Updated: Apr 12, 2026
Location and Projects
Address
9213 GRUNDY LN, Chatsworth, CA, 91311
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R W ROCK CONSTRUCTION
R W ROCK CONSTRUCTION, 9213 Grundy Ln, Chatsworth, CA (Owned by: Russell Rock) 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 R W ROCK CONSTRUCTION, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
R W ROCK CONSTRUCTION Services
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R W ROCK CONSTRUCTION Contact Information
Phone Number: (818) 687-7836
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Address: 9213 GRUNDY LN, Chatsworth, CA 91311
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Building Permits by R W ROCK CONSTRUCTION
This is a sample of this contractor's permits. Click here to access their complete permit history.
Proposed 6'6-5/8"x3'2"addition under ex roof eave projection to expand existing bathrm. all work per wfpp
Valuation:
$17,000
Permit #:
21016-20000-21782
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition 24'3"x 12'8 irr shaped bedroom and full bathroom at the rear of the existing single family dwelling per the engineers design and plan
Valuation:
N/A
Permit #:
04014-20000-03115
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New 12'x19 attached patio cover per l.a. city standard detail at the rear of existing single family dwelling
Valuation:
N/A
Permit #:
00014-20000-01303
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remove (e) masonry chimney replace with 1"-clearance chimney per city standard sp-2 case 3
Valuation:
N/A
Permit #:
01016-20000-09959
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Interior tenant improvement. in suite #104 and upgrade men's restroom on 2nd floor
Valuation:
N/A
Permit #:
04016-20000-06988
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Interior remodel (e) 3 bathroom rooms( tile and cabinetry) remove (e) 3 cabinets and install new nonbearing walls
Valuation:
N/A
Permit #:
01016-20000-17812
Status:
expired
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
R W ROCK CONSTRUCTION License info
Verified License
| License # | 385419 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for R W ROCK CONSTRUCTION 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 |
6
Permits
- Building permit records show that R W ROCK CONSTRUCTION has worked on 6 permitted projects.
R W ROCK CONSTRUCTION Employees
AR
Andrew William Rock
Sole Owner
RR
Russell Rock
Sole Owner
RR
Russell Rock
Owner