Updated: Jul 10, 2026
Location and Projects
Headquarters Address
300 W. Monroe, Belleville, IL, 62220
Local address
300 W Monroe St, Belleville, IL, 62220
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Thermodyne HVAC/Mechanical Contractor
Thermodyne, 300 W Monroe St, Belleville, MO (Owned by: Steven W Moore) holds a Mechanical license and 7 other licenses according to the St. Charles County license board.
Their BuildZoom score of 102 ranks in the top 11% of 23,328 Missouri licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Thermodyne, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Thermodyne Contact Information
Phone Number: (618) 979-6785
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Headquarters Address: 300 W. Monroe, Belleville, IL, 62220
Local Address: 300 W Monroe St, Belleville, MO 62220
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Thermodyne Belleville
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Thermodyne has a BuildZoom score of 102, which places them above 89% of 23,328 contractors in Missouri.
Activity
|
5 projects
|
2025 |
|
4 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Thermodyne has worked on at least
10.0 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
|
9 projects
|
Mechanical projects |
|
7 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Thermodyne mostly works on
mechanical project
and hvac project
projects.
Pricing
|
1 project
|
< $5k |
|
5 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
The typical size of their permits is approximately $18,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace like for like 6 ton air conditioning permit # 23mec-05400 was obtained by jt dunn climate control not thermodyne
Valuation:
$15,000
Permit #:
25MEC-03844
Status:
issued
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
***18mec-06115 and 21mec-10818 are still open for the same scope of work. 21mec-10818 and 18mec-06115 will need to be completed or cancelled before a new permit can be issued***capt d's - replace like for like 10 ton air conditioning
Valuation:
$12,000
Permit #:
23MEC-06547
Status:
canceled
Fee:
N/A
Permit Type:
Replacement
Building Type:
N/A
Circle k 1625 - replace (2) like for like 6.5 ton air conditioning units
Valuation:
$20,000
Permit #:
25MEC-02676
Status:
issued
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
Circle k - replace 2 like for like 3 ton air conditioning units
Valuation:
$18,000
Permit #:
25MEC-01694
Status:
issued
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
Circle k 1616 - replace 2 like for like 7.5 ton rtu's
Valuation:
$30,000
Permit #:
25MEC-01363
Status:
issued
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
Circle k - replace 2- like for like 7.5 ton rtu's
Valuation:
$35,000
Permit #:
25MEC-01331
Status:
filed
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
Circle k 1610 - replace like for like 7.5 ton air conditioning units
Valuation:
$20,000
Permit #:
24MEC-11376
Status:
issued
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
Replace 3 like for like air conditioning units 3 ton- 4 ton & 5 ton
Valuation:
$35,000
Permit #:
24MEC-07931
Status:
issued
Fee:
$237
Permit Type:
Replacement
Building Type:
N/A
Like for like evaporator and condenser replacement
Valuation:
$35,000
Permit #:
24MEC-09711
Status:
complete
Fee:
$126
Permit Type:
Replacement
Building Type:
N/A
Replace like for like cooler refridgeration equipment only
Valuation:
$20,000
Permit #:
22MEC-00440
Status:
complete
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
Replace (2) 10 ton air conditioning units - circle k #1647
Valuation:
$25,000
Permit #:
21MEC-08521
Status:
complete
Fee:
$158
Permit Type:
Replacement
Building Type:
N/A
Capt. d's replace like for like 7.5 ton air conditioning unit
Valuation:
$10,000
Permit #:
23MEC-07398
Status:
issued
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replace 2hp refrigeration equipment - circle k #1623
Valuation:
$12,000
Permit #:
21MEC-05169
Status:
complete
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replace 10 ton air conditioning - captain d's
Valuation:
$10,000
Permit #:
21MEC-10818
Status:
complete
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replace like for like 7 1/2 ton air conditioning unit (circle k 16)
Valuation:
$9,000
Permit #:
20MEC-10033
Status:
issued
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replace ice machine - circle k #1613
Valuation:
$4,500
Permit #:
21MEC-02359
Status:
complete
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replace 10 ton air conditioning unit (captain d's)
Valuation:
$6,000
Permit #:
20MEC-00616
Status:
issued
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replace ice machine - circle k ( address aka 4123 telegraph rd)
Valuation:
$5,000
Permit #:
19MEC-02406
Status:
issued
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replacement 1 1/2 ton air conditioning mini split (circle k 1651)
Valuation:
$5,000
Permit #:
19MEC-08371
Status:
issued
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
Replace air conditioning (circle k)
Valuation:
$8,000
Permit #:
20MEC-02333
Status:
complete
Fee:
$79
Permit Type:
Replacement
Building Type:
N/A
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Thermodyne Reviews
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Verified License
BuildZoom confirmed this contractor's license
Thermodyne License info
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 # | MEC4557466 |
| Status | Active |
| City | University City |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of May, 2021. Check the current license status of Thermodyne with the City of University City
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MEC4557466 |
| Status | Active |
| City | University City |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of May, 2021. Check the current license status of Thermodyne with the City of University City
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | X3123 |
| Status | Inactive |
| County | St Louis County |
| Type | Hvac Service Ins |
- According to the Saint Louis County Department of Public Works, 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 Thermodyne at the Saint Louis County Department of Public Works.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MEC9299390 |
| 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 Thermodyne at the City of University City.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MEC9299390 |
| 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 Thermodyne 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 Louis County |
| Type | Mechanical Contractor |
- According to the Saint Louis County Department of Public Works, 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.
102
BuildZoom Score
Insured
| Insurer | 10/01/19 |
58
Permits
- Building permit records show that Thermodyne has worked on 58 permitted projects.
Thermodyne Employees
JJ
Josh Johnson
RJ
Roger Johnson
SM
Steven W Moore
Owner