Updated: Feb 22, 2026
Location and Projects
Address
820 ALDER STREET, Carson City, NV, 89701
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Bonanza Plumbing
Bonanza Plumbing, 820 Alder St, Carson City, NV (Owned by: Harry Koch) holds a C 1 D Plumbing license and 1 other license according to the Nevada license board.
Their BuildZoom score of 93 ranks in the top 27% of 21,879 Nevada licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Bonanza Plumbing, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Bonanza Plumbing Services
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Bonanza Plumbing Contact Information
Phone Number: (775) 841-1111
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Address: 820 ALDER STREET, Carson City, NV 89701
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Single family residence. & retaining walls custom home. retaining wall eng. in struc. calcs
Valuation:
$431,403
Permit #:
BLD08-07676
Status:
complete
Fee:
$12,425
Permit Type:
N/A
Building Type:
N/A
Single family residence custom w 100 cmu retaining wall
Valuation:
$364,420
Permit #:
LDP07-01601
Status:
complete
Fee:
$15,105
Permit Type:
N/A
Building Type:
N/A
Single family residence custom
Valuation:
$325,000
Permit #:
LDP06-03344
Status:
complete
Fee:
$9,586
Permit Type:
N/A
Building Type:
N/A
Single family residence custom
Valuation:
$500,000
Permit #:
LDP07-00268
Status:
complete
Fee:
$10,358
Permit Type:
N/A
Building Type:
N/A
Single family residence custom
Valuation:
$350,000
Permit #:
BLD09-00267
Status:
complete
Fee:
$15,642
Permit Type:
N/A
Building Type:
N/A
Single family residence
Valuation:
$286,770
Permit #:
LDP06-00783
Status:
complete
Fee:
$9,291
Permit Type:
N/A
Building Type:
N/A
Commercial remodel & addition (tenant improvements)
2007-02-26
Tenant improvement ceil walls plumbing elect mechanical
Valuation:
$125,000
Permit #:
LDP07-06334
Status:
complete
Fee:
$9,315
Permit Type:
N/A
Building Type:
N/A
Tenant improvement ceil walls plumbing elect mechanical
Valuation:
$84,000
Permit #:
LDP07-04450
Status:
complete
Fee:
$1,752
Permit Type:
N/A
Building Type:
N/A
Remodel expand into next unit (505)
Valuation:
$70,000
Permit #:
BLD10-00645
Status:
complete
Fee:
$2,216
Permit Type:
N/A
Building Type:
N/A
Remodel
Valuation:
$5,000
Permit #:
67789BC
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace gas piping
Valuation:
N/A
Permit #:
3181P
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Gas line
Valuation:
N/A
Permit #:
2798P
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel addition basement bedroom
Valuation:
$40,000
Permit #:
LDP05-04166
Status:
expired
Fee:
$509
Permit Type:
N/A
Building Type:
N/A
Rv garage construct detached rv shop garage
Valuation:
$150,000
Permit #:
BLD18-03808
Status:
expired
Fee:
$2,038
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Bonanza Plumbing License info
Verified License
| License # | 0055801A |
| Status | Active |
| State | Nevada |
| Type | C 1 D Plumbing |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Bonanza Plumbing at the Nevada State Contractors Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 55801 |
| Status | Active |
| State | Nevada |
| Type | C-1d - Plumbing |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of September, 2014. Check the current license status of Bonanza Plumbing with the Nevada State Contractors Board
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $10,000 |
14
Permits
- Building permit records show that Bonanza Plumbing has worked on 14 permitted projects.
Bonanza Plumbing Employees
HK
Harry Koch
Owner
KJ
Koch, Harry Joseph
Member
KM
Koch, Nicole Martha
Member