Updated: May 17, 2026
Location and Projects
Address
8612 MORE HART AVE, Sun Valley, CA, 91352
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Advance Plumbing
Advance Plumbing, 8612 More Hart Ave, Sun Valley, CA (Employees: Gilbert Mardirosi and Gilbert Mardirosi) holds a Plumbing license and 7 other licenses according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Advance Plumbing, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Advance Plumbing Services
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Advance Plumbing Contact Information
Phone Number: (916) 755-2019
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Address: 8612 MORE HART AVE, Sun Valley, CA 91352
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Install new plumbing for 6 new apartment comply with department order effective date 02/28/2022. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
23042-20000-19713
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install earthquake shutoff valve on gas meter
Valuation:
N/A
Permit #:
23042-90000-09543
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace fixtures repipe water waste and gas lines install water heaters and earthquake gas shut off valve
Valuation:
N/A
Permit #:
17042-20000-12175
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install 5 new earthquake valve on gas meter
Valuation:
N/A
Permit #:
22042-90000-03121
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install 8 new earthquake valve on gas meters
Valuation:
N/A
Permit #:
22042-90000-00486
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installing earthquake shut off valve on gas meter
Valuation:
N/A
Permit #:
24042-90000-18033
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install earthquake shut off valve on gas meter
Valuation:
N/A
Permit #:
24042-90000-14840
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install 23 new earthquake shut off valves on gas meters
Valuation:
N/A
Permit #:
21042-90000-72247
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Revisions to change from 2 hot water storage tanks to 3. upgrade main gas header 4 to 6
Valuation:
N/A
Permit #:
17042-20002-14911
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install a new earthquake gas shut off valve
Valuation:
N/A
Permit #:
21042-10000-38251
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install 3 outdoor gas outlet
Valuation:
N/A
Permit #:
21042-90000-09937
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install plumbing for new duplex
Valuation:
N/A
Permit #:
18042-20000-09492
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental permit 19042-20000-07910 to include (2) earthquake valves
Valuation:
N/A
Permit #:
19042-20001-07910
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install 14 earthquake gas shut off valves
Valuation:
N/A
Permit #:
19042-20000-07361
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install (36) earthquake valves
Valuation:
N/A
Permit #:
19042-20000-28832
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installing 50 earthquake valves
Valuation:
N/A
Permit #:
19042-20000-07910
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New plumbing for new bathroom
Valuation:
N/A
Permit #:
16042-10000-11285
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install a eq valve
Valuation:
N/A
Permit #:
19042-20000-02740
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install 9 eq valves
Valuation:
N/A
Permit #:
18042-20000-20598
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to permit 13042-10000-14947 to addition fixtures. cra: approval is for plumbing work only and is not an indication of pre-approval of any hvac permit for equipment such as a dryer that requires exhaust ventilation
Valuation:
N/A
Permit #:
13042-10005-14947
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Advance Plumbing License info
Verified License
| License # | 851644 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Advance Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 528500 |
| Status | Active |
| City | Milpitas |
| Type | General Contractor |
| Business Type | Sole Ownership |
- When BuildZoom last verified this license, it had an expiration date of May, 2018. Check the current license status of Advance Plumbing with the The City of Milpitas, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 490343 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Advance Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 528500 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Advance Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 490343 |
| Status | Inactive |
| City | Butte County |
| Type | Contractor |
| Business Type | Sole Ownership |
- According to the Butte County, CA, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Advance Plumbing at the Butte County, CA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 469802 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Advance Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 401065 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Advance Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 447349 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Advance Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
125
Permits
- Building permit records show that Advance Plumbing has worked on 125 permitted projects.
Advance Plumbing Employees
AP
Advance Plumbing
Owner
GM
Gilbert Mardirosi
Sole Owner
GM
Gilbert Mardirosi
Sole Owner
LM
Leo Mays
General Partner
LM
Leo Mays
General Partner
MM
Marco Barber Martinez
Sole Owner
TB
Timothy Edward Burr
Sole Owner
WH
William Deane Harp
Sole Owner