Updated: Apr 06, 2026
Location and Projects
Address
275 CANTERBURY COURT, Upland, CA, 91784
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Gb Architects
Gb Architects at 275 CANTERBURY COURT, Upland, CA 91784, held a Architect license (#704826) with the California contractors license board with an expiration date of 04-30-2013. We last verified the license was expired on 04-05-2026.
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.
Gb Architects Services
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Gb Architects Contact Information
Phone Number: (909) 949-6999
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Address: 275 CANTERBURY COURT, Upland, CA 91784
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Gb Architects Upland
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Gb Architects, click “This is My Business” to update your information.
Activity
|
3 projects
|
2025 |
|
3 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Gb Architects has worked on at least
7.0 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
|
5 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Gb Architects mostly works on
home addition
projects.
Pricing
|
4 projects
|
< $5k |
|
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Sfr- remodel kitchen master bedroom bathroom closet and infill stairs at the garage
Valuation:
$0
Permit #:
XR2025-1416
Status:
plan check applied
Fee:
$4,958
Permit Type:
N/A
Building Type:
N/A
Single family residence addition to garage 262 sf addition to master bathroom 214 sf and remodel front entry 35 sf
Valuation:
N/A
Permit #:
XR2025-1151
Status:
issued
Fee:
$5,993
Permit Type:
N/A
Building Type:
N/A
The proposed development of a 14, 749 square foot church and 18, 976 social building on 3.25 acres in the very low (vl) residential district of the etiwanda specific plan at the southwest corner of east avenue and wilson avenue located at 5734 east avenue
Valuation:
N/A
Permit #:
DRC2017-00193
Status:
complete
Fee:
$10,515
Permit Type:
N/A
Building Type:
N/A
(266 sq ft) addition to (e) home and kitchen remodel
Valuation:
$60,000
Permit #:
B202405492
Status:
final
Fee:
$1,778
Permit Type:
N/A
Building Type:
N/A
Addition 570 s.f 2nd story addition (on top of garage) for master bedroom bathroom and (2) wics & attached balcony 72 s.f; 90 s.f remodeling
Valuation:
$94,800
Permit #:
1703290080
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition and kitchen remodel
Valuation:
$50
Permit #:
BPA24-2656
Status:
triage
Fee:
N/A
Permit Type:
N/a
Building Type:
N/A
(b) plan check for construction of a 745sf adu -
Valuation:
N/A
Permit #:
BPC23-000136
Status:
expired
Fee:
$1,368
Permit Type:
Adu-citywide
Building Type:
N/A
Addition to existing home
Valuation:
$50
Permit #:
BPA24-2655
Status:
triage
Fee:
N/A
Permit Type:
N/a
Building Type:
N/A
Addition 226 sf and kitchen remodel
Valuation:
$50,000
Permit #:
BPA24-2339
Status:
complete
Fee:
N/A
Permit Type:
N/a
Building Type:
N/A
Mechanical for 570 s.f addition
Valuation:
N/A
Permit #:
1708210004
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical for 570 s.f addition
Valuation:
N/A
Permit #:
1708210008
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing for 570 s.f addition
Valuation:
N/A
Permit #:
1708210003
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition 523 sf to create new 1 story attached accessory dwelling unit (adu): incld ktichen bedroom bonus room bathroom & closet addition 62 sf to extend (e) den and (n) closet for exist bedroom entered by: kongs
Valuation:
N/A
Permit #:
C2017-005325
Status:
final
Fee:
$6,268
Permit Type:
N/A
Building Type:
N/A
Addition 570 s.f 2nd story addition (on top of garage) for master bedroom bathroom and (2) wics & attached balcony 72 s.f; 90 s.f remodeling
Valuation:
$94,800
Permit #:
1703290080
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Drc2016-00245
Valuation:
N/A
Permit #:
ENG2017-00004
Status:
triage
Fee:
$1,455
Permit Type:
N/A
Building Type:
N/A
Addition new family room master bedroom master bathrm closet powder room coat closet and remodeling 679 sf. kitchen dining room laundry stairs 2 bathrms and porch
Valuation:
$159,590
Permit #:
1312040054
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel entire 1-story residence including new framed roof - living family kitchen dining & bedroom (1, 018 s/f). demolish a portion of the house - (97 s/f). addition of 2 bedrooms 2 baths & laundry (+ 815 s/f). demolish existing garage (196 s/f) and construct new detached 2-car garage (+ 386 s/f)
Valuation:
N/A
Permit #:
BLD2012-00399
Status:
final
Fee:
N/A
Permit Type:
General
Building Type:
N/A
No Description Available
Valuation:
$188,200
Permit #:
1607130012
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$188,200
Permit #:
1607130012
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
El addition outlets for outside heaters fans and light
Valuation:
N/A
Permit #:
1708090046
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Gb Architects Reviews
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Recent Buildzoom Projects
Gb Architects License info
Inactive License
| License # | 704826 |
| 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 Gb Architects at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Gb Architects, click “This is My Business” to update your information.
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $7,500 |
29
Permits
- Building permit records show that Gb Architects has worked on 29 permitted projects.
Gb Architects Employees
GB
George L Botros
Sole Owner