Updated: Jul 08, 2026
Location and Projects
Address
1430 MID RIVERS INDUSTRIAL DR, Saint Peters, MO, 63376
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Hauser Mechanical Inc
Hauser Mechanical Inc, 1430 Mid Rivers Industrial Dr, St. Peters, MO (Owned by: Michael Hauser) holds a Mechanical license and 15 other licenses according to the St Louis County license board.
Their BuildZoom score of 110 ranks in the top 4% of 23,328 Missouri licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Hauser Mechanical Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Hauser Mechanical Inc Contact Information
Phone Number: (314) 458-3792
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Address: 1430 MID RIVERS INDUSTRIAL DR, St. Peters, MO 63376
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Hauser Mechanical Inc St. Peters
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Hauser Mechanical Inc has a BuildZoom score of 110, which places them above 96% of 23,328 contractors in Missouri.
Activity
|
61 projects
|
2025 |
|
53 projects
|
2024 |
|
57 projects
|
2023 |
Our building permit records indicate that Hauser Mechanical Inc has worked on at least
171.0 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
|
35 projects
|
Commercial Renovations |
|
22 projects
|
Home Additions |
|
8 projects
|
New Constructions |
|
91 projects
|
Mechanical projects |
|
27 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Hauser Mechanical Inc mostly works on
mechanical project
and commercial renovation
projects.
Pricing
|
52 projects
|
< $5k |
|
47 projects
|
$5k-$20k |
|
28 projects
|
$20k-$50k |
|
24 projects
|
$50k-$100k |
|
10 projects
|
$100k-$250k |
|
6 projects
|
$250k-$500k |
|
3 projects
|
$500k-$1mil |
The typical size of their permits is approximately $10,000. 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.
Building Permits by Hauser Mechanical Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Chick fil-a - associated building permit: 24bld-05873; new construction for new chick fil-a: tesson ferry this application does not include any work associated with the refrigeration piping walk-in coolers and freezer
Valuation:
$305,000
Permit #:
25MEC-04657
Status:
issued
Fee:
$2,015
Permit Type:
New construction
Building Type:
N/A
Building residential existing building (integrated/non-integrated)
2025-08-13
Removal of existing drywall plumbing fixtures vanities wet bar and electrical. adding new electrical consisting of can lights switches and outlets adding 100 amp subpanel to accommodate new electrical. adding a proposed 32 x 48 shower in existing half bathroom. adding a proposed 5 x 7 custom kit sauna. new drywall paint and finishes
Valuation:
$38,000
Permit #:
25BLD-01547
Status:
complete
Fee:
$265
Permit Type:
Interior finish
Building Type:
N/A
Provide and install electrical demolish main floor 3 countertop switches 1 single pole switch 1 4 way switch. necessary repairs to electric service replace all fixtures/main wiring on main level. “stating this is more work not covered under 25ele-00712”
Valuation:
$11,474
Permit #:
25ELE-01311
Status:
complete
Fee:
$103
Permit Type:
Miscellaneous work
Building Type:
N/A
Provide and install demolish of all old electrical. provide and install rework of all cables for drywall. provide and install new circuit for basement lights/bedroom. provide and install one new 15amp circuit for front wall receptacles. provide and install new 20amp circuit from old kitchen to fed garage
Valuation:
$3,680
Permit #:
25ELE-01624
Status:
issued
Fee:
$184
Permit Type:
Miscellaneous work
Building Type:
N/A
Lean nation- associated building permit: 25bld-02040 ; replace existing supply air devices and return air grilles with new. ; install refrigeration lines for owner provided walk-in freezer
Valuation:
$3,000
Permit #:
25MEC-03457
Status:
complete
Fee:
$156
Permit Type:
Interior finish
Building Type:
N/A
(the only facial) associated with des peres building permit bp 250087 reuse existing rtu's duct work and diffusers. relocate and addition diffusers as required. install dryer venting
Valuation:
$9,000
Permit #:
25MEC-01941
Status:
complete
Fee:
$257
Permit Type:
Alteration
Building Type:
N/A
Brown & brown - suite 350 - associated building permit: 24bld-08736; tenant finish for brown & brown. relocate and install new air devices for new office layout
Valuation:
$7,000
Permit #:
25MEC-00207
Status:
complete
Fee:
$223
Permit Type:
Alteration
Building Type:
N/A
(post holdings) tenant finish. new duct work and air devices from existing roof top units
Valuation:
$140,000
Permit #:
25MEC-03139
Status:
complete
Fee:
$1,052
Permit Type:
Interior finish
Building Type:
N/A
El morelia - associated permit: 24plu-07649 ; install owner furnished refrigeration equipment for coolers and freezer. install misc. duct gas piping flue and air devices -no kitchen work- hoods mua and ef installed by different mechanical contractor
Valuation:
$15,000
Permit #:
24MEC-06315
Status:
complete
Fee:
$260
Permit Type:
Alteration
Building Type:
N/A
Install 8 can lights 2 ceiling fans 2 wall sconces 1 exhaust fan 2 ethernet cables to 1 bathroom and 2 bedrooms no framing involved “no building scope”
Valuation:
$10,000
Permit #:
25ELE-06144
Status:
issued
Fee:
$149
Permit Type:
Miscellaneous work
Building Type:
N/A
Dot foods - associated building permit: 24bld-07011; tenant finish for dot foods
Valuation:
$450,000
Permit #:
24MEC-09219
Status:
issued
Fee:
$2,687
Permit Type:
Alteration
Building Type:
N/A
City of des peres public safety facility -upgrade mechanical plumbing electrical and fire protections due to renovations and additions
Valuation:
$704,000
Permit #:
23MEC-09829
Status:
issued
Fee:
$4,218
Permit Type:
Alteration
Building Type:
N/A
Provide and install electrical demolish main floor 3 countertop switches 1 20 amp circuit 1 single pole switch 1 4 way switch
Valuation:
$11,474
Permit #:
25ELE-00712
Status:
issued
Fee:
$138
Permit Type:
Miscellaneous work
Building Type:
N/A
Associated building permit: 24bld-00139 replace owner provided mri replace three change over panels and replacing chilled water piping
Valuation:
$180,000
Permit #:
24MEC-01447
Status:
complete
Fee:
$847
Permit Type:
Alteration
Building Type:
N/A
(accelerated plan review form) (pizza and pasta - napoli brothers at the district - suite 200) furnish and install one (1) new 12.5-ton single package roof top unit
Valuation:
$20,000
Permit #:
25MEC-05491
Status:
issued
Fee:
$784
Permit Type:
Addition
Building Type:
N/A
24- can lights 24- switches 50- receptacles new 30a circuit for laundry 6- smoke detectors
Valuation:
$65,000
Permit #:
25ELE-05985
Status:
complete
Fee:
$164
Permit Type:
Miscellaneous work
Building Type:
N/A
H&r block - furnish and install new registers and exhaust fan using an existing remote terminal unit and duct work system associated with building permit #25bld-04279
Valuation:
$5,100
Permit #:
25MEC-08830
Status:
issued
Fee:
$213
Permit Type:
Alteration
Building Type:
N/A
Complete home remodel
Valuation:
$204,000
Permit #:
24BLD-09209
Status:
issued
Fee:
$945
Permit Type:
Interior finish
Building Type:
N/A
Mercy hospital south - suite 105 - associated building permit: 24bld-07549 ; tenant finish for mercy south - suite 105
Valuation:
$4,500
Permit #:
25MEC-00266
Status:
complete
Fee:
$187
Permit Type:
Alteration
Building Type:
N/A
Remove ceiling fan provide and install plastic bushing on ends of conduits in basement replace kitchen switch provide and install ground rod outside at meter provide and install grounding bridge on service ground
Valuation:
$1,235
Permit #:
24ELE-16657
Status:
issued
Fee:
$89
Permit Type:
Miscellaneous work
Building Type:
N/A
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Hauser Mechanical Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Hauser Mechanical Inc License info
Verified License
| License # | X0295 |
| Status | Active |
| County | St Louis County |
| Type | Mechanical |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Hauser Mechanical Inc 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
| License # | E1694 |
| Status | Active |
| County | St Louis County |
| Type | Electrical |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Hauser Mechanical Inc 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.
Verified License
| Status | Active |
| County | St. Charles County |
| Type | Electrical Contractor |
- 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 # | ELC3833022 |
| Status | Active |
| City | University City |
| Type | Electrical Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of Hauser Mechanical Inc with the City of University City
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | MEC7836736 |
| Status | Active |
| City | University City |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of September, 2024. Check the current license status of Hauser Mechanical Inc with the City of University City
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | E31694 |
| Status | Active |
| City | Dardenne Prairie |
| Type | Electrical License |
- When BuildZoom last verified this license, it had an expiration date of October, 2022. Check the current license status of Hauser Mechanical Inc with the City of Dardenne Prairie
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| County | St Louis County |
| Type | Electrical Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of Hauser Mechanical Inc 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
| 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 Hauser Mechanical Inc 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 # | MEC7732340 |
| 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 Hauser Mechanical Inc with the City of Dyersburg
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2018035825 |
| Status | Inactive |
| State | Missouri |
| Type | Architectural Corporation |
- According to the Board For Architects, Professional Engineers - Missouri , 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 Hauser Mechanical Inc at the Board For Architects, Professional Engineers - Missouri .
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | MEC6594678 |
| 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 Hauser Mechanical Inc 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 | Electrical 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 A) |
- 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
| License # | M031 |
| Status | Inactive |
| County | Jefferson County |
| Type | Mechanical Contractor |
- According to the Jefferson County Building Division, 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 Hauser Mechanical Inc at the Jefferson County Building Division.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | XO295 |
| Status | Inactive |
| City | Town And Country |
| Type | Mechanical Contractor |
- According to the City of Town and Country, 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 Hauser Mechanical Inc at the City of Town and Country.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
1.1K
Permits
- Building permit records show that Hauser Mechanical Inc has worked on 1089 permitted projects.
Hauser Mechanical Inc Employees
BH
Bill Hermann
Owner
JH
Jim Hellmann
Owner
MH
Michael Hauser
Owner
MH
Michael J. Hauser
PH
Paul Hauser
Licensee
VH
Victor Hoff
WH
William Hermann
Owner