Updated: Jun 05, 2026
Location and Projects
Address
4914 HANCOCK ST, Chino, CA, 91710
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SG Plumbing Co
SG Plumbing Co, 4914 Hancock St, Chino, CA (Employees: Michael Eugene Stidhem, Stephen Pui Gee, and Steven Gonzalez) holds a Plumbing license and 2 other licenses according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring SG Plumbing Co, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
SG Plumbing Co Services
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SG Plumbing Co Contact Information
Phone Number: (415) 735-3918
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Address: 4914 HANCOCK ST, Chino, CA 91710
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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 kitchen 3-comp sink and bar area with sinks. floor sinks for indirect drains from coffee ara - install new plumbing for 2 public restrooms & 1 private restroom
Valuation:
$0
Permit #:
PP20120815832
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install waste and hot and cold stub outs to connect 2 dog washing machine. change floor sink to floor drain obtain sanitation district approvals before beginning work
Valuation:
N/A
Permit #:
1410220002
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace gas main; replace drain waste & vent system; replace water main (3/4")- all plumbingwill tie into existing where applicable***1/29/09 revision - adding tankless water heater (reference 1133 bishop st #1/2 permit #p09-0061 for gas isometric)
Valuation:
$10,000
Permit #:
P08-0782
Status:
final
Fee:
$373
Permit Type:
N/A
Building Type:
N/A
Home occupation permit- s g plumbing on-site clerical only. off-site storage of materials & tools. no additional automobile truck or pedestrian traffic due to new business
Valuation:
$1,000
Permit #:
MR08-0300
Status:
Applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install tank less water heater w/replacement of existing gas line through out the whole house & new gas line for dryer & plumbingfor washer & plumbingfor french drain system on b08-0693 & sump pump & sewer ejector
Valuation:
$4,000
Permit #:
P09-0742
Status:
final
Fee:
$513
Permit Type:
N/A
Building Type:
N/A
T.i: install new plumbing for 2 restoroms 2 showers kitchenette area drinking fountain
Valuation:
$0
Permit #:
PP20120815833
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new plumbingfor kitchen 3-comp sink and bar area with sinks. floor sinks for indirect drains from coffee ara - install new plumbingfor 2 public restrooms & 1 private restroom
Valuation:
N/A
Permit #:
PP20120815832
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2012-2564
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2012-2565
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2012-2566
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2012-2567
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing tenant improvement. for new restaurant bar & beer garden cm12174 plumbing
Valuation:
N/A
Permit #:
P1301546
Status:
PERMIT ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 60 ft. existing sewer line
Valuation:
N/A
Permit #:
PL2012-0028
Status:
ISSUED
Fee:
$66
Permit Type:
Commercial
Building Type:
N/A
Installation of 2 earthquake shut-off valves - pacific seismic products inc model #301-31-r 1 pipe horizontal
Valuation:
$1,000
Permit #:
P08-0781
Status:
issued
Fee:
$129
Permit Type:
N/A
Building Type:
N/A
Install earthquake shut off valve at gas meter - manufacture: little fire fighter model: agv-75 horizontal 3/4 valve
Valuation:
$500
Permit #:
P09-0429
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
N/A
Install earthquake shut off valve at gas meter manufacture: little fire fighter 3/4 model: agv-75 horizontal
Valuation:
$500
Permit #:
P09-0741
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
N/A
Install earthquake shut off valve at gas meter manufacture: little fire fighter 3/4 model: agv-75 horizontal
Valuation:
$500
Permit #:
P12-0716
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
N/A
Install earth quake shut off valve at gas meter manufacture: little fire fighter 3/4 model: agv-75 horizontal
Valuation:
$500
Permit #:
P12-0714
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
N/A
Install earthquake shutt off valve at gas meter manufacture: little fire fighter 3/4 model: agv-75 horizontal
Valuation:
$500
Permit #:
P12-0764
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
N/A
Install earthquake shut off valve at gas meter manufacture: little fire fighter 3/4 model: agv-75 horizontal
Valuation:
$500
Permit #:
P12-0847
Status:
final
Fee:
$99
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
SG Plumbing Co License info
Verified License
| License # | 1150708 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Date Issued | 02-19-2026 |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for SG Plumbing Co at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 912190 |
| 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 SG Plumbing Co at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 513558 |
| 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 SG Plumbing Co at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | Old Republic Surety Company |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
35
Permits
- Building permit records show that SG Plumbing Co has worked on 35 permitted projects.
SG Plumbing Co Employees
MS
Michael Eugene Stidhem
Sole Owner
SG
Stephen Pui Gee
Sole Owner
SG
Steven Gonzalez
Sole Owner