Updated: Jun 12, 2026
Location and Projects
Address
11 Keystone Way, San Francisco, CA, 94127
Use our bidding system to
request a quote
GJ Construction
GJ Construction, 11 Keystone Way, San Francisco, CA (Owned by: Gregory Richard Jones) holds a General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 110 ranks in the top 4% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring GJ Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
GJ Construction Services
Start a project today:
Custom Home Build
New Home Construction
Medium Multi-Family New Con...
Other Residential New Const...
Restaurant New Construction
Retail New Construction
Office Building New Constru...
Industrial New Construction
Hotel New Construction
Warehouse New Construction
Other Commercial New Constr...
Small Multi-Family New Cons...
Modular Home Construction
Large Multi-Family New Cons...
Healthcare Facility New Con...
GJ Construction Contact Information
Phone Number: (415) 994-8284
Address: 11 Keystone Way, San Francisco, CA 94127
GJ Construction San Francisco
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
GJ Construction has a BuildZoom score of 110, which places them above 96% of 336,931 contractors in California.
Activity
|
13 projects
|
2025 |
|
3 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that GJ Construction has worked on at least
20.0 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
|
7 projects
|
Commercial Renovations |
|
3 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that GJ Construction mostly works on
commercial renovation
and kitchen remodel
projects.
Pricing
|
3 projects
|
< $5k |
|
5 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $20,695. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Repair for fire damage at rear covered porch to compliance with current building codes including covered porch floor framing and (e) top stair landing. review of (e) structure or lateral analysis is not part of this scope. work not visible from street. comply with 202038901 #3
Valuation:
$10,000
Permit #:
202410082516
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Rehab bathroom in kind. includes flooring toilet lights fan sink sheetrock valves. tub to stay. everything to say in the same place. no wall alterations. new fan installation new switch and plugs
Valuation:
N/A
Permit #:
E202504011331
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Water damaged repair to windows on 5th 4th and 3rd floor. replace sheetrock at walls and ceiling. replace falshing waterproof windows repair 15sf of stucco. reinstall (e) windows. work to be at courtyard
Valuation:
$40,000
Permit #:
202507080342
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Rehab bathroom in kind. toilet lights fan sink new water valve new tub new toilet and sink. using existing drain and water lines
Valuation:
N/A
Permit #:
PP20250401405
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
4 windows replacement from alumnim to wood aluminum clad in kind facing street. same size same locations max u-factor 0.30
Valuation:
$5,000
Permit #:
202503182449
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Comply with 202038901 202038872 202038473 and unit remodel in kin. bathroom refresh kitchen refresh new flooring update electrical paint. unit b 2/f only
Valuation:
$70,000
Permit #:
202412116585
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Rehab bathroom in kind. includes flooring toilet lights fan sink sheetrock valves. tub to stay. everything to say in the same place. no wall alterations
Valuation:
$15,000
Permit #:
202411144993
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Exploratory demolish for state bill 721 access for engineer. an 24"24 opening on balconies. on the lower sections and patch to match existing. no arch change
Valuation:
$2,500
Permit #:
202407116278
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Exploratory demolish for state bill 721 access for engineer. an 24"24 opening on balconies. on the lower sections and patch to match existing. no arch change
Valuation:
$2,500
Permit #:
202407116277
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Demolish. of (e) storage structure within rear yard (pa#201909192158) & construction of a one-story 782 square-foot horizontal addition within the buildable area of the parcel. constriction of a 30 square-foot horizontal addition to enlarge an (e) bathroom & additional interior renovations
Valuation:
$150,000
Permit #:
201802010167
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Building 4 new medical rooms new sink new outlets new lig
Valuation:
$25,000
Permit #:
B2503-162
Status:
issued
Fee:
$1,849
Permit Type:
Alter-commercial
Building Type:
N/A
Expand storge room & demolish bathroom
Valuation:
$30,000
Permit #:
B2504-0186
Status:
final
Fee:
$894
Permit Type:
N/A
Building Type:
N/A
Renovate (e) leasing office business center & fitness areas remodel 2 ada bathrooms remove misc partitons install millwork at entry hall and business center and replace 2 doors at entry
Valuation:
$64,407
Permit #:
202211297300
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Unit b. electrical upgrade lights switches plugs and new subpanel. 8 circuts 5 lights 6 switches 15 receptacls 1 fan 1 d/w 2 s/d
Valuation:
N/A
Permit #:
E202412118714
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove sheet rock from walls inside all appartments and levels at kitchen living room bedrooms. then replace all sheet rock in kind
Valuation:
$3,000
Permit #:
202406043697
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Kitchen and bathroom refresh. new angle stops new shower valve new toilet new hand sink new tub
Valuation:
N/A
Permit #:
PP20241211500
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior remodel enlarged southwest lightwell w/roof deck infill souteast lightwell new & replacement windows new siding @ rear. permitting rear 3 e rooms on 2nd fl as bedrooms for assessor and dbi record
Valuation:
$156,429
Permit #:
202212148294
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
7/flr- unit #602: interior renovations renovate kitchen & bathroom addition new bathroom mep no change to fixtures structurl areas
Valuation:
$246,000
Permit #:
202304105373
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
11/flr (suites 1100 1125 & 1150): tenant improvement including demolish & construction of partitions doors ceilings lighting millwork retrooms and finishes
Valuation:
$657,716
Permit #:
202212228926
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Upgrade (e) fire alarm system to comply with sffc section 1103.7.6.1. repl 4 smokes 3 pulls 4 horn/strobes. addition 2 pulls 16 lf sounders in a non-sprinklered building
Valuation:
$20,695
Permit #:
202305127665
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
GJ Construction Reviews
BuildZoom hasn't received any reviews for GJ Construction. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
GJ Construction License info
Verified License
| License # | 1043219 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for GJ Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 788696 |
| 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 GJ Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 863470 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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 GJ Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
74
Permits
- Building permit records show that GJ Construction has worked on 74 permitted projects.
GJ Construction Employees
DB
David Octavio Barboza
Ceo / President
GM
Gregory James Mayer
Sole Owner
GJ
Gregory Richard Jones
Owner
HC
Henry Alfonso Chavez
Rmo
LM
Leo Concepcion Maldonado
Officer