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Location and Projects

Address
21636 KNOLL WAY, Castro Valley, CA, 94546
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Jam Construction

Jam Construction, 21636 Knoll Way, Castro Valley, CA (Employee: Jose Alberto Martinez) holds a General Building license according to the California license board.

Their BuildZoom score of 98 ranks in the top 16% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Jam Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Jam Construction Contact Information

Phone: (925) 339-8080 Edit
Address: 21636 KNOLL WAY, Castro Valley, CA 94546 Edit

Jam Construction Castro Valley

Quality

98
84th percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Jam Construction has a BuildZoom score of 98, which places them above 84% of 336,931 contractors in California.

Activity

2 projects
2023
Our building permit records indicate that Jam Construction has worked on at least 2.0 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
$50k-$100k
1 project
$100k-$250k
Value Not Public: 0 projects
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 Jam Construction

Sort by: Notable Notable | Date Date | Job Value Job Value
Building Permit
2022-08-30
Replace/add windows and doors; replace siding 7/26/22; reduce scope work refund $1, 386.19; al
Valuation:
$115,000
Permit #:
172244
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Residential - accessory dwelling unit (adu)
2023-09-14
New plans to be uploaded- needs to be seen by building/planning/fire again. legalize attached adu that includes:1-bedroom 1 bathroom 1-kitchen. its a 1-story living unit - on-crawl space. total proposed area: 609 sf
Valuation:
$117,324
Permit #:
BL-NRES-2023-00114
Status:
filed
Fee:
$1,400
Permit Type:
N/A
Building Type:
N/A
Residential
2023-04-04
Full kitchen remodel family room and laundry remodel
Valuation:
$65,000
Permit #:
BD22-1288
Status:
final
Fee:
$2,186
Permit Type:
Addition remodel
Building Type:
N/A
Building/residential/al/alteration
2020-01-30
Replace and install 1 (nf) french door and 19 (nf) windows enlarge windows 9 10 11 5 & 6 by lowering sill height and re-route electrical outlet
Valuation:
N/A
Permit #:
BIAL20-001063
Status:
final
Fee:
$630
Permit Type:
N/A
Building Type:
N/A
Building Permit
2022-04-06
Nonstructural room remodel one wall - express
Valuation:
$22,480
Permit #:
171097
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Building Permit
2022-05-11
Remodel including kitchen bathroom layout changes elsewhere m c f d
Valuation:
$472,000
Permit #:
171407
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Minor construction
Valuation:
N/A
Permit #:
07BLD172
Status:
final
Fee:
$1,608
Permit Type:
N/A
Building Type:
N/A
Building/residential/al/alteration
2020-06-30
Kitchen remodel same footprint addition island update plumbing and electrical to code
Valuation:
N/A
Permit #:
BIAL20-005071
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A

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