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Updated: Jul 22, 2026
Location and Projects
Address
6050 Geary Blvd, San Francisco, CA, 94121
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Shamrock Engineering Concrete
Shamrock Engineering Concrete, 6050 Geary Blvd, San Francisco, CA (Owned by: Joseph Patrick Molloy) holds a General Engineering license and 2 other licenses according to the California license board.
Their BuildZoom score of 101 ranks in the top 12% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Shamrock Engineering Concrete, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Shamrock Engineering Concrete Services
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Shamrock Engineering Concrete Contact Information
Phone Number: (415) 859-8280
Address: 6050 Geary Blvd, San Francisco, CA 94121
Shamrock Engineering Concrete San Francisco
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Shamrock Engineering Concrete has a BuildZoom score of 101, which places them above 88% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
2 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Shamrock Engineering Concrete 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.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
3 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Shamrock Engineering Concrete mostly works on
home addition
projects.
Pricing
|
1 project
|
< $5k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $34,000. 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 Shamrock Engineering Concrete
This is a sample of this contractor's permits. Click here to access their complete permit history.
2-story vertical addition; additon of 1 unit and an 1 adu; sprinkler nfpa13 throughout
Valuation:
$755,000
Permit #:
201806182159
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Revision to 202305157789 to addition new foundation for the house. relocate ground floor bathroom a for new structural work. new lower slab
Valuation:
$80,000
Permit #:
202405081699
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Emergency bracing of unpermitted soldier bms & backfill site to orignial grade w/class ii aggregate. backfill to be compacted with low energy pnfumatic handheld compactor. bench mark survey points to be set at front & rear corner along roof level of property line wall of 122 & 132 elsie st
Valuation:
$50,000
Permit #:
201902082537
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
79 - vacant lot
Erect 4-story (1) basement two-family dwelling. type r-3
Valuation:
$1,300,404
Permit #:
202001091565
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Interior remodel of (e) home relocate entry to side raise (e) roof form horizontal addition @rear relocate front facade excavate basement area to code compliant ceiling height addition garage door @front & one (n) off street parking spot
Valuation:
$500,000
Permit #:
201801098136
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Soft story upgrade of 1st fl per ab-107 ch 4d of san francisco building code 2019 & chapter 34 of california building code 2019
Valuation:
$63,000
Permit #:
202204182379
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Temporary shoring to accommodate excavation for permit application 202001091565
Valuation:
$140,000
Permit #:
202310309739
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
To addition (2) layers of sheetrock at rear walls and tape and paint wall. complaint resolution for # 2022.96250 2 bathroom and 1 kitchen
Valuation:
$500
Permit #:
202302011130
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
06 - laundry/laun...
Revision to pa 200909237457. 1st floor - reconfigure bathroom. 3rd floor - addition half bathroom. new wood siding on east side
Valuation:
$20,000
Permit #:
202010176773
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Temporary shoring & excavation for new building under pa #200909237457
Valuation:
$120,000
Permit #:
201804166409
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
E garage level beam strengthening and lateral strengthening to address soft story
Valuation:
$100,000
Permit #:
202108206860
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
New rear landscape retaining walls. ref pa 2018.0618.2159
Valuation:
$5,000
Permit #:
202508284158
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Demolish 2-story single family dwelling type 5
Valuation:
$15,000
Permit #:
202001091562
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
-
Temporary shoring permit for pa#202108206860
Valuation:
$8,000
Permit #:
202203160179
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Temporary shoring of vacant site site permit 2013-0603-8460. maher na
Valuation:
$64,000
Permit #:
201607202802
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Void infill at entry walkway
Valuation:
$5,000
Permit #:
201807063882
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Convert (e) 1-story over garage single fmaily home to (2) units. renovate/expand building consist of (2) units from basement to 3rd floors & (1) parking space/unit. remove (e) rear wall horizontal expansion into rear yard vertical expansion of (2) stories
Valuation:
$920,000
Permit #:
201603293298
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Chg of use.renovate(e)1st story.upgrade(e)foundation to support 2 new story addition above (e)1st story.install a new elevator, an auto sprinkler sys, new stairs, interior partitions, acoustical ceilings, liting, access restrooms.upgrade(e)power distribution, plum&mech.sys for new renovation&addition wk
Valuation:
$2,000,000
Permit #:
201510068918
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
67 - clinics-medi...
Rear building structure: clarification to inspection correction note dated 8/22/2022 replace rear stair retaining wall and north and west property lines opening at existing building rear wall to be replaced. original permit 202001141833. exterior work only
Valuation:
$5,000
Permit #:
202209082054
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Demolish (e) freestanding structures which includes 3 overhead canopies and attendant kiosk at an (e) gas station. the (e) storage and restroom structure is to remain. 2300sf of demolish work. *no permit for new construction at time of this application. fuel equipment removed on bd2010-238148
Valuation:
$6,000
Permit #:
BD-2019-272708
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Shamrock Engineering Concrete Reviews
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Verified License
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Shamrock Engineering Concrete License info
Verified License
| License # | 730139 |
| Status | Active |
| State | California |
| Type | General Engineering |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Shamrock Engineering Concrete at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 730139 |
| Status | Active |
| State | California |
| Type | General Engineering |
| Class | A |
| Business Type | Sole Ownership |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Shamrock Engineering Concrete with the California Contractors State License Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 826986 |
| Status | Inactive |
| State | California |
| Type | General Engineering, Concrete |
| 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.
Check this license's status for Shamrock Engineering Concrete at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Bonded
| Bonded Agent | Accredited Surety & Casualty Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Everest Premier Insurance Company |
18
Permits
- Building permit records show that Shamrock Engineering Concrete has worked on 18 permitted projects.
Shamrock Engineering Concrete Employees
JM
Joseph Patrick Molloy
Owner