Updated: Jul 14, 2026
Location and Projects
Address
Mattawan, MI, 49071
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Certasite HVAC/Mechanical Contractor
Certasite, Mattawan, MI (Owned by: Timothy Slaughter) holds a Mechanical Contractor license and 1 other license according to the Michigan license board.
Their BuildZoom score of 92 ranks in the top 32% of 167,179 Michigan licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Certasite, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Certasite Contact Information
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Upgrade existing fire suppression system which includes replacing the 2 existing tanks. install 2 - prochem 4.6 gallon tanks. install new detection like fusible link brackets and re- do stainless steel cable with new fusible links. system to protect 1 hood with 3 ducts 1 rice cooker on table 4 burner range with back shelf 5- 20 woks 2- 14.5 x 14 fryers
Valuation:
N/A
Permit #:
MESA25-0045
Status:
expired
Fee:
$411
Permit Type:
N/A
Building Type:
N/A
Replace the existing control panel and remote annunciator with a new control panel remote annunciator ip/cellular communicator a. provide signal to activate existing voice control panel. all speakers are existing and will not be changed. b. provide signal to activate existing notification appliances and booster panels. all horn/strobes are existing and will not be changed. c. replace ... see more
Valuation:
N/A
Permit #:
PELEC22-0374
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Certasite is replacing a os&y gate valve on the city side of the backflow preventer. the water will be shut off to the building on 9/07. since it is part of the fire line plumbing inspector ryan advised that we fill out a mesa - fire suppression permit for the required permit for water turn on. the repair is part for part
Valuation:
N/A
Permit #:
MESA22-2083
Status:
expired
Fee:
$205
Permit Type:
N/A
Building Type:
N/A
Upgrade of pot's line communicator to a cellular communicator for pitt ohio express. fire alarm system will stay in place. no alarm panel programming will need to take place
Valuation:
N/A
Permit #:
PELEC22-0365
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of clean agent fir suppression and detection in the phone room 136 and the archive room 111
Valuation:
N/A
Permit #:
PMECH22-0605
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of clean agent fire suppression in phone room 136 and archive room 111
Valuation:
N/A
Permit #:
PELEC22-0358
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical inspector & fire marshall review of kitchen fire suppression plans for bakehouse
Valuation:
N/A
Permit #:
PR21-0046
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Adjustment of nozzles and piping under hood to meet compliance (1- f nozzle rg and 1- qsa1 quick seal with misc. pipe and fittings)
Valuation:
N/A
Permit #:
MESA24-0107
Status:
final
Fee:
$296
Permit Type:
N/A
Building Type:
N/A
Removal and replacement of existing overhead lines as well as installation of new branch lines under machines
Valuation:
N/A
Permit #:
MESA22-2097
Status:
final
Fee:
$1,113
Permit Type:
N/A
Building Type:
N/A
Kitchen fire suppression final
Valuation:
N/A
Permit #:
MESA23-0009
Status:
expired
Fee:
$195
Permit Type:
N/A
Building Type:
N/A
Upgrade kitchen fire suppression system to accommodate new hood
Valuation:
N/A
Permit #:
MESA22-2084
Status:
final
Fee:
$457
Permit Type:
N/A
Building Type:
N/A
Replacing the existing fire alarm panel. only replacing the main fire panel. no changes to any existing field devices to be done
Valuation:
N/A
Permit #:
MESA23-0069
Status:
final
Fee:
$198
Permit Type:
N/A
Building Type:
N/A
Replacing the existing fire panel head end only due to it being non-functioning. no changes to any field devices are to be done
Valuation:
N/A
Permit #:
MESA23-0068
Status:
final
Fee:
$198
Permit Type:
N/A
Building Type:
N/A
Adding 3 500 degree links
Valuation:
N/A
Permit #:
MESA24-0181
Status:
expired
Fee:
$255
Permit Type:
N/A
Building Type:
N/A
Clean agent fire detection and suppression system for server room includes 1 inspection city of st. johns *see plans in attachments
Valuation:
N/A
Permit #:
PM210518
Status:
expired
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Clean agent fire detection and suppression system for server room includes 1 inspection city of st. johns *see plans in attachments
Valuation:
N/A
Permit #:
PM210518
Status:
expired
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
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Verified License
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Certasite License info
Verified License
| License # | 7115229 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Certasite at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 7115229 |
| Status | Active |
| State | Michigan |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of Certasite with the Michigan Department of Licensing & Regulatory Affairs
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
11
Permits
- Building permit records show that Certasite has worked on 11 permitted projects.
Certasite Employees
TS
Timothy Slaughter
Owner
TS
Timothy Lee Slaughter