Updated: May 08, 2026
Location and Projects
Address
3235 GALINDO ST, Oakland, CA, 94601
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Cao Zhen Architect
Cao Zhen, 3235 Galindo St, Oakland, CA (Employees: Zhangcai Zhen and Zhangcai Zhen) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Cao Zhen, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cao Zhen Services
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Cao Zhen Contact Information
Phone Number: (510) 368-3929
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Address: 3235 GALINDO ST, Oakland, CA 94601
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Cao Zhen Oakland
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cao Zhen has a BuildZoom score of 99, which places them above 85% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
5 projects
|
2024 |
Our building permit records indicate that Cao Zhen has worked on at least
7.0 projects over the past 2 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$50k-$100k |
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.
To comply w nov 201805581 legalization second dwelling unit installed without permit per unit legalization ord 43-14 legalize (e) kitchen and bathrooms at ground floor addition (n) door at ground floor for (n) entrance convert garage door to standard garage door
Valuation:
$80,000
Permit #:
201902203364
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
(e-plan) temp power pole with 100 amp electrical panel for construction
Valuation:
N/A
Permit #:
00957039-MISR
Status:
issued
Fee:
$178
Permit Type:
N/A
Building Type:
N/A
Replace the existing roof by installing new 1/2 inch plywood and 30 year shingles
Valuation:
$5,000
Permit #:
RW24-0438
Status:
final
Fee:
$528
Permit Type:
N/A
Building Type:
N/A
Residential new single family dwelling pc - 20, 10, 5, 5
2024-04-18
(eplan) new 2 -story single family dwelling (demo of existing house under 00926501-dem)
Valuation:
N/A
Permit #:
00927802-RNEW
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(e-plan) precise grading for new single family dwelling
Valuation:
N/A
Permit #:
00932222-GPRE
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reroofing permit shingles no structural changes 1000 square
Valuation:
$4,000
Permit #:
R2023-0233
Status:
final
Fee:
$390
Permit Type:
Roofing
Building Type:
N/A
(e plan) whole house demolish
Valuation:
N/A
Permit #:
00924348-RRA
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior remodel - kitchen (new config); lighting; hvac;
Valuation:
$31,000
Permit #:
SFD2019-0641
Status:
issued
Fee:
$2,614
Permit Type:
Alteration
Building Type:
N/A
Address request
Valuation:
N/A
Permit #:
24-2708
Status:
issued
Fee:
$165
Permit Type:
Address change
Building Type:
N/A
Adu
Valuation:
N/A
Permit #:
24-0248
Status:
issued
Fee:
$0
Permit Type:
2nd dwelling
Building Type:
N/A
(e-plan) residential addition & remodel
Valuation:
N/A
Permit #:
00851275-RRA
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Roofing replacement
Valuation:
$3,000
Permit #:
R2024-0041
Status:
final
Fee:
$382
Permit Type:
Roofing
Building Type:
N/A
Building/combination building permit/residential/alteration/remodel
2007-02-12
(upstairs unit) kitchen & bathroom remodel convert laundry to full bathroom (bldg/plumbing/mech/ele)*** revised plans to include 15 receptacles 9 cann lights 5 light switches
Valuation:
$35,840
Permit #:
CB07-0144
Status:
Finaled
Fee:
$2,958
Permit Type:
N/A
Building Type:
N/A
Building/combination building permit/residential/alteration/remodel
2007-02-12
(downstairs unit) kitchen & bathroom remodel convert (e)living room to bedroom remove wall furnace & replace w/forced air furnace(bldg/plumbing/mech/ele)
Valuation:
$50,370
Permit #:
CB07-0145
Status:
Finaled
Fee:
$2,951
Permit Type:
N/A
Building Type:
N/A
Building - removal of roof & some interior & exterior walls to facilitate the 2nd story addition for bld2007-05230. baaqmd j # 1qw84. ok per j chen. (rgs)
Valuation:
N/A
Permit #:
BLD2007-06144
Status:
final
Fee:
$91
Permit Type:
N/A
Building Type:
N/A
To construct a second story addition at 32835 tule lake ln in p-71-6 in the northern plain planning area
Valuation:
N/A
Permit #:
PRJ2007-00229
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mech- install new kitchen range hood no electrical per applicant (htl)
Valuation:
N/A
Permit #:
BLD2011-01871
Status:
final
Fee:
$63
Permit Type:
N/A
Building Type:
N/A
Pge rplc b.y. pole; instl breaker oh tx; rplc oh wires
Valuation:
N/A
Permit #:
25-1425
Status:
issued
Fee:
$1,158
Permit Type:
Utility
Building Type:
N/A
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Cao Zhen Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Cao Zhen License info
Verified License
| License # | 1101238 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Cao Zhen at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C32829 |
| 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 Cao Zhen with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
10
Permits
- Building permit records show that Cao Zhen has worked on 10 permitted projects.
Cao Zhen Employees
CZ
Cao Zhen
Owner
ZZ
Zhangcai Zhen
Sole Owner
ZZ
Zhangcai Zhen
Sole Owner