Location and Projects
MJ Plumbing Inc
MJ Plumbing Inc, 316 E Avenue I, Lancaster, CA (Employees: Christopher Ray Keown, Joseph James Cook, and Joseph Michael Crawford) holds a Plumbing license and 2 other licenses according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring MJ Plumbing Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
MJ Plumbing Inc Services
MJ Plumbing Inc Contact Information
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This is a sample of this contractor's permits. Click here to access their complete permit history.
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MJ Plumbing Inc License info
Verified License
| License # | 1145326 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Date Issued | 10-22-2025 |
| Business Type | Corporation, Partnership |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for MJ Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 748594 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Corporation, Partnership |
- BuildZoom verified this license was active as of June 2025.
Verify this license's status for MJ Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 945669 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Corporation, Partnership |
- According to the California Contractors State License Board, 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 MJ Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | State National Insurance Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Markel Insurance Company |
14
Permits
- Building permit records show that MJ Plumbing Inc has worked on 14 permitted projects.