Updated: Mar 11, 2026
Location and Projects
Address
38 HiLLCrest Dr, Orinda, CA, 94563
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G Squared Construction
G Squared Construction specializes in high-quality custom home building and additions in Lamorinda, California. Renowned for their integrity in construction and business practices, they offer a diverse portfolio including contemporary, transitional, and charming cottage styles, as well as exquisite kitchen and bath designs. Their commitment to quality craftsmanship and customer satisfaction is evident in their detailed work and positive client testimonials.
From BuildZoom: G Squared Construction, 38 Hillcrest Dr, Orinda, CA (Employee: Glen Scott Gagon) holds a General Building license according to the California license board.
Their BuildZoom score of 106 ranks in the top 7% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring G Squared Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
G Squared Construction Contact Information
Phone Number: (925) 255-3742
Address: 38 HiLLCrest Dr, Orinda, CA 94563
G Squared Construction Orinda
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
G Squared Construction has a BuildZoom score of 106, which places them above 93% of 336,931 contractors in California.
Activity
|
2 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that G Squared Construction has worked on at least
5.0 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
|
3 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that G Squared Construction mostly works on
home addition
projects.
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 G Squared Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
New 1 145 sq ft addition of new second story to include master suite bedroom bathroom & home office. interior remodel of main floor to include kitchen mud room turn (e) bedrom 4 into new laundry room with new powder room bathroom laundry & great room. replacing garage section door. sprinklers required *ntc fees due per cecf23-00965 code enforcement inspector sean abreu* 1/10/23 rev 16... see more
Valuation:
N/A
Permit #:
BIAD23-005139
Status:
final
Fee:
$21,266
Permit Type:
N/A
Building Type:
N/A
New 334 sq ft bedroom and closet addition interior remodel new windows furnace and water heater. new laundry room and 1/2 bathroom in (e) garage garage addition
Valuation:
N/A
Permit #:
BIAD24-005260
Status:
final
Fee:
$8,796
Permit Type:
N/A
Building Type:
N/A
Primary bathroom & closet addition.laundry and 1.2 bathroom addition into existing garage. garage addition. replace roof. new windows furnace and water heater. remodel inteior of house
Valuation:
N/A
Permit #:
BISUB24-01516
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
109 sq ft conversion of uncoditioned garage space to condtioned laundry room and half bathroom. remodel/reconfiguration of 2 bathrooms ktichen and living room. new 200 amp electrical and all new electrical thorught. new plumbing supply lines throughout. **2019 code okay**lg **03/27/2023 structural revision**lguerrero
Valuation:
N/A
Permit #:
BIAD23-001842
Status:
final
Fee:
$5,085
Permit Type:
N/A
Building Type:
N/A
Partial garage conversion to addition laundry room and half bathroom. new windows in half bathroom and family room plus new sliding door in great room. renovate interior of house including 2 bathrooms with kitchen relocation. new 200 amp electrical service and all new electrical throughout. new plumbing supply lines throughout
Valuation:
N/A
Permit #:
BISUB23-00374
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
6, 176 sqft two story single family residence (5, 109 sqft conditioned and 1, 067 sqft unconditioned for garage and storage space) parcel located in the high fire hazard severity zone : adopted vhfhsz - lafayette--must comply with crc r337. **fire sprinklers required**
Valuation:
$1,000,000
Permit #:
BIR21-009383
Status:
issued
Fee:
$35,882
Permit Type:
N/A
Building Type:
N/A
1305 sf addition - 1.5 bathrooms office mudroom living space pantry and new roof. reconfiguring 3 bedrooms 2 bathrooms and the kitchen. new automatic fire sprinklers
Valuation:
$1,000,000
Permit #:
BISUB22-00775
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Phase i of 2 phase project -remodel interior sfr: 2 bathrooms per plan plumbing fixtures to remain in existing locations. new flooring trim &interior doors. remove exterior stucco & brick facade replace with board & batten. replace 13 windows same size & location. phase ii (bial20-006591)
Valuation:
N/A
Permit #:
BIAL20-006125
Status:
final
Fee:
$5,759
Permit Type:
N/A
Building Type:
N/A
Demolish 1, 730 sqft existing single family residence j# asb121305
Valuation:
$1,000,000
Permit #:
BID21-009382
Status:
final
Fee:
$333
Permit Type:
N/A
Building Type:
Residential
Building/residential/mir/miscellaneous residential
2023-06-07
Construct a 6'6 tall retaining wall that is 53 long to support soil excavated under permit bigl21-009945
Valuation:
$20,000
Permit #:
BIMIR23-006977
Status:
issued
Fee:
$804
Permit Type:
N/A
Building Type:
N/A
998 sf addition including: 621 sf of garage and storage and 377 sf of habitable space. habitable space is to include laundry/mud room office and entry
Valuation:
$100,000
Permit #:
BIAD21-009161
Status:
final
Fee:
$4,029
Permit Type:
N/A
Building Type:
N/A
900sf addition. renovate existing house including adding bathroom laundry room pantry and entry per plans. addition new walls to garage. addition temp power **2/12/2020 - revision for deffered roof truss calculations and roof framing per alan ho. vsd**
Valuation:
$340,584
Permit #:
BIAD18-011063
Status:
final
Fee:
$12,919
Permit Type:
N/A
Building Type:
N/A
Single story addition at back of house for laundry room half bathroom and pantry. relocate existing window from kitchen to laundry room and new window in 1/2 bathroom 1/25/21 rev to addition porch and new bathroom floor plan jcollignon/kpalenchar
Valuation:
N/A
Permit #:
BIAD20-011314
Status:
final
Fee:
$1,986
Permit Type:
N/A
Building Type:
N/A
To clear notice of violation- secure clay roofing tiles at projection eyebrow projection roofs at third floor
Valuation:
$2,000
Permit #:
B2024-00370
Status:
issued
Fee:
$171
Permit Type:
N/A
Building Type:
N/A
Interior remodel of existing resience new windows and sliding glass doors on rear wall moving and remodeling kitchen and dining rooms adding new bathroom and mud/laundry room in existing living space
Valuation:
N/A
Permit #:
BIAL19-000078
Status:
final
Fee:
$4,180
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BISUB21-00288
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove & replace failing retaining wall along driveway/property line. moving part of the retaining wall back 2-3 so the new wall is on the property line maximum height 6
Valuation:
N/A
Permit #:
BIMIR20-006211
Status:
final
Fee:
$459
Permit Type:
N/A
Building Type:
N/A
Residential interior remodel new basement adding 1572 sq ft to second floor and 970 sq ft unconditionedspace
Valuation:
N/A
Permit #:
BIAD18-000644
Status:
final
Fee:
$14,529
Permit Type:
N/A
Building Type:
N/A
Residential interior remodel new basement adding 1572 sq ft to second floor and 970 sq ft unconditionedspace
Valuation:
N/A
Permit #:
BIAD18-000644
Status:
final
Fee:
$14,529
Permit Type:
N/A
Building Type:
N/A
Interior remodel - interior doors remodel 3 baths remove wall convert office into bedroom replace water heater and furnace (not shown on plans)
Valuation:
N/A
Permit #:
BIAL19-002002
Status:
final
Fee:
$2,636
Permit Type:
N/A
Building Type:
N/A
G Squared Construction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
G Squared Construction License info
Verified License
| License # | 996323 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for G Squared Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Insured
| Insurer | Gemini Insurance Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Midwest Employers Casualty Company |
23
Permits
- Building permit records show that G Squared Construction has worked on 23 permitted projects.
G Squared Construction Employees
GG
Glen Scott Gagon
Rmm