Based in Farmington, 8 mi away
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 27 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.6★ from 27 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 1585 Farmington Ct, Farmington, MO 63640
Based in De Soto, 17 mi away
60/100CR ScoreRanked #17 because of its Google rating and review volume: 5.0★ from 1,233 Google reviews, 1,233 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 1,233 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
- Address
- 14012 Charter Church Rd, De Soto, MO 63020
Based in Park Hills, 2 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.0★ from 11 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.0★ from 11 Google reviews
- Hours
- Mon–Fri 7 AM–9 PM · Sat 7 AM–10 PM · Sun 7 AM–9 PM
- Address
- 3210 Conway Rd, Park Hills, MO 63601
Based in Farmington, 2 mi away
58/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 4 Google reviews
- Hours
- Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
- Address
- 14 Donnelly St, Leadington, MO 63601
Based in Park Hills, 1 mi away
56/100CR ScoreRanked #20 because of its Google rating and review volume: 4.7★ from 37 Google reviews, 37 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 37 Google reviews
- Hours
- Mon–Tue 9 AM–4 PM · Wed closed · Thu–Fri 9 AM–4 PM · Sat 9 AM–1 PM · Sun closed
- Address
- 1400 N St Joe Dr, Park Hills, MO 63601
Based in Park Hills, 1 mi away
54/100CR ScoreRanked #21 because of its Google rating and trade focus: 3.7★ from 22 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 3.7★ from 22 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 10 Federal Park Ave, Park Hills, MO 63601
Based in De Soto, 20 mi away
52/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.5★ from 16 Google reviews, listed on Google as “Kitchen remodeler”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 16 Google reviews
- Hours
- Mon–Fri 9 AM–4 PM · Sat–Sun closed
- Address
- 404 N Main St, De Soto, MO 63020
Based in Eureka, 21 mi away
45/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Construction company”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 3 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 9 AM–5 PM · Sun closed
How we ranked emergency HVAC contractors in Flat River
Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from |
|---|---|---|
| Reputation | 25% | Bayesian-adjusted Google star rating |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 |
| Review volume | 10% | log10(reviews + 1) against the list maximum |
| Recency | 10% | Share of reviews from the last 12 months |
| Availability | 20% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) |
Emergency HVAC contractors in Flat River: questions
Which HVAC contractors in Flat River are open 24/7?
5 on this list post 24/7 hours: Twomey Heating & Cooling, Sheet Metal Contractors, Inc., Briley Heating And Cooling, Davis Service Company LC and BestChoice Hvac and Plumbing.
Who is ranked #1 for emergency heating and cooling in Flat River, MO?
Twomey Heating & Cooling is #1, with a CR Score of 84 out of 100 on emergency weights.
How are emergency HVAC contractors in Flat River ranked?
Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.
What should I do before the HVAC contractor arrives?
If you smell gas, leave the building now and call your gas utility or 911 from outside.
How many emergency HVAC contractors here list a phone number?
22 of the 23 businesses ranked in full list a phone number. Tap Call to dial it.
Update log for Flat River
- October 2026: CR Scores recalculated for 23 hvac contractors serving Flat River.