Updated: May 28, 2026
Location and Projects
Address
PO BOX 31887, San Francisco, CA, 94131
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Alum Rock Construction
Serving the San Francisco Bay Area, Alum Rock Construction focuses on residential remodeling and renovation projects. The company’s portfolio highlights work on kitchen updates, bathroom renovations, and interior remodeling for single-family homes. Project examples indicate experience with open-concept living spaces, custom cabinetry, tile installations, and fixture upgrades. Alum Rock Construction works with homeowners in San Francisco and nearby neighborhoods, managing projects from initial demolition through final finishes. With two years in operation, the company emphasizes clear communication with clients throughout each phase of construction.
Alum Rock Construction Services
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Alum Rock Construction Contact Information
Phone Number: (415) 840-4269
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Address: PO BOX 31887, San Francisco, CA 94131
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Alum Rock Construction San Francisco
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Alum Rock Construction has a BuildZoom score of 102, which places them above 89% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
2 projects
|
2024 |
Our building permit records indicate that Alum Rock Construction has worked on at least
6.0 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
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$500k-$1mil |
|
1 project
|
$1mil+ |
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 Alum Rock Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Tenant improvement for move-in of new restaurant olhso steakhouse at 1804 sqft to include the indoor dining area. architectural: new dining area and ktichen hoods electrical: new lighting and outlet locations plumbing: new kitchen equipment mechanical: new duct work revision #1: updated site plan to reflect that any use of the rear patio on adjacent parcel is prohibited and is not par... see more
Valuation:
$543,509
Permit #:
BD-2024-293740
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement. for new restaurant olhso steakhouse (4399 sf) to include the front entrance kitchen and bathrooms: (n) bar area kitchen with type 1 hood ada restrooms (n) lighting and outlet locations (n) plumbing for restroom and kitchen/bar equipment (n) duct work for (e) hvac revision #1: updated site plan to reflect that any use of the rear patio on adjacent parcel is prohibit... see more
Valuation:
$1,156,717
Permit #:
BD-2023-292238
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit 704- proposed interor remodel of the top floor corner condo in an (e) 7 story mixed use buliding. (n) millwork light fixtures and w&d. extended main closet and remodeled bathrooms. (n) buffet sink and (n) window treatment
Valuation:
$70,000
Permit #:
202411265717
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
#704: replacement of light fixtures outlects addition recess lighting and update and addition of fixtures in hallway and closet. 25 lights 8 switches 5 receptacles
Valuation:
N/A
Permit #:
E20250313920
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and demolish old cabinets and countertops. replace sinks and stove and outlets. hood replacement floor/tile replacement. drywall repairs as needed. all work at one kitchen on 2nd floor
Valuation:
$40,000
Permit #:
202407237115
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Replace tub with shower pan and replace toilet/vanity addition wet sink to living room
Valuation:
N/A
Permit #:
PP20250313076
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel update plugs 4 receptacles 1 fan and 1 dishwasher
Valuation:
N/A
Permit #:
E202408166281
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel. water line connecture gas line update repair
Valuation:
N/A
Permit #:
PP20240816440
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Move gfci to new vanity location. relocate vanity light
Valuation:
N/A
Permit #:
E202309089245
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Toilet relocation and shower pan and vanity install
Valuation:
N/A
Permit #:
PP20230908905
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel replace tile shower vanity and toilet
Valuation:
$35,832
Permit #:
202308144395
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Addition of light ceiling fan and outlets for room bedroom and bathroom addition per plans. (10) lights (10) switches (10) receptacles (2) fans
Valuation:
N/A
Permit #:
E202512167778
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing for bathroom addition in garage and addition 1/2 bathroom upstair toilet and vanity. undergroud work (1) shower pan
Valuation:
N/A
Permit #:
PP20251216409
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Alum Rock Construction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Alum Rock Construction License info
Verified License
| License # | 1102273 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Alum Rock Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Berkshire Hathaway Direct Insurance Company |
6
Permits
- Building permit records show that Alum Rock Construction has worked on 6 permitted projects.
Alum Rock Construction Employees
AY
Andrew Gen Pak Yee
Sole Owner