Updated: May 31, 2026
Location and Projects
Address
3787 RIDER TRAIL SOUTH, Earth City, MO, 63045
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Simplex Grinnell Electrician
Their BuildZoom score of 0 does not rank in the top 50% of Missouri contractors.
If you are thinking of hiring Simplex Grinnell LP, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Simplex Grinnell LP Contact Information
Phone Number: (561) 988-3753
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Address: 3787 RIDER TRAIL SOUTH, Earth City, MO 63045
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Install fire sprinkler system per plans reviewed for code compliance
Valuation:
$144,721
Permit #:
CPFP-201623823
Status:
complete
Fee:
$937
Permit Type:
N/A
Building Type:
N/A
Install ul 300 wet chemical fire suppression system manufacturer's installation instructions. supplental to permit cpfo 201523169.
Valuation:
N/A
Permit #:
CPFO-201616406
Status:
applied
Fee:
$86
Permit Type:
N/A
Building Type:
N/A
Install ul 300 wet chemical fire suppression system per attached illustrations and manufacturer's installation instructions.
Valuation:
N/A
Permit #:
CPFO-201822338
Status:
complete
Fee:
$86
Permit Type:
N/A
Building Type:
N/A
Install ul 300 wet chemical fire suppression system per attached illustrations and manufacturer's installation instructions
Valuation:
N/A
Permit #:
CPFO-201823988
Status:
complete
Fee:
$86
Permit Type:
N/A
Building Type:
N/A
Install fast-track fire sprinkler system submit fire sprinkler system design package for review and approval
Valuation:
N/A
Permit #:
CPFT-201620228
Status:
complete
Fee:
$74
Permit Type:
N/A
Building Type:
N/A
Fire sprinkler - commercial
2018-05-21
Install fire sprinkler system extension per plans reviewed for code compliance.
Valuation:
N/A
Permit #:
CPFP-201831309
Status:
complete
Fee:
$156
Permit Type:
N/A
Building Type:
N/A
Install ul 300 wet chemical fire suppression system per attached illustrations and manufacturer's installation instructions
Valuation:
$815
Permit #:
CPFO 201823988
Status:
OPEN
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install fire sprinkler system per plans reviewed for code compliance
Valuation:
N/A
Permit #:
CPFP-201710646
Status:
complete
Fee:
$862
Permit Type:
N/A
Building Type:
N/A
Install fire sprinkler system per plans reviewed for code compliance
Valuation:
N/A
Permit #:
CPFP-201711287
Status:
complete
Fee:
$756
Permit Type:
N/A
Building Type:
N/A
Install fire sprinkler system per plans reviewed for code compliance
Valuation:
N/A
Permit #:
CPFP-201719678
Status:
complete
Fee:
$818
Permit Type:
N/A
Building Type:
N/A
Install fire alarm system as per plans reviewed for code compliance.
Valuation:
N/A
Permit #:
CPEP-201830037
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Re-pipe existing system to accomodate new cooking equipment using all existing nozzles except (1) 1n and (1) 1f addtional. 9-gallon system existing. no additional tanks needed. per attached illustrations and manufacturer's installation instructions
Valuation:
$0
Permit #:
CPFO 201515021
Status:
DONE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install ul 300 wet chemical fire suppression system
Valuation:
$2,385
Permit #:
CPFO 201828411
Status:
OPEN
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install ansul r102 fire suppression system to protect two hoods and two ducts also various cooking appliances per attached illustrations and manufacturer's installation
Valuation:
$0
Permit #:
CPFO 201413587
Status:
CNCL
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install ansul r102 fire suppression system to protect four hoods and four ducts also various cooking appliances per attached illustrations and manufacturer's installation
Valuation:
$0
Permit #:
CPFO 201413591
Status:
CNCL
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install install ansul r102 fire suppression system to protect hood and ducts also various cooking appliances per attached illustrations and manufacturer's installation
Valuation:
$0
Permit #:
CPFO 201413593
Status:
CNCL
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Re-pipe existing system to accomodate new cooking equipment using all existing nozzles except (1) 1n and (1) 1f addtional. 9-gallon system existing. no additional tanks needed. per attached illustrations and manufacturer's installation instructions
Valuation:
N/A
Permit #:
CPFO-201515021
Status:
complete
Fee:
$86
Permit Type:
N/A
Building Type:
N/A
Fire sprinkler system replacement- autumn view gardens attic east side; addend. to 14mec-03617 14bld-03820
Valuation:
$11,000
Permit #:
14MEC-06219
Status:
complete
Fee:
$806
Permit Type:
Alteration
Building Type:
N/A
Install fast-track fire sprinkler system submit fire sprinkler system design package for review and approval
Valuation:
$0
Permit #:
CPFT 201524166
Status:
OPEN
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install fast-track fire sprinkler system submit fire sprinkler system design package for review and approval
Valuation:
$0
Permit #:
CPFT 201523669
Status:
OPEN
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Simplex Grinnell LP License info
License Not Verified
| Status | Active |
| City | St Joseph |
- When BuildZoom last verified this license, it had an expiration date of December, 2020. Check the current license status of Simplex Grinnell LP with the City of St. Joseph
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Richmond Heights |
- When BuildZoom last verified this license, it had an expiration date of December, 2022. Check the current license status of Simplex Grinnell LP with the City of Richmond Heights
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | K9081 |
| Status | Inactive |
| County | St Louis County |
| Type | Mas Sprinkler Ft |
- 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 Simplex Grinnell LP 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
| 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 Louis County |
| Type | Fire Suppression 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 Louis County |
| Type | Fire Suppression 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 Louis County |
| Type | Sprinkler Fitters |
- 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
| License # | 951393 |
| Status | Inactive |
| City | Kansas City |
| Type | Fire Protection Contractor Class I |
- According to the Kansas City Licensed Contractors, 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 Simplex Grinnell LP at the Kansas City Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 951396 |
| Status | Inactive |
| City | Kansas City |
| Type | Electrical Contractor Class Iii |
- According to the Kansas City Licensed Contractors, 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 Simplex Grinnell LP at the Kansas City Licensed Contractors.
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.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Simplex Grinnell LP, click “This is My Business” to update your information.
391
Permits
- Building permit records show that Simplex Grinnell LP has worked on 391 permitted projects.
Simplex Grinnell LP Employees
DE
Doherty, Patrick E.
Supervisor
EM
Ed Musket
Owner
SL
Simplex Grinnell Lp
Owner
TR
Tena Ritzheimer
WG
Woolfolk, Gary
Supervisor