Updated: May 11, 2026
Location and Projects
Address
1618 46TH AVENUE, San Francisco, CA, 94122
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Walsemann Mechanical
Walsemann Mechanical at 1618 46TH AVENUE, San Francisco, CA 94122, held a HVAC/Mechanical Contractor license (#811534) with the California contractors license board with an expiration date of 08-31-2008. We last verified the license was expired on 05-10-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Walsemann Mechanical Contact Information
Phone Number: (415) 531-4540
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Address: 1618 46TH AVENUE, San Francisco, CA 94122
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This is a sample of this contractor's permits. Click here to access their complete permit history.
New bathroom in carriage house
Valuation:
$0
Permit #:
PP20070822802
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Shower pan
Valuation:
$0
Permit #:
PP20070912460
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel existing kitchen and two bathrooms replace sewer
Valuation:
N/A
Permit #:
477295
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel 3 bathrooms and 1 kitchen new gas line
Valuation:
N/A
Permit #:
470174
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel 2 baths kitchen laundry
Valuation:
N/A
Permit #:
487041
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace existing laundry
Valuation:
N/A
Permit #:
480768
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition a bathroom in unit no. 1
Valuation:
N/A
Permit #:
464185
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New 3 bathrooms kitchen & laundry
Valuation:
N/A
Permit #:
PP20080125461
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen and bathroom
Valuation:
N/A
Permit #:
462418
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Comply with 3r-3502 no. 1013211
Valuation:
N/A
Permit #:
462417
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new bathroom in addition
Valuation:
N/A
Permit #:
453021
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Shower pan installation
Valuation:
N/A
Permit #:
471050
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New bathroom addition
Valuation:
N/A
Permit #:
PP200706112484
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new bathroom
Valuation:
N/A
Permit #:
473662
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 2 roof drains
Valuation:
N/A
Permit #:
455580
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new fixtures
Valuation:
N/A
Permit #:
442715
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new fixtures
Valuation:
N/A
Permit #:
442714
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel two bathrooms
Valuation:
N/A
Permit #:
442167
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel 6 units
Valuation:
N/A
Permit #:
470173
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel
Valuation:
N/A
Permit #:
462038
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Walsemann Mechanical Reviews
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Walsemann Mechanical License info
Inactive License
| License # | 811534 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Walsemann Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Walsemann Mechanical, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Old Republic Surety Company |
| Bond Value | $12,500 |
22
Permits
- Building permit records show that Walsemann Mechanical has worked on 22 permitted projects.
Walsemann Mechanical Employees
PW
Peter Mark Walsemann
Sole Owner