Updated: Oct 30, 2025
Location and Projects
Address
18134 LAMSON ROAD, Castro Valley, CA, 94546
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Downing John Brent Architect
Their BuildZoom score of 103 ranks in the top 10% of 336,931 California licensed contractors.
If you are thinking of hiring Downing John Brent, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Downing John Brent Services
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Downing John Brent Contact Information
Address: 18134 LAMSON ROAD, Castro Valley, CA 94546
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Downing John Brent Castro Valley
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Downing John Brent has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
5 projects
|
2024 |
|
6 projects
|
2023 |
Our building permit records indicate that Downing John Brent has worked on at least
14.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
5 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that Downing John Brent mostly works on
commercial renovation
projects.
Pricing
|
6 projects
|
< $5k |
|
7 projects
|
$5k-$20k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $6,300. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Interior tenant improvement to the (e) snack shack including new walls metal wall panels rubber flooring epoxy flooring w/self coving base & operable corrugated metal doors snack-shack includes grab & go area & point of service check out locations
Valuation:
$550,000
Permit #:
202309126403
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
45 - school
Install 12 temporary modular classroom buildings (as approved by state) on (e) field. construction included ramps stairs & electrical hookups.lighting not included
Valuation:
$120,000
Permit #:
202403057136
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
45 - school
Modify the (e) fire sprinklers system above the new electric vehicle charging station on level b1. ref pa# 2023-1207-2110
Valuation:
$17,390
Permit #:
202402145879
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
30 - prkng garage...
Relocate 9 fire sprinklers; demolish 3 fire sprinklers using victaulic vs2 flex drops. ref pa 202404099634
Valuation:
$6,300
Permit #:
202410102724
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Addition 9 pendent sprinklers from existing plugged outlets. demolish 4 uprights sprinklers. ref 202309267468
Valuation:
$5,589
Permit #:
202311291551
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Install 2 fire sprinklers in 2 phone booths. no ref permit
Valuation:
$2,100
Permit #:
202302162090
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Replace dry standpipe piping voluntary replacment. no ref pa #
Valuation:
$54,000
Permit #:
202412126675
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
67 - clinics-medi...
Relocate fire sprinkler lines around new fuel line ref 202405232819
Valuation:
$4,400
Permit #:
202406114134
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
67 - clinics-medi...
Relocate (8) and plug (3) fire sprinklers. no under ground work.ref 202303234285
Valuation:
$4,968
Permit #:
202309076037
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Relocate 3 fire sprinklers ref pa 2022-0505-3596
Valuation:
$2,120
Permit #:
202206287238
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Relocate (4) fire sprinklers from upright to pendent ref. permit #2021-0302-5694
Valuation:
$2,500
Permit #:
202106081970
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Relocate 12 addition 3 and plug 8 fire sprinklers. ref 202212218855
Valuation:
$7,800
Permit #:
202309227176
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
25 - tourist hote...
Replace fire pump meter
Valuation:
$25,000
Permit #:
202204081868
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Relocate 10 and plug 2 fire sprinklers. ref app#202001313321
Valuation:
$5,200
Permit #:
202008111581
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Demolish (2) fire sprinklers in elevator pits
Valuation:
$1,750
Permit #:
202412197138
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
67 - clinics-medi...
As built drawing ref pa 2023-0922-7176
Valuation:
$1
Permit #:
202310138597
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
25 - tourist hote...
Installation of fountain & steel gates. all work within property lines
Valuation:
$50,000
Permit #:
202411155101
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
45 - school
Apple inc.: installation of a new security vestibule with ca
Valuation:
N/A
Permit #:
B-EL15-0405
Status:
final
Fee:
$354
Permit Type:
Cel-electrical
Building Type:
N/A
Apple inc.: installation of a new security vestibule with ca
Valuation:
$9,800
Permit #:
B-BP15-0391
Status:
final
Fee:
$873
Permit Type:
Caa-research/dev
Building Type:
N/A
Full issuance building permit//foundation grading underground utility//new 3-story building with tenant improvement. 12/23/15- electrical revision to fire pump & kilns
Valuation:
$19,000,000
Permit #:
BLD2013-33763
Status:
final
Fee:
$197,358
Permit Type:
N/A
Building Type:
N/A
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Downing John Brent License info
License Not Verified
| License # | C32444 |
| Status | Active |
| State | California |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of Downing John Brent with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
22
Permits
- Building permit records show that Downing John Brent has worked on 22 permitted projects.
Downing John Brent Employees
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Downing John Brent
Owner