Updated: May 10, 2026
Location and Projects
Address
2236 DERRY WAY, South San Francisco, CA, 94080
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Allen Mechanical Plumbing Co
Allen Mechanical Plumbing Co, 2236 Derry Way, So San Francisco, CA (Owned by: Michael Joseph Allen) holds a Plumbing 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 Allen Mechanical Plumbing Co, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Allen Mechanical Plumbing Co Contact Information
Phone Number: (415) 559-1051
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Address: 2236 DERRY WAY, So San Francisco, CA 94080
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Building Permits by Allen Mechanical Plumbing Co
This is a sample of this contractor's permits. Click here to access their complete permit history.
Work category: 1p; cut and cap off the dwv and water piping to the unauthorized bathroom at the back of the ground floor area. this work is to comply with the n o v complaint # 201806129
Valuation:
N/A
Permit #:
PW20200722158
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; one new bathroom one remodel kitchen one new washer machine location all new water piping
Valuation:
N/A
Permit #:
PW20180722321
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; additional inspection. my original permit expired. this is a final plumbing inspection needed for 1530 - 48th ave. permit # pp20190221362. a now completed full home repair and remodel - dwv-water-gas for a new kitchen and bathrooms
Valuation:
N/A
Permit #:
PW20200601817
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; new dwv & water for a one new gro floor basement bathroom - one new lary room - including various repairs to existing plumbing - new dwv for the outside lightwell and rain liter drains. all work is gro level in conjunction with foation repairs
Valuation:
$0
Permit #:
PW20150829881
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; show bathroom remodel for final inspection and completion. all work was completed inspected and signed off to the rough-in back in 2006 er plumbing permit # 464839 by another contractor. the bathroom finishes have been done and in use for several years but never final inspected. one gas line alteration was noted to be tested upon final - we will show gas line er tes... see more
Valuation:
$0
Permit #:
PW20150407382
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 11p; removal of original 1/2 dc007lf device serving the bar soda dispenser equipement - replaced with a new backflow device watts- rp 009lf. tested and certified by a listed backflow specialist. (another company)
Valuation:
$0
Permit #:
PW20150412527
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; new dwv & water for a one new ground floor basement bathroom - one new laundry room - including various repairs to existing plumbing - new dwv for the outside lightwell and rain liter drains. all work is ground level in conjunction with foundation repairs
Valuation:
N/A
Permit #:
PW20150829881
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 11p; removal of original 1/2 dc007lf device serving the bar soda dispenser equipement - replaced with a new backflow device watts- rp 009lf. tested and certified by a listed backflow specialist. (another company)
Valuation:
N/A
Permit #:
PW20150412527
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; show bathroom remodel for final inspection and completion. all work was completed inspected and signed off to the rough-in back in 2006 under plumbing permit # 464839 by another contractor. the bathroom finishes have been done and in use for several years but never final inspected. one gas line alteration was noted to be tested upon final - we will show gas line und... see more
Valuation:
N/A
Permit #:
PW20150407382
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; work to comply with physical inspection report # cc - 8092 (plumbing report) 367 - 369 - 371 - 373
Valuation:
$0
Permit #:
PW20160819898
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; replacement of sewer lateral and house trap as needed to cast iron. new dwv for a bathroom and rain ilter connections
Valuation:
N/A
Permit #:
PW20160712906
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; full remodel - two bathrooms. bathroom one: one shower one toilet one vanity sink. bathroom two: one toilet one vanity sink. move existing house vent and a new roof drain
Valuation:
$0
Permit #:
PW20130710814
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; full remodel - two bathrooms. bathroom one: one shower one toilet one vanity sink. bathroom two: one toilet one vanity sink. move existing house vent and a new roof drain
Valuation:
N/A
Permit #:
PW20130710814
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; alter repair and replace the existing 5 clay sewer pipe passing through the back of this property : was previously a shared common sewer with both adjacent neighbors
Valuation:
$0
Permit #:
PW20110824262
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 6pa; separation of cold and hot water from previously shared meter with other commercial space. basement area connections
Valuation:
$0
Permit #:
PW20121127255
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; one bathroom remodel - toilet tub sink. one lary sink repair
Valuation:
$0
Permit #:
PW20141125165
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; added project scope: existiing bathroom renovation. remodel bathroom (shower toilet sink) with aditional sink
Valuation:
$0
Permit #:
PW20121204418
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 6pa; separation of cold and hot water use only. previously shared water meter with another commercial space
Valuation:
$0
Permit #:
PW20121126198
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; work to comply with physical inspection report # cc - 8092 (plumbing report) 367 - 369 - 371 - 373
Valuation:
N/A
Permit #:
PW20160819898
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 6pa; separation of cold and hot water from previously shared meter with other commercial space. basement area connections
Valuation:
N/A
Permit #:
PW20121127255
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Allen Mechanical Plumbing Co License info
Verified License
| License # | 611082 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Allen Mechanical Plumbing Co at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
121
Permits
- Building permit records show that Allen Mechanical Plumbing Co has worked on 121 permitted projects.
Allen Mechanical Plumbing Co Employees
MA
Michael Joseph Allen
Owner