Updated: Jan 24, 2026
Location and Projects
Address
8351 REGENCY DRIVE, Pleasanton, CA, 94588
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Gary Knowles Construction
Serving the Pleasanton, California area for over three decades, Gary Knowles brings 31 years of experience in residential construction and home improvement. Based locally in Pleasanton, he works with homeowners seeking renovation and repair solutions tailored to their property's needs. Gary Knowles manages a range of project types, from interior remodeling to essential structural updates and repairs. His extensive background in the trades allows him to address both minor updates and more comprehensive home alterations, adapting to client goals and property conditions. As an established local contractor, Gary Knowles utilizes methods and materials suited to Pleasanton’s residential market, helping clients navigate maintenance and upgrades for single-family homes in the region.
Gary Knowles Services
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Gary Knowles Contact Information
Phone Number: (925) 525-7110
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Address: 8351 REGENCY DRIVE, Pleasanton, CA 94588
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Gary Knowles Pleasanton
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gary Knowles has a BuildZoom score of 100, which places them above 87% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Gary Knowles 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
|
$1mil+ |
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.
Addition to addition approx. 701sqft to the first floor second and third floor. 685 sqft patio and 389 sqft terrace. interior remodel to include expanding and reconfiguring kitchen and dining room adding a new foyer convert first floor bedroom and laundry to theater and office remodel bathroom extend first floor patio addition outdoor kitchen convert half bathroom to pantry remove fir... see more
Valuation:
$2,000,000
Permit #:
B22-2951
Status:
issued
Fee:
$39,362
Permit Type:
N/A
Building Type:
N/A
(rbc) - building residential combo alteration- 1 & 2 unit residential (building)
2019-06-04
Non-structural kitchen & bathroom remodel at existing sdf including replace t-11 siding with stucco around most of the house. replace existing windows & install new french doors at kitchen. drx190055 (includes mechanical electrical plumbing) 04-29-19 addition to scope replace 200sqft of insulation and sheetrock
Valuation:
$180,850
Permit #:
RBC1900198
Status:
final
Fee:
$4,586
Permit Type:
N/A
Building Type:
N/A
(rbc) - building residential combo alteration- 1 & 2 unit residential (building)
2021-11-03
Installation of residential elevator to existing structure for single family dwelling. remove existing windows and replace with reduced size windows in same location. mechanical and electrical only
Valuation:
$80,000
Permit #:
RBC1904370
Status:
expired
Fee:
$4,489
Permit Type:
N/A
Building Type:
N/A
(rbc) - building residential combo alteration- 1 & 2 unit residential (building)
2020-01-30
Construct new 140 sf. deck & stairs with cable handrail at rear of existing single family dwelling. replace existing window w new sliding door. ds190349
Valuation:
$47,000
Permit #:
RBC1903465
Status:
expired
Fee:
$2,795
Permit Type:
N/A
Building Type:
N/A
Minor repairs to subfloor house frame drywall stucco like for like (bldg)
Valuation:
$7,500
Permit #:
B19-0603
Status:
final
Fee:
$1,175
Permit Type:
N/A
Building Type:
N/A
Replace (2) windows (master bedroom and living room)
Valuation:
$4,764
Permit #:
D190474
Status:
final
Fee:
$273
Permit Type:
Add/alter single ...
Building Type:
N/A
Scope of work: interior and exterior alterations to an existing office buildings 1) reconfigure interior walls for offices break room conference room restrooms copy room storage 2) exterior alterations to change out windows 3) additional opening for new window ***issue certificate of occupancy***
Valuation:
$402,000
Permit #:
2018 102854 CI
Status:
final
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Construct of 1, 020 sqft addition - first floor will addition 577 to addition a new bedroom bathroom extend kitchen and extend family/great room. second floor will addition 433 sqft to extend master bedroom master bathroom and addition a walk-in closet
Valuation:
$387,000
Permit #:
B17-0943
Status:
final
Fee:
$9,295
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel master bathroom : relocate toilet remove and replace shower vanity and fan like for like (8) new led lights. hall bathroom: remove and replace toile tub/shower fan vanity toilet (4) new led lights new dedicated gfci outlet
Valuation:
$37,000
Permit #:
B18-1495
Status:
final
Fee:
$616
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen
(replace cabinets & countertop, install island with gas cooktop, install 1/2-inch gas line for new gas cooktop, install new window above the new sink location, install new division wall between the family room & entry hall area, relocate the existing french door in the family room to the living room, & install recessed led lights & gfci receptacles.)
Valuation:
$49,894
Permit #:
B143167
Status:
final
Fee:
$1,088
Permit Type:
N/A
Building Type:
N/A
Converting the master bedroom into 2 bedrooms moving window addition patrician wall 4 led can lights addition closets to new 2 bedrooms upgrade receptacles
Valuation:
$12,000
Permit #:
B17-0277
Status:
final
Fee:
$667
Permit Type:
N/A
Building Type:
N/A
Application to remove four existing detached arbors and replace them with four newly constructed detached arbors all measuring 11 feet in height. new storage shed 98sf
Valuation:
$49,500
Permit #:
B14-3130
Status:
final
Fee:
$1,437
Permit Type:
N/A
Building Type:
N/A
480 sq. ft. addition to rear of house; open patio cover across rear of house; replace windows throughout house; remodel kitchen & bathrooms
Valuation:
$100,000
Permit #:
D160019
Status:
final
Fee:
$2,000
Permit Type:
Add/alter single ...
Building Type:
N/A
Guest bathroom remodel - replace sink/faucet in existing vanity replace toilet shower pan & enclosure replace window - like for like. dedicated 20-amp gfci circuit replace existing wall fixture and exhaust fan
Valuation:
$17,500
Permit #:
D140403
Status:
final
Fee:
$434
Permit Type:
Asfr
Building Type:
N/A
Master bathroom remodel-replace vanity toilet shower pan and shower valve in same locations. install new ceiling extractor fan. install new led recessed lighting. install quartz at countertop and shower stall
Valuation:
$26,000
Permit #:
D190346
Status:
final
Fee:
$546
Permit Type:
Add/alter single ...
Building Type:
N/A
Master bathroom remodel-remove and replace vanity toilet shower pan/shower valve with new tile walls and flooring in same locations. install new gfci receptacle and new led recessed lighting(in bedroom also). (40 sf)
Valuation:
$15,500
Permit #:
D161581
Status:
final
Fee:
$434
Permit Type:
Add/alter single ...
Building Type:
N/A
Kitchen remodel-reface cabinets; replace countertops extractor hood and sink; upgrade electrical outlets; install led lighting
Valuation:
$27,000
Permit #:
D151389
Status:
final
Fee:
$437
Permit Type:
Add/alter single ...
Building Type:
N/A
(rbc) - building residential combo alteration- 1 & 2 unit residential (building)
2020-02-03
Install 2 windows within new openings at north side lower level of single family dwelling. includes replacing rear lower level patio door with a sliding glass door
Valuation:
$5,500
Permit #:
RBC1905023
Status:
final
Fee:
$616
Permit Type:
N/A
Building Type:
N/A
Main bathroom remodel 46 sq. ft. remove/replace existing tub/shower surround. replacing vanity and toilet and new recessed lighting
Valuation:
N/A
Permit #:
BLD2013-01995
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen remodeling kitchen remodel kitchen remodel same layout/led lighting
Valuation:
N/A
Permit #:
B15-2262
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Gary Knowles License info
Verified License
| License # | 699461 |
| Status | Active |
| State | California |
| Type | General Building, Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Gary Knowles at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Falls Lake Fire & Casualty Company |
45
Permits
- Building permit records show that Gary Knowles has worked on 45 permitted projects.
Gary Knowles Employees
GK
Gary David Knowles
Owner