Updated: Feb 20, 2026
Location and Projects
Address
20301 HAMLIN STREET, Winnetka, CA, 91306
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Claude Grenier General Contractor
Claude Grenier General Contractor, 20301 Hamlin St, Winnetka, CA (Owned by: Claude Guy Grenier) holds a General Building license according to the California license board.
Their BuildZoom score of 92 ranks in the top 32% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Claude Grenier General Contractor, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Claude Grenier General Contractor Services
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Claude Grenier General Contractor Contact Information
Phone Number: (310) 746-6046
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Address: 20301 HAMLIN STREET, Winnetka, CA 91306
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Building Permits by Claude Grenier General Contractor
This is a sample of this contractor's permits. Click here to access their complete permit history.
Supplemental to original permit #: 16016-10000-18126 to extend (e) footing below grade to underpin (e) chimney and provide foundation waterproofing. all work per engineering
Valuation:
$2,000
Permit #:
16016-20001-18126
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Water proofing of existing crawl space reteaining wall and re-pouring concrete slab for existing s.f.d. see comments
Valuation:
$50,000
Permit #:
16016-10000-18126
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Cut and backfilling for inserting waterproofing for existing crawl space retaining wall
Valuation:
$51
Permit #:
16030-10000-05591
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental permit to permit number 12044-30000-14683 to re-duct dryer exhaust system and re-duct cooking hood one system
Valuation:
N/A
Permit #:
12044-30002-14683
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace 8 feet of 3 cast iron replace 10 feet of 2 cast iron and replace 8 feet copper line in subterain garage of a 3 unit condo complex
Valuation:
N/A
Permit #:
12042-20000-01030
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Kitchenand 4 bathroom remodels (for residential buildings; no structural changes)
Valuation:
N/A
Permit #:
12016-30000-24655
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace 2 toilets 3 sinks 2 tubs and 1 shower
Valuation:
N/A
Permit #:
14042-30000-12481
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace clothes washer dish washer garbage disposal kitchen sink toilets
Valuation:
N/A
Permit #:
12042-30000-22305
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental to 12041-30000-29591 for an outlet
Valuation:
N/A
Permit #:
12041-30001-29591
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
2 gfi outlets
Valuation:
N/A
Permit #:
14041-30000-17955
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Detach and reconnect 3 elect. outlets off existing branch circuits
Valuation:
N/A
Permit #:
12041-20000-01163
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Smoke detector recessed lighting
Valuation:
N/A
Permit #:
12041-30000-29591
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Subsurface draiange for exisiting single family dwelling
Valuation:
N/A
Permit #:
16042-30000-15806
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bathroom exaust fans replacement
Valuation:
N/A
Permit #:
12044-30000-14683
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bathroom exaust fans replacement
Valuation:
N/A
Permit #:
12044-30001-14683
Status:
applied
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Repair or remove & replace water damaged drywall(less than 10% damage)
Valuation:
N/A
Permit #:
03016-30000-05157
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
R/r existing 1/2 drywall damaged due to water leakage. no floor increase replace existing damaged drywall
Valuation:
N/A
Permit #:
BB20050574
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical permit
Remove & replace esist. ducts & flexducts
Valuation:
N/A
Permit #:
MEC2009-00763
Status:
issued
Fee:
N/A
Permit Type:
Mechanical permit
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
14041-30000-17955
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
14042-30000-12481
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Claude Grenier General Contractor License info
Verified License
| License # | 744545 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Claude Grenier General Contractor at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
8
Permits
- Building permit records show that Claude Grenier General Contractor has worked on 8 permitted projects.
Claude Grenier General Contractor Employees
CG
Claude Guy Grenier
Owner