Updated: May 28, 2026
Location
Address
Township Of Washington, NJ, 07676
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John J Koker Plumber
John J Koker at Township Of Washington, NJ 07676, held a Plumber license (#19HC00151200) with the New Jersey contractors license board with an expiration date of 06-30-2022. We last verified the license was expired on 05-27-2026.
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 88,231 New Jersey contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
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John J Koker License info
Inactive License
| License # | 19HC00151200 |
| Status | Inactive |
| State | New Jersey |
| Type | Hvacr Contractor |
- According to the New Jersey Department of Law & Public Safety, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John J Koker at the New Jersey Department of Law & Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 36BI01245100 |
| Status | Inactive |
| State | New Jersey |
| Type | Plumber |
- According to the New Jersey Department of Law & Public Safety, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for John J Koker at the New Jersey Department of Law & Public Safety.
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 John J Koker, log in and update your license info in the “Edit Profile” tab.
He was very nice and honest. He provided options and ideas to enhance my project. He has the knowledge and understanding. He charges a fair price for his work.