Updated: Jul 06, 2026
Location and Projects
Address
1268 South Callahan Rd., Wentzville, MO, 63385
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Chowning Heating & Cooling
Chowning Heating & Cooling, 1268 S Callahan Rd, Wentzville, MO (Owned by: Darren Chowning) holds a Hvac Service Ins license and 9 other licenses according to the St Louis County license board.
Their BuildZoom score of 98 ranks in the top 16% of 23,328 Missouri licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Chowning Heating & Cooling, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Chowning Heating & Cooling Contact Information
Phone Number: (636) 332-0066
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Address: 1268 South Callahan Rd., Wentzville, MO 63385
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Chowning Heating & Cooling Wentzville
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Chowning Heating & Cooling has a BuildZoom score of 98, which places them above 84% of 23,328 contractors in Missouri.
Activity
|
1 project
|
2026 |
|
17 projects
|
2025 |
|
11 projects
|
2024 |
|
10 projects
|
2023 |
Our building permit records indicate that Chowning Heating & Cooling has worked on at least
39.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
7 projects
|
Home Additions |
|
36 projects
|
HVAC projects |
|
23 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Chowning Heating & Cooling mostly works on
hvac project
and mechanical project
projects.
Pricing
|
10 projects
|
< $5k |
|
13 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
6 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $9,200. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Chowning Heating & Cooling
This is a sample of this contractor's permits. Click here to access their complete permit history.
(qpr) carrier nc 2.5 ton 14 seer air conditioning r454 carrier nc 2.5 ton air handler w 10kw heat kit install air handler in closet duct out through hall and terminate in face wall to each room return through door or grille in wall in hall
Valuation:
$9,200
Permit #:
ME25-000260
Status:
complete
Fee:
N/A
Permit Type:
Single family alt...
Building Type:
N/A
17- goodman equipment 2 ton condensing units r32 2 ton apartment style wall hung air handlers w 8kw heat kits with ecm motors and txv 3 additional goodman systems for units d h p
Valuation:
$91,152
Permit #:
25MEC-08320
Status:
issued
Fee:
$485
Permit Type:
Replacement
Building Type:
N/A
***cancelled per email from applicant - see comments***(accelerated plan review) kitchen and bathroom remodel deck replacement reference/additional items on occupancy report permit # 25nps-01250
Valuation:
$50,000
Permit #:
25BLD-02304
Status:
canceled
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Main floor furnace carrier 80, 000 btu gas furnace 96% efficiency with high efficiency ecm blower motor (59sc6a080m17-16) second floor furnace carrier 80, 000 btu gas furnace 96% efficiency with high efficiency ecm blower motor (59sc6a080m17-16)
Valuation:
$7,400
Permit #:
24MEC-00375
Status:
complete
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
Building residential existing building (integrated/non-integrated)
2025-09-04
Structural termite repair per engineer's report. new drywall at the damaged area. remodel kitchen and two bathrooms. remove non-load bearing wall
Valuation:
$75,000
Permit #:
25BLD-06529
Status:
issued
Fee:
$424
Permit Type:
Alteration
Building Type:
N/A
(accelerated plan review) kitchen remodel bathroom remodel reference items from occupancy permit #25nps-01250
Valuation:
$50,000
Permit #:
25BLD-02390
Status:
complete
Fee:
$816
Permit Type:
Alteration
Building Type:
N/A
Carrier comfort 12, 000 btu mini split heat pump indoor unit is wall mount electrician to provide wiring for outdoor unit only. we will provide wiring from indoor unit to outdoor unit
Valuation:
$4,480
Permit #:
24MEC-00357
Status:
issued
Fee:
$156
Permit Type:
Addition
Building Type:
N/A
Goodman 2 ton r32 condensing units on roof goodman apartment style wall hung air handlers w 8kw heat kit txv and ecm blowers
Valuation:
$13,763
Permit #:
25MEC-08321
Status:
issued
Fee:
$237
Permit Type:
Replacement
Building Type:
N/A
Kitchen remodel with window replacement. dinette remodel with window replacement and new patio door
Valuation:
$81,000
Permit #:
24BLD-05380
Status:
issued
Fee:
$450
Permit Type:
Alteration
Building Type:
N/A
Dormer addition to existing open framed garage attic
Valuation:
$95,000
Permit #:
25BLD-02240
Status:
complete
Fee:
$515
Permit Type:
Alteration
Building Type:
N/A
Kitchen exhaust 8 inch vent from exterior of house to 300 cfm exhaust strapped pipe every 4 feet in attic approximant 10 foot run
Valuation:
$400
Permit #:
24MEC-06080
Status:
canceled
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Flue pipe replacement for water heater and furnace. furnace and air conditioning inspected. need permit for occupancy
Valuation:
$437
Permit #:
23MEC-02851
Status:
complete
Fee:
$79
Permit Type:
Other
Building Type:
N/A
Kitchen vent hood extending heat vent 2 feet
Valuation:
$500
Permit #:
25MEC-00575
Status:
issued
Fee:
$156
Permit Type:
Other
Building Type:
N/A
Carrier ca13 2 ton air conditioning and evaporator coil carrier 70, 000 btu 80% afue gas furnace w ecm blower new refrigerant lines (20') air conditioning pad and whip minor sheetmetal work to adapt
Valuation:
$4,335
Permit #:
21MEC-11848
Status:
complete
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Family room addition with concrete porch pad
Valuation:
$135,000
Permit #:
24BLD-07349
Status:
complete
Fee:
$671
Permit Type:
Addition
Building Type:
N/A
Finish basement
Valuation:
$35,000
Permit #:
25BLD-00502
Status:
complete
Fee:
$251
Permit Type:
Interior finish
Building Type:
N/A
Carrier 2.5 ton 14 seer air conditioning (ga4san430) and 17 wide air handler (fj4dnxb30) w/15kw heat kit
Valuation:
$5,748
Permit #:
24MEC-07974
Status:
complete
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Ductwork and exhaust fans
Valuation:
$2,000
Permit #:
25MEC-00858
Status:
issued
Fee:
$156
Permit Type:
Interior finish
Building Type:
N/A
Carrier 2.5 ton air handler 14 seer air conditioning and ductwork run into each room from hall
Valuation:
$8,200
Permit #:
ME24-000213
Status:
issued
Fee:
N/A
Permit Type:
Multi family alte...
Building Type:
N/A
Carrier 90, 000 btu gas furnace 80% efficiency with high efficiency ecm blower motor (58sb0b090m17-14)
Valuation:
$3,000
Permit #:
24MEC-03602
Status:
complete
Fee:
$126
Permit Type:
Replacement
Building Type:
N/A
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Chowning Heating & Cooling Reviews
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Verified License
BuildZoom confirmed this contractor's license
Chowning Heating & Cooling License info
Verified License
| License # | HVR-5186 |
| Status | Active |
| County | St Louis County |
| Type | Hvac Service Ins |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Chowning Heating & Cooling at the Saint Louis County Department of Public Works.
This is a sample of licensing data; click here to access a complete history.
Verified License
| Status | Active |
| County | St. Charles County |
| Type | Mechanical |
- BuildZoom verified this license was active as of July 2026.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MEC0355745 |
| Status | Active |
| City | University City |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of March, 2025. Check the current license status of Chowning Heating & Cooling with the City of University City
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| County | St Louis County |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of Chowning Heating & Cooling with the Saint Louis County Department of Public Works
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MEC8307396 |
| Status | Active |
| City | Dyersburg |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2017. Check the current license status of Chowning Heating & Cooling with the City of Dyersburg
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MEC8805642 |
| Status | Inactive |
| City | University City |
| Type | Mechanical Contractor |
- According to the City of University City, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Chowning Heating & Cooling at the City of University City.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MEC8307396 |
| Status | Inactive |
| City | University City |
| Type | Mechanical Contractor |
- According to the City of University City, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Chowning Heating & Cooling at the City of University City.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MEC8805642 |
| Status | Inactive |
| City | University City |
| Type | Mechanical Contractor |
- According to the City of University City, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Chowning Heating & Cooling at the City of University City.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | St. Charles County |
| Type | Mechanical |
- According to the St. Charles County Department of Development & Business Services, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| County | St. Charles County |
| Type | Hvacr Contractor (Class B) |
- According to the St. Charles County Department of Development & Business Services, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
215
Permits
- Building permit records show that Chowning Heating & Cooling has worked on 215 permitted projects.
Chowning Heating & Cooling Employees
DC
Darren Chowning
Owner