Updated: May 01, 2026
Location and Projects
Address
3681 21st Street, Lafayette, CA, 94549
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RF Clark of San Francisco Construction
RF Clark of San Francisco, 3681 21st St, Lafayette, CA (Owned by: Stephen Clark) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring RF Clark of San Francisco, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
RF Clark of San Francisco Services
Start a project today:
Custom Home Build
New Home Construction
Medium Multi-Family New Con...
Other Residential New Const...
Multi-Room Remodel
Kitchen Remodel
Bathroom Remodel
Basement Remodel
Medium Multi-Family Remodel...
Other Residential Remodel
Office Renovation
Restaurant Renovation
Retail Renovation
Other Commercial Renovation
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Framing
Wood Fences
Backsplash and Countertops
Stonework
Tile Flooring
Other Stone and Tile
Drywall
Interior Plaster
Demolition
Paving, Driveways, and Side...
Excavation and Grading
Other Site Work
Garage Construction
Gutters and Flashing
Other Commercial New Constr...
Addition
RF Clark of San Francisco Contact Information
Phone Number: (415) 694-9963
Address: 3681 21st Street, Lafayette, CA 94549
RF Clark of San Francisco Lafayette
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
RF Clark of San Francisco has a BuildZoom score of 99, which places them above 85% of 336,931 contractors in California.
Activity
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that RF Clark of San Francisco has worked on at least
2.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$50k-$100k |
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 RF Clark of San Francisco
This is a sample of this contractor's permits. Click here to access their complete permit history.
383 s.f. addition to existing single story wood framed dwelling. a wood framed raised deck shall be built off the rear of the home. (foundation work covered under separate permit see permit # bifd24-001309)
Valuation:
N/A
Permit #:
BIAD24-001730
Status:
final
Fee:
$3,792
Permit Type:
N/A
Building Type:
N/A
Pg&e requires main panel to be moved to comply with current requirements in green book. main panel is currently at bottom of exterior stairs
Valuation:
$3,000
Permit #:
BIE23-012761
Status:
approved
Fee:
$172
Permit Type:
N/A
Building Type:
N/A
Non-structural kitchen and bathroom remodel for unit 6047 in fourplex. no exterior work and no change to wall layout. (no work on units 6045 6049 or 6051). 3/13/18: added scope to include replacing 7 windows filling in the framing for 3 other windows and interior remodel to create additional bedroom and bathroom within existing footprint. all work limited to unit 6047 only. drx180493
Valuation:
$38,000
Permit #:
RB1800983
Status:
final
Fee:
$1,608
Permit Type:
N/A
Building Type:
N/A
Replace (8) windows in front of building. max u-factor 0.32 or better. replace aluminum sliders w wooden clad casemont windows
Valuation:
$60,000
Permit #:
202002245183
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Existing roof which is approximately 1200 square feet needs to be replaced. it is a flat roof that will be tourch blown *19 squares* *cool roof or cool roof exception is required at final*
Valuation:
$8,000
Permit #:
BIRR23-012741
Status:
final
Fee:
$459
Permit Type:
N/A
Building Type:
N/A
Mechanical to construct 60 sf addition (by enclosing rear patio) onto single family dwelling to enlarge bathroom. scope also include interior remodel of 2 bathrooms hallway building out closet in master bedroom and replacing windows at rear in area of construction
Valuation:
N/A
Permit #:
RM1901403
Status:
final
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
Plumbing for non-structural kitchen and bathroom remodel for unit 6047 in fourplex. includes water heater washer gas dryer & gas test. no work to tub/shower. no exterior work and no change to wall layout. (no work on units 6045 6049 or 6051)
Valuation:
N/A
Permit #:
RP1800664
Status:
final
Fee:
$493
Permit Type:
N/A
Building Type:
N/A
(re) - electrical - 1 & 2 unit residential (building)
2019-01-25
Electrical for on-structural kitchen and bathroom remodel for unit 6047 in fourplex. includes replacement of all switches lights & receptacles in unit. no exterior work and no change to wall layout. (no work on units 6045 6049 or 6051)
Valuation:
N/A
Permit #:
RE1800922
Status:
final
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
Construct 60 sf addition (by enclosing rear patio) onto single family dwelling to enlarge bathroom. scope also include interior remodel of 2 bathrooms hallway building out closet in master bedroom and replacing windows at rear in area of construction
Valuation:
$75,000
Permit #:
RB1803188
Status:
expired
Fee:
$4,354
Permit Type:
N/A
Building Type:
N/A
442 sqft addition to single family residence above existing garage
Valuation:
$65,000
Permit #:
BIAD23-005195
Status:
issued
Fee:
$3,241
Permit Type:
N/A
Building Type:
N/A
Plumbingconstruct 60 sf addition (by enclosing rear patio) onto single family dwelling to enlarge bathroom. scope also include interior remodel of 2 bathrooms hallway building out closet in master bedroom and replacing windows at rear in area of construction
Valuation:
N/A
Permit #:
RP1802304
Status:
issued
Fee:
$425
Permit Type:
N/A
Building Type:
N/A
Plumbing for non-structural kitchen and bathroom remodel for unit 6047 in fourplex. includes water heater washer gas dryer & gas test. no work to tub/shower. no exterior work and no change to wall layout. (no work on units 6045 6049 or 6051)
Valuation:
N/A
Permit #:
RP1800664
Status:
final
Fee:
$493
Permit Type:
N/A
Building Type:
N/A
Non-structural kitchen and bathroom remodel for unit 6047 in fourplex. no exterior work and no change to wall layout. (no work on units 6045 6049 or 6051). 3/13/18: added scope to include replacing 7 windows filling in the framing for 3 other windows and interior remodel to create additional bedroom and bathroom within existing footprint. all work limited to unit 6047 only. drx180493
Valuation:
$38,000
Permit #:
RB1800983
Status:
final
Fee:
$1,608
Permit Type:
N/A
Building Type:
N/A
(rm) - mechanical - 1 & 2 unit residential (building)
2019-01-25
Wall furnace & kitchen bathroom & laundry exhausts for unit 6047 in fourplex. no exterior work and no change to wall layout. (no work on units 6045 6049 or 6051)
Valuation:
N/A
Permit #:
RM1800626
Status:
final
Fee:
$395
Permit Type:
N/A
Building Type:
N/A
(re) - electrical - 1 & 2 unit residential (building)
2019-01-30
200amp main service upgrade and relocation at existing single family dwelling
Valuation:
N/A
Permit #:
RE1900327
Status:
expired
Fee:
$311
Permit Type:
N/A
Building Type:
N/A
Revision to b191008 revise roof line for addition with skylight
Valuation:
$5,000
Permit #:
R19505
Status:
triage
Fee:
$56
Permit Type:
N/A
Building Type:
N/A
Revision to b190937 addition structural beams to kitchen
Valuation:
$7,000
Permit #:
R19386
Status:
triage
Fee:
$696
Permit Type:
N/A
Building Type:
N/A
Building new construction additions alterations or sign
2019-11-15
Interior demolish ("bedroom 3 on plans - main house)
Valuation:
$3,000
Permit #:
B191167
Status:
final
Fee:
$204
Permit Type:
Alteration
Building Type:
N/A
Building new construction additions alterations or sign
2018-10-09
Residential addition
Valuation:
$210,000
Permit #:
B171537
Status:
final
Fee:
$10,939
Permit Type:
Addition
Building Type:
N/A
Revision to b171537 drainage plan for perimeter of house
Valuation:
$10,000
Permit #:
R18320
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
RF Clark of San Francisco Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
RF Clark of San Francisco License info
Verified License
| License # | 1061120 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for RF Clark of San Francisco at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 354264 |
| Status | Active |
| State | California |
| Type | General Building, Plumbing, Electrical |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for RF Clark of San Francisco at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Falls Lake Fire & Casualty Company |
32
Permits
- Building permit records show that RF Clark of San Francisco has worked on 32 permitted projects.
RF Clark of San Francisco Employees
RC
Raymond Francis Clark
Deceased
SC
Stephen Charles Clark
Sole Owner
SC
Stephen Clark
Owner