Updated: Jun 02, 2026
Location
Address
32103 Big Oak Ln, Castaic, CA, 91384
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Sibley, Harold Orval Architect
Sibley, Harold Orval, 32103 Big Oak Ln, Castaic, CA (Employees: Harold O. Sibley and Harold O. Sibley) holds a Architect license and 2 other licenses according to the Arizona license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Sibley, Harold Orval, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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Sibley, Harold Orval Contact Information
Phone Number: (213) 369-3720
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Address: 32103 Big Oak Ln, Castaic, CA 91384
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Sibley, Harold Orval License info
Verified License
| License # | 53711 |
| Status | Active |
| State | Arizona |
| Type | Architect |
- BuildZoom verified this license was active as of June 2025.
Verify this license's status for Sibley, Harold Orval at the Arizona Board of Technical Registration.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ARI-3572 |
| Status | Inactive |
| State | Oregon |
| Type | Architect Individual |
- According to the Oregon Board of Architect Examiners, 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 Sibley, Harold Orval at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 3572 |
| Status | Inactive |
| State | Oregon |
| Type | Architect |
- According to the Oregon Board of Architect Examiners, 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 Sibley, Harold Orval at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Sibley, Harold Orval Employees
HS
Harold O. Sibley
HS
Harold O. Sibley
Owner
SO
Sibley, Harold Orval
Owner