Updated: Mar 06, 2026
Location and Projects
Address
21 PATTERSON ST, San Francisco, CA, 94124
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Korotkin Associates Landscape Contractor
Korotkin Associates Inc, 21 Patterson St, San Francisco, CA (Employee: Sharon Ann Korotkin) holds a Landscaping license according to the California license board.
Their BuildZoom score of 96 ranks in the top 20% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Korotkin Associates Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Korotkin Associates Inc Services
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Korotkin Associates Inc Contact Information
Phone Number: (510) 301-6709
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Address: 21 PATTERSON ST, San Francisco, CA 94124
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Building Permits by Korotkin Associates Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replacement of existing fence at rear 6 ht and 2 lattice on top. approx 63 ln ft. fence is on property line and will benefit 209 fair oaks and 3631-35 23rd st owners
Valuation:
$10,000
Permit #:
201409126176
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Excavation of approx. 38 l.f. trench (12"x20"). installation of approx 38 l.f. of gas line for future fire pit and outdoor kitchen. work performed in backyard
Valuation:
$2,850
Permit #:
201505045254
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Replacement of existing fence at rear approx 33 line feet of regular 6 ht fence with 2 lattice on top. total height to be 8. fence is on property line
Valuation:
$6,281
Permit #:
201409126178
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Installation of approx 38lf of 1-1/4in gas line building pa # 201505045254
Valuation:
$0
Permit #:
PP20150504258
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Park a dumpster for landscaping project on the east side of jefferson 3-4-02 west side of clay 3-11-02 north side of 12th st 3-5-02 red zone parking app. fed building management
Valuation:
N/A
Permit #:
OB020216
Status:
issued
Fee:
$23
Permit Type:
N/A
Building Type:
N/A
Park a dumpster for landscaping project on the east side of jefferson 3-4-02 west side of clay 3-11-02 north side of 12th st 3-5-02 red zone parking app. fed building management
Valuation:
N/A
Permit #:
OB020216
Status:
PERMIT ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Concrete pier and timber retaining wall.
Valuation:
$5,000
Permit #:
RB9602680
Status:
Expired
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Exterior landscape irrigation drip line polypie 1/4 polypie. valve pvc pipe irrigation
Valuation:
N/A
Permit #:
368417
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 3 backflow prev. devices
Valuation:
$0
Permit #:
P9501401
Status:
Expired
Fee:
$43
Permit Type:
N/A
Building Type:
N/A
Connecting to city storm drain - additional inspection for no. 460051
Valuation:
N/A
Permit #:
460950
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Connecting landsape drainage
Valuation:
N/A
Permit #:
460051
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of area drain
Valuation:
N/A
Permit #:
367143
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install a new concrete retaining wall in rear yard
Valuation:
$7,200
Permit #:
200011024760
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Wood fence wood retaining wall
Valuation:
$15,000
Permit #:
200009201086
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Installation of approx 38lf of 1-1/4in gas line building pa # 201505045254
Valuation:
N/A
Permit #:
PP20150504258
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Korotkin Associates Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Korotkin Associates Inc License info
Verified License
| License # | 495629 |
| Status | Active |
| State | California |
| Type | Landscaping |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Korotkin Associates Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Falls Lake Fire & Casualty Company |
11
Permits
- Building permit records show that Korotkin Associates Inc has worked on 11 permitted projects.
Korotkin Associates Inc Employees
SK
Sharon Ann Korotkin
Sole Owner