Updated: Jun 02, 2026
Location and Projects
Address
4715 WHITE OAK PLACE, Encino, CA, 91316
Use our bidding system to
request a quote
Altoon & Porter Architects
Their BuildZoom score of 0 does not rank in the top 50% of California contractors.
If you are thinking of hiring Altoon & Porter Architects, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Altoon & Porter Architects Services
Start a project today:
Altoon & Porter Architects Contact Information
Phone Number: (323) 314-5331
Edit
Address: 4715 WHITE OAK PLACE, Encino, CA 91316
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Building Permits by Altoon & Porter Architects
This is a sample of this contractor's permits. Click here to access their complete permit history.
A review of proposed revisions to the streetscape (comprised of expanding the hardscape areas new sidewalk paving modified plaza areas new ground cover and trees lighting and several small structures) along monet avenue a private street within victoria gardens in the mixed use (mu) district
Valuation:
N/A
Permit #:
DRC2014-01061
Status:
approved
Fee:
$2,130
Permit Type:
N/A
Building Type:
N/A
Change to an approved set by clarify the existing equipment and properly sizing the msa board and the size of service. note. all changes are under delta-1 only. adding new feeders to future tenent unit 1. existing service/switchgear. loads to be on separate permit. plan check for power only
Valuation:
N/A
Permit #:
15041-10001-17470
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New store front tenant improvement & 9055sf of demolish to existing west side of mall entrance. existing skylights doors & ceiling to be removed.rebuild exit passageway. modifications for future robinsons-may. shoring plan checked under b9702892
Valuation:
$250,000
Permit #:
B9702375
Status:
FINAL
Fee:
$2,976
Permit Type:
N/A
Building Type:
N/A
Adding new feeders to future tenent unit 1. existing service/switchgear. loads to be on separate permit. plan check for power only
Valuation:
N/A
Permit #:
15041-10000-17470
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Bridge extension from parking structure to gottschalks, see permit #s b9800788 and b9802090
Valuation:
$50,000
Permit #:
B9802243
Status:
FINAL
Fee:
$998
Permit Type:
N/A
Building Type:
N/A
Creating tenant spaces for future food court
Valuation:
$1,000,000
Permit #:
B9902748
Status:
FINAL
Fee:
$10,206
Permit Type:
N/A
Building Type:
N/A
Interior renovation of existing entry lobby including installati
Valuation:
$47,500
Permit #:
87001038
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation of exist. entry canopy and entry wall
Valuation:
$25,000
Permit #:
87000777
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Existing garage lobby with newgranite floor & new tile, new grid ce
Valuation:
$18,300
Permit #:
87002756
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sidewalk fence and barricade
Valuation:
$2,000
Permit #:
87000906
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
License # C29302
Los Angeles, CA
178
BZ Score
$25K
Avg Project
-
Projects
151
BZ Score
$109K
Avg Project
-
Projects
License # 16041
Marina Del Rey, CA
149
BZ Score
$85K
Avg Project
-
Projects
Altoon & Porter Architects Reviews
BuildZoom hasn't received any reviews for Altoon & Porter Architects. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Altoon & Porter Architects License info
License Not Verified
| License # | 20314 |
| Status | Active |
| State | Tennessee |
| Type | Architects |
- When BuildZoom last verified this license, it had an expiration date of December, 2015. Check the current license status of Altoon & Porter Architects with the Tennessee Department of Commerce and Insurance
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C7608 |
| Status | Active |
| State | California |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of October, 2025. Check the current license status of Altoon & Porter Architects with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ARC-305716 |
| Status | Active |
| State | Colorado |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of April, 2014. Check the current license status of Altoon & Porter Architects with the Colorado Division of Professions and Occupations
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ARC-305109 |
| Status | Active |
| State | Colorado |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of October, 2015. Check the current license status of Altoon & Porter Architects with the Colorado Division of Professions and Occupations
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | RA006693 |
| Status | Inactive |
| State | Georgia |
| Type | Architect / Interior Designer |
- According to the Georgia Department of Professional 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 Altoon & Porter Architects at the Georgia Department of Professional Licensing.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ARI-2967 |
| 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 Altoon & Porter Architects at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AX001737L |
| Status | Inactive |
| State | Pennsylvania |
| Type | Architecture Firm |
- According to the Pennsylvania Department of State (Bureau of Professional and Occupational Affairs), 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 Altoon & Porter Architects at the Pennsylvania Department of State (Bureau of Professional and Occupational Affairs).
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 5258 |
| Status | Inactive |
| State | North Carolina |
| Type | Architect |
- According to the North Carolina 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 Altoon & Porter Architects at the North Carolina Board of Architecture.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 4335 |
| 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 Altoon & Porter Architects at the Washington State Business Licensing .
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2967 |
| 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 Altoon & Porter Architects at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 005850 |
| Status | Inactive |
| State | Missouri |
| Type | Architect |
- According to the Board For Architects, Professional Engineers - Missouri , 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 Altoon & Porter Architects at the Board For Architects, Professional Engineers - Missouri .
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Altoon & Porter Architects, click “This is My Business” to update your information.
Altoon & Porter Architects Employees
AA
Altoon Ronald Arthur
Owner
AA
Altoon, Ronald A.
Owner
AA
Altoon, Ronald Arthur
Owner
GD
Gary Keith Dempster
Owner
RA
Ronald A. Altoon
RA
Ronald A. Altoon
Owner
RA
Ronald Arthur Altoon
Owner