Updated: Dec 23, 2025
Location and Projects
Address
Holland, MI, 49423
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Koster Plumbing Co
Koster Plumbing Co at Holland, MI 49423, held a Plumber license (#2104021778) with the Michigan contractors license board. We last verified the license was expired on 11-16-2020.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 167,179 Michigan contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our bidding system to be easily matched to qualified, licensed professionals in your area.
Koster Plumbing Co Services
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Koster Plumbing Co Contact Information
Phone Number: (616) 748-9177
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Installing hand sink next to dishwasher
Valuation:
N/A
Permit #:
PP23-014V
Status:
final
Fee:
$105
Permit Type:
plumbing
Building Type:
N/A
New sewer hook up
Valuation:
N/A
Permit #:
PS25-0028
Status:
final
Fee:
$90
Permit Type:
Sewer
Building Type:
N/A
New sewer line to house
Valuation:
N/A
Permit #:
PP24-0099
Status:
final
Fee:
$70
Permit Type:
plumbing
Building Type:
N/A
Finish basement bathroom
Valuation:
N/A
Permit #:
PP23-0076
Status:
final
Fee:
$210
Permit Type:
plumbing
Building Type:
N/A
Home remodel - 3 baths
Valuation:
N/A
Permit #:
PP23-0059
Status:
final
Fee:
$140
Permit Type:
plumbing
Building Type:
N/A
Setting fixtures only for basement bathroom - permit is for final inspection. previous work done under ppl160065
Valuation:
N/A
Permit #:
PPL200053
Status:
final
Fee:
$60
Permit Type:
07alt/add
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
P23S004
Status:
final
Fee:
N/A
Permit Type:
Sewer service permit
Building Type:
N/A
Plumbing for new house with 2 bathrooms
Valuation:
N/A
Permit #:
PP220191
Status:
final
Fee:
$263
Permit Type:
plumbing
Building Type:
N/A
Kitchen sink - and new water heater. souder const. - renovate kitchen building 10 x 16 addition finish partial basement reside house
Valuation:
N/A
Permit #:
PPL180388
Status:
final
Fee:
$72
Permit Type:
07alt/add
Building Type:
N/A
Plumbing for new bathroom addition calvary baptist church house - 540 w 32nd rear - nelson builders - adding a second floor bathroom
Valuation:
N/A
Permit #:
PPL180362
Status:
final
Fee:
$138
Permit Type:
09alt/add
Building Type:
N/A
Replacing the water heater right side of the duplex (as you are driving in the driveway)
Valuation:
N/A
Permit #:
PMC200071
Status:
final
Fee:
$60
Permit Type:
07alt/add
Building Type:
N/A
Remove tub install new shower faucet and lavatory
Valuation:
N/A
Permit #:
PP21-0094
Status:
issued
Fee:
$130
Permit Type:
plumbing
Building Type:
N/A
Replace water heater suite 10
Valuation:
N/A
Permit #:
P20P333
Status:
final
Fee:
N/A
Permit Type:
plumbing
Building Type:
N/A
New pool house bathroom
Valuation:
N/A
Permit #:
PP23-005
Status:
final
Fee:
$255
Permit Type:
Pool house
Building Type:
N/A
Single family residential 3 bedroom 2 1/2 baths 2 car attached garage un-fininshed basement (9') storage shed
Valuation:
N/A
Permit #:
PPLBG18-0120
Status:
final
Fee:
$211
Permit Type:
plumbing only
Building Type:
N/A
Repair water service for central park church. repair located at corner of myrtle & floral. aka 614 myrtle ave
Valuation:
N/A
Permit #:
PPL180012
Status:
final
Fee:
$75
Permit Type:
18institutional -...
Building Type:
N/A
Replace water heater in unit #9. central avenue apts (townhouses)
Valuation:
N/A
Permit #:
PPL190565
Status:
final
Fee:
$60
Permit Type:
07alt/add
Building Type:
N/A
Single family residence 3 bedroom 2 1/2 bathroom 2 car attached garage un-finished basement (9')
Valuation:
N/A
Permit #:
PPLBG18-0121
Status:
final
Fee:
$201
Permit Type:
plumbing only
Building Type:
N/A
Interior renovation pb 40672
Valuation:
N/A
Permit #:
PP2000305
Status:
final
Fee:
$165
Permit Type:
plumbing
Building Type:
N/A
Remodeling second floor bathroom
Valuation:
N/A
Permit #:
PPL190668
Status:
final
Fee:
$144
Permit Type:
07alt/add
Building Type:
N/A
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Koster Plumbing Co License info
Inactive License
| License # | 2104021778 |
| Status | Inactive |
| State | Michigan |
| Type | M & A Company |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 Koster Plumbing Co at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2104021778 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder M And A Company |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 Koster Plumbing Co at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2104021778 |
| Status | Inactive |
| State | Michigan |
| Type | Residential Builder M And A Company |
- According to the Michigan Department of Licensing & Regulatory Affairs, 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 Koster Plumbing Co at the Michigan Department of Licensing & Regulatory Affairs.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Koster Plumbing Co, click “This is My Business” to update your information.
186
Permits
- Building permit records show that Koster Plumbing Co has worked on 186 permitted projects.
Koster Plumbing Co Employees
KR
Koster, Sidney R
Owner