Updated: Apr 10, 2025
Location
Address
Columbia, PA, 17512
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Graham Backflow Testing & Certification Plumber
Graham Backflow Testing & Certification, Inc, Columbia, PA holds a license according to the Pennsylvania license board.
Their BuildZoom score of 91 ranks in the top 37% of 125,106 Pennsylvania licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Graham Backflow Testing & Certification, Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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Graham Backflow Testing & Certification, Inc License info
Verified License
| HIC # | PA194351 |
| Status | Active |
| State | Pennsylvania |
- BuildZoom has not verified this license since April, 2025.
Verify this license's status for Graham Backflow Testing & Certification, Inc at the Pennsylvania Office of the Attorney General.
This is a sample of licensing data; click here to access a complete history.