Updated: Feb 05, 2026
Location and Projects
Address
239 SUNSET BLVD, Hayward, CA, 94541
Use our bidding system to
request a quote
Only One Construction Co
Only One Construction Co, 239 Sunset Blvd, Hayward, CA (Employees: Jose Jorge Ramon, Juan Garcia Jr, and Juan Garcia Jr) holds a General Building license according to the California license board.
Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Only One Construction Co, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Only One Construction Co 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
Roofing
Hardwood Flooring
Carpets
Laminate Flooring
Other Flooring
Framing
Wood Fences
Backsplash and Countertops
Stonework
Tile Flooring
Other Stone and Tile
Drywall
Interior Plaster
Brick and Blockwork
Other Masonry
Flatwork Concrete
Foundations
Other Concrete
Demolition
Paving, Driveways, and Side...
Excavation and Grading
Only One Construction Co Contact Information
Phone Number: (510) 750-5891
Address: 239 SUNSET BLVD, Hayward, CA 94541
Only One Construction Co Hayward
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Only One Construction Co has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Only One Construction Co has worked on at least
1.0 project over the past year.
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 |
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 Only One Construction Co
This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove 320 sf attached patio cover
Valuation:
$1,000
Permit #:
BLD2025-06462
Status:
complete
Fee:
$353
Permit Type:
Other
Building Type:
N/A
Refer to ble2017-00044 & ble2018-00047. minor tenant improvement to existing onyx day spa legalize interior remodel. provide accessibility requirements. 20993 redwood rd (963 sf) 20999 redwood rd (826 sf)
Valuation:
N/A
Permit #:
BLD2018-03337
Status:
complete
Fee:
N/A
Permit Type:
Simple permit
Building Type:
N/A
Remove existing roof replace with new composition shingles
Valuation:
$8,000
Permit #:
201802379
Status:
complete
Fee:
$386
Permit Type:
Residential reroof
Building Type:
N/A
New exterior addition laundry room 60 sqft at rear ofproperty
Valuation:
$10,000
Permit #:
201802125
Status:
complete
Fee:
$740
Permit Type:
Residential room ...
Building Type:
N/A
Remodel laundry room: replace sheetrock, rewire 2 circuits new gas line (60sf)complete copper repipe upgrade electrical service to 100amps replace subpanel replace 40 gallon water heater
Valuation:
N/A
Permit #:
BLD2014-01965
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building - tear off existing roof re-roof with approx 30 squares of class a comparable shingles. note: this is in the wui area. (rgs)
Valuation:
N/A
Permit #:
BLD2015-04092
Status:
final
Fee:
$352
Permit Type:
N/A
Building Type:
N/A
New electrical repair sheathing damaged framing, addnew headers @ (e) windows
Valuation:
$0
Permit #:
201602274
Status:
ISSUED
Fee:
$559
Permit Type:
N/A
Building Type:
N/A
Bld- front facade- replace wood siding at the front (appox 675 sq ft) with stucco. (tj)
Valuation:
N/A
Permit #:
BLD2014-01691
Status:
final
Fee:
$168
Permit Type:
N/A
Building Type:
N/A
Remove existing roof replace with new composition shingles
Valuation:
$8,000
Permit #:
201802379
Status:
complete
Fee:
$386
Permit Type:
Residential reroof
Building Type:
N/A
Replace electrical panel for new 125 amp servicemain panel
Valuation:
$1,200
Permit #:
201706713
Status:
issued
Fee:
$335
Permit Type:
Electrical permit
Building Type:
N/A
Master bathroom partial remodel 20 sq. remove and replace toilet replace cabinet and floor replacing fixtures and adding skylight (14"). replacing shower door only. adding new fan (no light)
Valuation:
N/A
Permit #:
BLD2008-02622
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hall bathroom partial remodel 25 sq. remove and replace toilet replace cabinet and floor replacing fixtures and adding skylight (14"). replacing shower door only. replacing fan (no light)
Valuation:
N/A
Permit #:
BLD2009-01153
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New electrical repair sheathing damaged framing, addnew headers @ (e) windows
Valuation:
$10,000
Permit #:
201602274
Status:
complete
Fee:
$559
Permit Type:
Residential remodel
Building Type:
N/A
Tear off existing comparable shingle install new comparable shingle
Valuation:
$5,500
Permit #:
201705841
Status:
complete
Fee:
$398
Permit Type:
Residential reroof
Building Type:
N/A
Replace perimeter foundation 2 story single family dwelling. addition 3-22-04: replace 5 windows with aluminum sliders on lower level
Valuation:
$14,000
Permit #:
RB0400585
Status:
final
Fee:
$765
Permit Type:
N/A
Building Type:
N/A
Remodel hall bathroom - 40 sq ft. install new exhaust fan
Valuation:
N/A
Permit #:
BLD2014-01741
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2008-2091
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2008-2093
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing related to install 14" skylight in bathroom replace bad wood in affected areas in bath and
Valuation:
$0
Permit #:
BI-2008-2094
Status:
final
Fee:
$133
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2008-4128
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Only One Construction Co Reviews
BuildZoom hasn't received any reviews for Only One Construction Co. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Only One Construction Co License info
Verified License
| License # | 831498 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Partnership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Only One Construction Co at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | Business Alliance Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Siriuspoint America Insurance Company |
16
Permits
- Building permit records show that Only One Construction Co has worked on 16 permitted projects.
Only One Construction Co Employees
JR
Jose Jorge Ramon
General Partner
JJ
Juan Garcia Jr
Qualify Partner
JJ
Juan Garcia Jr
Qualify Partner