Updated: May 04, 2026
Location and Projects
Address
6520 HAMILTON STREET, Chino, CA, 91710
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Jg Gammill Construction
Jg Gammill Construction at 6520 HAMILTON STREET, Chino, CA 91710, held a General Contractor license (#598428) with the California contractors license board with an expiration date of 07-31-2026. We last verified the license was inactive on 05-03-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Jg Gammill Construction Services
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Jg Gammill Construction Contact Information
Phone Number: (909) 240-0470
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Address: 6520 HAMILTON STREET, Chino, CA 91710
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Jg Gammill Construction Chino
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Jg Gammill Construction, click “This is My Business” to update your information.
Activity
|
7 projects
|
2024 |
|
8 projects
|
2023 |
Our building permit records indicate that Jg Gammill Construction has worked on at least
15.0 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
|
6 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Jg Gammill Construction mostly works on
new construction
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
7 projects
|
$100k-$250k |
The typical size of their permits is approximately $84,690. 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.
Jg Gammill Construction Reviews
5 out of 5 stars, based on
1
review
-
AnonymousJanuary 19, 2017Verified Hire
Building Permits by Jg Gammill Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Starbucks precise grading & e/c cut: 300 cy fill: 300 cy import: 0 cy export: 0 cy please note: pre-grade meeting to take place prior to any grading commencing address to be posted port-a-potty must be on site water truck on site and operational while grading taking place dust kept to a minimum at all times erosion control measures must be in place at all times--strictly enf... see more
Valuation:
$50,000
Permit #:
PR20230002255
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New commercial retail building - 4699 sf with 450 sf covered entrance **shell building only - not for occupancy*** site improvements on separate permit
Valuation:
$508,243
Permit #:
BP-2021-01987
Status:
complete
Fee:
N/A
Permit Type:
Stores restaurant...
Building Type:
N/A
New commercial retail building - 5996 sf **shell building only - not for occupancy*** **separate submittals for tenant improvements
Valuation:
$633,178
Permit #:
BP-2021-01871
Status:
complete
Fee:
N/A
Permit Type:
Stores restaurant...
Building Type:
N/A
Precise grading for tenant improvement under permit# b202208539. to replace the existing carwash drive through lane to a new drive through lane for the future starbucks coffee shop
Valuation:
$50,000
Permit #:
B202307668
Status:
final
Fee:
$3,952
Permit Type:
N/A
Building Type:
N/A
Improvement of (e) car wash for future starbucks restaurant space to include demolition of interior walls. also installing cover over trash enclosure converting car wash tunnel into drive-thru lane and adding hvac units and trellis at drive thru lane
Valuation:
$39,464
Permit #:
B202208539
Status:
final
Fee:
$3,564
Permit Type:
N/A
Building Type:
N/A
Changes to an approved set of plans. project scope includes added keynotes revision of equipment layout updated luminaire schedule and calculations panels updated to reflect changes
Valuation:
N/A
Permit #:
19041-10001-34997
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement building out of new restaurant in space previously occupied by a restaurant (pick up stix) (addition of outdoor patio on separate application) bushfire kitchen
Valuation:
N/A
Permit #:
PMT2022-03030
Status:
complete
Fee:
$2,401
Permit Type:
N/A
Building Type:
N/A
Remodel - master bathroom shower 10 windows kitchen faucet misc electrical bathroom fan gas line
Valuation:
N/A
Permit #:
BP23-00282
Status:
final
Fee:
$563
Permit Type:
N/A
Building Type:
N/A
Mfh - 3 bedrooms 2 bathrooms (1493)
Valuation:
$128,415
Permit #:
BP22-01290
Status:
final
Fee:
$2,589
Permit Type:
N/A
Building Type:
N/A
Mfh - 2 bedrooms 2 bathrooms + den (1280)
Valuation:
$119,379
Permit #:
BP22-01107
Status:
final
Fee:
$2,486
Permit Type:
N/A
Building Type:
N/A
Adding new 100 amp sub-panel to recircuit 2-existing air conditioning for tenant #b
Valuation:
$3,000
Permit #:
B202401442
Status:
final
Fee:
$441
Permit Type:
N/A
Building Type:
N/A
Mfh - 2 bedrooms 2 bathrooms + den (1323)
Valuation:
$120,000
Permit #:
BP24-00462
Status:
final
Fee:
$2,613
Permit Type:
N/A
Building Type:
N/A
Mfh - 3 bed 2 bathroom (1394)
Valuation:
$103,000
Permit #:
BP21-01443
Status:
final
Fee:
$2,292
Permit Type:
N/A
Building Type:
N/A
Mfh - 3 bedrooms 2 bathrooms (1266) covered wood(60)
Valuation:
$122,773
Permit #:
BP23-01051
Status:
final
Fee:
$2,520
Permit Type:
N/A
Building Type:
N/A
Mfh - 3 bedrooms 2 bathrooms (1344)
Valuation:
$124,000
Permit #:
BP23-01277
Status:
final
Fee:
$2,487
Permit Type:
N/A
Building Type:
N/A
Mfh - 3 bedrooms 2 bathrooms (1325)
Valuation:
$123,416
Permit #:
BP23-00844
Status:
final
Fee:
$2,531
Permit Type:
N/A
Building Type:
N/A
Detached carport (504)
Valuation:
N/A
Permit #:
BP21-00888
Status:
final
Fee:
$481
Permit Type:
N/A
Building Type:
N/A
Mfh - 3 bedrooms 2 bathrooms (1590)
Valuation:
N/A
Permit #:
BP21-00886
Status:
final
Fee:
$2,211
Permit Type:
N/A
Building Type:
N/A
Permit for a 5, 505 sf one-story automatic carwash to consist - a office clean room and restroom (b occupancy 443 sf) (u occupancy 5, 062 sf)
Valuation:
N/A
Permit #:
BLD18-001281
Status:
final
Fee:
$148,879
Permit Type:
Office infill
Building Type:
N/A
Mfh 3 bed 2 ba (1295)
Valuation:
$79,918
Permit #:
BP20-01868
Status:
final
Fee:
$1,954
Permit Type:
N/A
Building Type:
N/A
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Recent Buildzoom Projects
Jg Gammill Construction License info
Inactive License
| License # | 598428 |
| 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. If this is your business, please update your license status.
Check this license's status for Jg Gammill Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Jg Gammill Construction, click “This is My Business” to update your information.
Insured
| Insurer | Wesco Insurance Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Business Alliance Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
162
Permits
- Building permit records show that Jg Gammill Construction has worked on 162 permitted projects.
Jg Gammill Construction Employees
JG
John Gregory Gammill
Sole Owner
Joe at JG is really good. He does exactly what he says he is going to do and does not cut corners.