Updated: May 15, 2026
Location and Projects
Address
11450 CHURCH STREET # 47, Rancho Cucamonga, CA, 91730
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Sean Douglas Design and Construction
Sean Douglas Design and Construction, 11450 Church St, Rancho Cucamonga, CA (Employee: Sean Douglas Mc Quilkin) holds a General Building license according to the California license board.
Their BuildZoom score of 94 ranks in the top 24% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sean Douglas Design and Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sean Douglas Design and Construction Services
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Sean Douglas Design and Construction Contact Information
Phone Number: (626) 825-7071
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Address: 11450 CHURCH STREET # 47, Rancho Cucamonga, CA 91730
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Building Permits by Sean Douglas Design and Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
(e)72-sq.ft. interior bedroom space converted to bathroom
Valuation:
N/A
Permit #:
PMT2024-00626
Status:
complete
Fee:
$1,006
Permit Type:
N/A
Building Type:
N/A
Construction of a 5, 525 square foot bi-level single family dwelling with a 732 square foot two-car garage a 421 square foot covered entry 871 square feet of covered patios 612 square foot cabana 177 square foot mechanical room 433 square foot breezeway 76 square foot wine cellar 3, 706 square foot of stone pathways/walls 9, 774 square foot driveway and auto court; and grading: cut: 1... see more
Valuation:
$1,800,000
Permit #:
13CP02380
Status:
final
Fee:
$83,868
Permit Type:
N/A
Building Type:
N/A
Addition master bedroom with bathroom sitting area and walk-in closet 1 bedroom office w closet 1 bathroom remodel part of existing bathroom to laundry room & remodel one bedroom to extend living room. also emp incl tankless water heater
Valuation:
$118,836
Permit #:
B00-017-910
Status:
issued
Fee:
$2,850
Permit Type:
Dwellings
Building Type:
N/A
Replace existing 190 sq ft concrete patio to stone new exterior spiral staircase to second floor extend existing 95 sq ft deck to 196 sq ft and replace existing 260 sq ft asphalt driveway to interlocking pavers
Valuation:
$15,000
Permit #:
12CP01057
Status:
final
Fee:
$2,730
Permit Type:
N/A
Building Type:
N/A
Demolish existing 4, 888 sq ft single family dwelling with 500 sq ft attached garage paving curves and retaiing walls
Valuation:
N/A
Permit #:
14CP01102
Status:
final
Fee:
$467
Permit Type:
N/A
Building Type:
N/A
Permit for a 329 sf room addition to the rear of the home - to consit of a bathroom and office
Valuation:
N/A
Permit #:
BLD15-004581
Status:
final
Fee:
$1,212
Permit Type:
S-fam residential
Building Type:
N/A
Replumbing exist. galvinized w/copper replace kitchen sink lavs and toilets
Valuation:
N/A
Permit #:
PLM2001-01018
Status:
final
Fee:
N/A
Permit Type:
plumbing permit
Building Type:
N/A
Relocate shower drain toilet & lavatory; install shower pan
Valuation:
$0
Permit #:
PL307150004
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repair gas line to dryer & repair waste & water to washer
Valuation:
N/A
Permit #:
01042-20000-05685
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Residential remodel - b plaster repairs - interior only
Valuation:
N/A
Permit #:
BLD2001-01347
Status:
final
Fee:
N/A
Permit Type:
General
Building Type:
N/A
Install 4 fourescent recessed lights in bathrm
Valuation:
$0
Permit #:
EL307150009
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 4 gfi receptacles
Valuation:
N/A
Permit #:
01041-20000-07484
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Repair kitchen hood
Valuation:
N/A
Permit #:
01044-20000-03346
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Relocate shower drain toilet & lavatory; install shower pan
Valuation:
N/A
Permit #:
PL307150004
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 4 fourescent recessed lights in bathroomrm
Valuation:
N/A
Permit #:
EL307150009
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Intall insulation drywall in garage
Valuation:
$850
Permit #:
B08-0184
Status:
final
Fee:
$81
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Sean Douglas Design and Construction License info
Verified License
| License # | 777570 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Sean Douglas Design and Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Bonded
| Bonded Agent | Accredited Surety & Casualty Company Inc |
| Bond Value | $15,000 |
9
Permits
- Building permit records show that Sean Douglas Design and Construction has worked on 9 permitted projects.
Sean Douglas Design and Construction Employees
SQ
Sean Douglas Mc Quilkin
Sole Owner