Updated: Jul 03, 2026
Location and Projects
Address
1018 NORTH RANCHO ROAD, El Sobrante, CA, 94803
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S K BUILDERS Construction
Serving the El Sobrante, California area, S K Builders has over three decades of experience in the construction industry. The company works with homeowners and property managers on a range of residential projects, utilizing established methods and industry-standard materials. Based in El Sobrante, S K Builders handles projects throughout the local area, assisting with new construction, additions, and renovation work. Their longevity in the field reflects a stable presence in the Bay Area’s residential construction sector. With 34 years of experience, S K Builders focuses on delivering project solutions for single-family homes as well as other residential properties.
S K BUILDERS Services
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S K BUILDERS Contact Information
Phone Number: (760) 705-3901
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Address: 1018 NORTH RANCHO ROAD, El Sobrante, CA 94803
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S K BUILDERS El Sobrante
Quality
99
85th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
S K BUILDERS has a BuildZoom score of 99, which places them above 85% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
1 project
|
2024 |
Our building permit records indicate that S K BUILDERS has worked on at least
2.0 projects over the past 2 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-$20k |
|
1 project
|
$20k-$50k |
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
1) kitchen remodel: - new cabinets and granite countertop change like to like. - new appliances and hood - stove and refrigerator new location - new kitchen island - electrical update - existing bathroom remodel with new fixtures and finish. - water line repipe - new interior floor and interior paint
Valuation:
$30,000
Permit #:
BRALT-25-0409
Status:
triage
Fee:
$139
Permit Type:
Interior remodel
Building Type:
N/A
Remove and replace (20) existing windows changing (2) windows in bedrooms for egress requirements. frame out (1) additional window in basement to match (2) existing. living room windows to increase in width remove and replace master bedroom patio door.remove and replace siding shingles trim and water table removed.new trim and lap siding. new stucco and sheathing. remove and replace e... see more
Valuation:
N/A
Permit #:
BIAD20-007815
Status:
final
Fee:
$3,334
Permit Type:
N/A
Building Type:
N/A
(rbc) - building residential combo alteration- 1 & 2 unit residential (building)
2022-06-09
Single family dwelling remodel to include: combine 2 bedrooms into 1 master suite remodel/relocate 2 existing baths and closets. changes to wall layout. scope includes 1 new exterior deck with stairs (off master suite) new sliding doors at newly created master suite and window replacements. mechanical plumbing & electrical included for new and relocated fixtures appliances circuits li... see more
Valuation:
$115,000
Permit #:
RBC1903944
Status:
complete
Fee:
$5,769
Permit Type:
N/A
Building Type:
N/A
(p) - plumbing - 3+ residential units or commercial (building)
2019-07-02
6/25/2018 revised: addition (5) floor sinks (5) ejectors plumbing to complete b1505289 01/12/16: convert building ( c.o. 1964 f-2 occupancy under 1964 ubc for office retail warehouse printing plant factories and storage using material not highly flammable or combustible) to agricultural growth facility for cannibus//hemp product
Valuation:
N/A
Permit #:
P1702521
Status:
final
Fee:
$981
Permit Type:
N/A
Building Type:
N/A
(e) - electrical - 3+ residential units or commercial (building)
2019-07-02
Electrical to complete b1505289 01/12/16: convert building ( c.o. 1964 f-2 occupancy under 1964 ubc for office retail warehouse printing plant factories and storage using material not highly flammable or combustible) to agricultural growth facility for cannibus//hemp product. 1/9/19 revised to include work from permit e1802122. 6-21-19 additional 58 lights 29 receptacles & 2 instant h... see more
Valuation:
N/A
Permit #:
E1703258
Status:
final
Fee:
$2,770
Permit Type:
N/A
Building Type:
N/A
(b) - building alteration - 3+ residential units or commercial (building)
2022-03-13
Install new commercial kitchen for production of cannabis-infused consumables. port of oakland approval. co1800222 07/17/19 rev #1 room use change 09/23/19 rev #2 roof vents for stove/oven
Valuation:
$1,200,000
Permit #:
B1804568
Status:
expired
Fee:
$48,317
Permit Type:
N/A
Building Type:
N/A
Bathroom #2 remodel: new tile in shower , new toilet and new vanity. no mechanical or electrical. no exterior changes
Valuation:
$5,000
Permit #:
BIAL21-014152
Status:
final
Fee:
$472
Permit Type:
N/A
Building Type:
N/A
(m) - mechanical - 3+ residential units or commercial (building)
2019-06-20
Mechanical to convert building ( c.o. 1964 f-2 occupancy under 1964 ubc for office retail warehouse printing plant factories and storage using material not highly flammable or combustible) to agricultural growth facility for cannibus//hemp product
Valuation:
N/A
Permit #:
M1801348
Status:
final
Fee:
$4,235
Permit Type:
N/A
Building Type:
N/A
Water backflow on property only. sl & x required beyond pl. overflow device may be needed. if working within 25 feet of a monument you must comply with state law 8771 contact the inspector prior to starting excavation: minimum $5 800.00 fine for non-compliance. usa # and date must be provided in order to have a permit issued. permit valid for 90 days. call pwa inspection prior to star... see more
Valuation:
N/A
Permit #:
SL1802199
Status:
final
Fee:
$476
Permit Type:
N/A
Building Type:
N/A
New 200 amp main panel 5/12/21 revision: adding outlets switches and lights to entire house. gs
Valuation:
N/A
Permit #:
BIE21-002385
Status:
final
Fee:
$311
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel, remove nonbearing partition walls, window replacement. bath remodel, create new bath within existing footprint. reframe, sheath & stucco exterior, partial foundation repair. 200amp electrical panel upgrade.
Valuation:
$98,000
Permit #:
B2018-00479
Status:
final
Fee:
$5,419
Permit Type:
Alteration
Building Type:
N/A
Kitchen remodel remove nonbearing partition walls window replacement. bathroom remodel create new bathroom within existing footprint. reframe sheath & stucco exterior partial foundation repair. 200amp electrical panel upgrade
Valuation:
$98,000
Permit #:
B2018-00479
Status:
final
Fee:
$5,419
Permit Type:
N/A
Building Type:
N/A
Mpu 125a to 200a
Valuation:
$15,000
Permit #:
E23-0338
Status:
final
Fee:
$97
Permit Type:
Electrical
Building Type:
N/A
(b) - building alteration - 3+ residential units or commercial (building)
2019-07-17
Up-grade 4 bathrooms on the 1st and 2nd floor; install partition wall and adjust t-bar ceiling per plans
Valuation:
$49,823
Permit #:
B1901828
Status:
final
Fee:
$2,754
Permit Type:
N/A
Building Type:
N/A
(e) - electrical - 3+ residential units or commercial (building)
2021-12-16
Electrical related to interior tenant improvement for grow facility. 1/3/2019 revised: 1600 amp switchgear related to grow facility
Valuation:
N/A
Permit #:
E1802155
Status:
final
Fee:
$8,595
Permit Type:
N/A
Building Type:
N/A
(e) - electrical - 3+ residential units or commercial (building)
2018-05-29
Install (1) receptacle related to air filtration system for odor mitigation related to cannibus packaging at suite #200
Valuation:
N/A
Permit #:
E1801966
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace sink and tub for single family dwelling sheetrock to remain. 5/16/18 plumbing bathroom and kitchen remodel with replacement of sheetrock no change to wall layout
Valuation:
N/A
Permit #:
RP1800516
Status:
final
Fee:
$514
Permit Type:
N/A
Building Type:
N/A
Unit 239 - bathroom remodel no extension. or structural changes. retile tub/shower wall. new shower mixer. r/r water closet. new ceiling light & fan w separate switches. (bldg. m. e. p.)
Valuation:
$7,000
Permit #:
CB17-0190
Status:
final
Fee:
$1,195
Permit Type:
N/A
Building Type:
N/A
Upper floor bathroom new layout kitchen layout remodel, e wall between kitchen and living room to be removed e wall between staircase and living room to be removed e decorative fireplace to be removed
Valuation:
$44,350
Permit #:
201506118771
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Tear off roof on dwelling apply plywood and install 30yr comparable roof. elect service upgrade125amp and addition (5) 15-20amp circuits for lighting and switches. replace 1 bedroom window - must meet egress req'ments
Valuation:
$10,000
Permit #:
BLD2014-00076
Status:
filed
Fee:
$833
Permit Type:
N/A
Building Type:
N/A
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S K BUILDERS License info
Verified License
| License # | 815634 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for S K BUILDERS at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 989841 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for S K BUILDERS 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 | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
90
Permits
- Building permit records show that S K BUILDERS has worked on 90 permitted projects.
S K BUILDERS Employees
JS
Joseph Anthony Sarapochillo
Rmo / Ceo / Pres
LS
Laura Ambrose Nasc Sarapochillo
Ceo / President
MK
Martin Kaufman
Officer
RF
Rafael Antonio Flores
Sole Owner