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Location and Projects

Address
3770 MALCOLM AVE, Oakland, CA, 94605
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Castillo Bay Construction LLC

Serving Oakland, CA and the surrounding Bay Area, Castillo Bay Construction LLC specializes in residential construction and remodeling projects. With 7 years in operation, the company offers services ranging from kitchen and bathroom renovations to full home remodels. Castillo Bay Construction LLC handles a variety of project types, including room additions and exterior upgrades, for single-family homeowners and residential property managers. The business manages both interior and exterior construction, and features a portfolio showcasing custom tilework, cabinetry installation, and flooring updates. Clients in Oakland and nearby communities can expect project management from design through completion for remodels and additions. Castillo Bay Construction LLC brings experience with local permitting and building standards, ensuring projects are completed according to municipal guidelines.

Castillo Bay Construction LLC Services

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Castillo Bay Construction LLC Contact Information

Phone: (510) 480-7574 Edit
Address: 3770 MALCOLM AVE, Oakland, CA 94605 Edit

Castillo Bay Construction LLC Oakland

Quality

105
92nd percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Castillo Bay Construction LLC has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.

Activity

3 projects
2025
2 projects
2024
2 projects
2023
Our building permit records indicate that Castillo Bay Construction LLC has worked on at least 7.0 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.

Pricing

1 project
< $5k
1 project
$50k-$100k
3 projects
$100k-$250k
1 project
$250k-$500k
Value Not Public: 1.0 project
The typical size of their permits is approximately $140,000. 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.

Building Permits by Castillo Bay Construction LLC

Sort by: Notable Notable | Date Date | Job Value Job Value
Building - accessory dwelling unit
2023-12-05
Cert of occupancy adu - construction of a new detached adu with kitchen/living/bedroom bathroom subpanel 190 sq ft. the address of the main house is 1624 emerson terrace. the address of the new detached adu is 1626 emerson terrace. (blg electrical plumbing mech) no demolish permit required to remove small freestanding fireplace
Valuation:
$160,000
Permit #:
ADU23-0065
Status:
issued
Fee:
$7,572
Permit Type:
N/A
Building Type:
N/A
Residential addition permit
2025-07-23
New addition with one bedroom one bathroom and kitchen expansion 719sf. new front porch 54sf and new rear porch 30sf. relocate and upgrade main panel to 200a new two car garage 427sf
Valuation:
$264,438
Permit #:
BRADD-25-0023
Status:
triage
Fee:
$3,493
Permit Type:
N/A
Building Type:
N/A
Combo permit
2019-12-19
Demolish (e) bathroom to create hallway to proposed addition - 615 sq.ft addition to rear to include 2 bedrooms and 2 full bathrooms - - 75 sq.ft. addition to front of home to enlarge living room -
Valuation:
$103,500
Permit #:
B19-2427
Status:
final
Fee:
$7,154
Permit Type:
N/A
Building Type:
N/A
Arnaldo residence detached adu: replace swing door between t
Valuation:
N/A
Permit #:
B-RV25-0085
Status:
issued
Fee:
$408
Permit Type:
Revision
Building Type:
N/A
Arnaldo residence detached adu: delta 4 relocate water heat
Valuation:
N/A
Permit #:
B-RV25-0041
Status:
issued
Fee:
$474
Permit Type:
Revision
Building Type:
N/A
Single family or duplex
2024-09-09
Arnaldo residence detached adu: construct (n) 450 sf detache
Valuation:
$120,000
Permit #:
B-BP23-0240
Status:
issued
Fee:
$4,268
Permit Type:
Detached adu
Building Type:
N/A
Accessory du
2023-04-28
Garage conversion to 486 sq ft adu
Valuation:
$66,280
Permit #:
RES22-0527
Status:
final
Fee:
$1,943
Permit Type:
Residentl
Building Type:
N/A
Building permit
2024-07-31
(n) 400sf detached adu (1 bd/1 ba) (ccr2023-00176)
Valuation:
$179,900
Permit #:
BLD2023-09314
Status:
complete
Fee:
$10,612
Permit Type:
New accessory dwe...
Building Type:
N/A
Express electrical permit - residential
2025-10-16
Upgrade existing electrical main panel from 100amps to 200apms to support the adu being built. permit number adu24-0064. the inspector advised to pull a permit to inspect the panel. almp already approved the location panel type & ready to fire up as soon as main panel is inspected. *siemens # mc2040b1200s*
Valuation:
$1,250
Permit #:
EW25-0585
Status:
issued
Fee:
$1,374
Permit Type:
N/A
Building Type:
N/A

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