Updated: Jun 23, 2026
Location and Projects
Address
1191 MILLBRAE AVE, Millbrae, CA, 94030
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Ramroth William Gurdon Jr Architect
Ramroth William Gurdon Jr, 1191 Millbrae Ave, Millbrae, CA (Owned by: Williamg. Ramroth) holds a Architect license and 5 other licenses according to the California license board.
Their BuildZoom score of 92 ranks in the top 32% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ramroth William Gurdon Jr, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Ramroth William Gurdon Jr Services
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Ramroth William Gurdon Jr Contact Information
Phone Number: (415) 243-2420
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Address: 1191 MILLBRAE AVE, Millbrae, CA 94030
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Building Permits by Ramroth William Gurdon Jr
This is a sample of this contractor's permits. Click here to access their complete permit history.
Early assistance early assistance existing 2-car garage w/second floor guest house straddling creek. rebuild as 3-car garage w/guest house above. (jack up and fixing foundation.) sounds like structure is in non-conforming location
Valuation:
$0
Permit #:
MNA91-0120
Status:
Closed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New steel building to house pollution control equipment with a 29'x 30 open containment area
Valuation:
N/A
Permit #:
97010-10000-02377
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Preparation for the pollution control building pad foundations and removal recompaction
Valuation:
N/A
Permit #:
97030-10000-01581
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New maintenance building. for locomotives & storage on 1st floor 0ffice on 2 nd floor
Valuation:
N/A
Permit #:
97010-10000-00257
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Building Permit
No Description Available
Valuation:
$0
Permit #:
90-0282
Status:
N/A
Fee:
$653
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Ramroth William Gurdon Jr License info
Verified License
| License # | C9594 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for Ramroth William Gurdon Jr at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ARI-4886 |
| 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 Ramroth William Gurdon Jr at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 507435 |
| Status | Inactive |
| State | California |
| Type | General Building |
- 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 Ramroth William Gurdon Jr at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 8773 |
| Status | Inactive |
| State | Washington |
| Type | Architect |
- According to the Washington State Business Licensing , 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 Ramroth William Gurdon Jr at the Washington State Business Licensing .
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1619 |
| Status | Inactive |
| State | North Dakota |
| Type | Architect |
- According to the North Dakota State Board of Architecture, 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 Ramroth William Gurdon Jr at the North Dakota State Board of Architecture.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 4886 |
| 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 Ramroth William Gurdon Jr at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bonded Agent | Indemnity Company Of California |
| Bond Value | $5,000 |
Ramroth William Gurdon Jr Employees
RJ
Ramroth William Gurdon Jr
Owner
RG
Ramroth, Jr., William G.
Owner
RG
Ramroth, William G
Owner
WR
William G. Jr. Ramroth
WR
William G. Ramroth
Owner
WJ
William G. Ramroth Jr.
Architect
WJ
William Gurdon Ramroth Jr
Sole Owner
WR
Williamg. Ramroth
Owner