Updated: Apr 19, 2026
Location and Projects
Address
19503 VISTA DEL OTERO, Ramona, CA, 92065
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Adelson William S Architect
Adelson William S, 19503 Vista Del Otero, Ramona, CA (Employees: Tuan Anh Nguyen and William Samuel Adelson) holds a Architect 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 Adelson William S, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Adelson William S Services
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Adelson William S Contact Information
Phone Number: (760) 466-7626
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Address: 19503 VISTA DEL OTERO, Ramona, CA 92065
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This is a sample of this contractor's permits. Click here to access their complete permit history.
**fee expedited per applicant** new pv-2 (solar system on commercial building). system size 190.575 kw (dc-stc) 150 kw air conditioning on 3 steel solar carports system consist of (495) modules (3) 50 kw inverters (1) 225 kva stepdown transformer b# 18010-10000-05616
Valuation:
N/A
Permit #:
18041-10001-44613
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New pv-2 (solar system on commercial building). system size 190.575 kw (dc-stc) 150 kw air conditioning on 3 steel solar carports system consist of (495) modules (3) 50 kw inverters (1) 225 kva stepdown transformer b# 18010-10000-05616
Valuation:
N/A
Permit #:
18041-10000-44613
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$67,248
Permit #:
2040977
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$59,436
Permit #:
2040981
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$48,438
Permit #:
2040989
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$48,438
Permit #:
2040987
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$48,438
Permit #:
2040985
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$53,154
Permit #:
2040983
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$51,480
Permit #:
2040918
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$26,208
Permit #:
2040979
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$31,122
Permit #:
2040975
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
$24,804
Permit #:
2040973
Status:
complete
Fee:
$21,361
Permit Type:
Acc struct- non r...
Building Type:
N/A
Mid-city - city heights: building and electrical-photovoltaic permts for new carports and roof mounted photovoltaic system for multi-family dwelling. rs-1-7. cupd-boundary. esls. geo 52
Valuation:
N/A
Permit #:
2040924
Status:
complete
Fee:
$22,597
Permit Type:
Acc struct- non r...
Building Type:
N/A
Residential alteration or addition - plan check-permit
2018-09-05
Cross street: brookhills description of work: ground mount residential solar photovoltaic for existing single family dwelling
Valuation:
N/A
Permit #:
PDS2018-RESALT-004871
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plan check for t24 only outdoor lighting on parking space total area 10, 904 sq.ft b# 18010-10000-05616
Valuation:
N/A
Permit #:
18041-10000-44619
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
40 x 122 solar carport
Valuation:
N/A
Permit #:
18010-10000-06008
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
20 x 142 solar carport
Valuation:
N/A
Permit #:
18010-10000-06007
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
40 x 80 solar carport
Valuation:
N/A
Permit #:
18010-10000-05616
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Residential alteration or addition - plan check-permit
2018-08-28
Cross street: rio vista dr description of work: hra (online permit) roof mount residential solar photovoltaic for existing single family dwelling (no meter upgrade). this permit does not exempt any existing structures from compliance with applicable building code and zoning ordinance requirements. persection 4620 (i) of the zoning ordinance roof mounted photovoltaic systems shall not ... see more
Valuation:
N/A
Permit #:
PDS2018-RESALT-007783
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Scripps miramar ranch electrical photovoltaic permit for a 220kw rooftop solar installation. ip-2-1 geo 53
Valuation:
$220,000
Permit #:
2237132
Status:
complete
Fee:
$1,301
Permit Type:
Acc struct- non r...
Building Type:
N/A
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Adelson William S License info
Verified License
| License # | C29947 |
| Status | Active |
| State | California |
| Type | Architect |
| Business Type | Corporation |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for Adelson William S at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1022403 |
| Status | Inactive |
| State | California |
| Type | General Building, Electrical, Solar |
| Business Type | Corporation |
- 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 Adelson William S at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1022403 |
| Status | Inactive |
| State | California |
| Business Type | Corporation |
- 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 Adelson William S 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 | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
15
Permits
- Building permit records show that Adelson William S has worked on 15 permitted projects.
Adelson William S Employees
AS
Adelson William S
Owner
TN
Tuan Anh Nguyen
Rmo
WA
William Samuel Adelson
Ceo / President