Updated: May 29, 2026
Location and Projects
Address
21213-B HAWTHORNE BLVD #5387, Torrance, CA, 90503
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Curtis Watanabe Plumbing
Curtis Watanabe Plumbing, 21213- B Hawthorne Blvd, Torrance, CA (Employees: Curtis Ichiro Watanabe and Michael Kiyoshi Nimura) holds a Fire Protection, Plumbing license and 1 other license according to the California license board.
Their BuildZoom score of 103 ranks in the top 10% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Curtis Watanabe Plumbing, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Curtis Watanabe Plumbing Services
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Curtis Watanabe Plumbing Contact Information
Phone Number: (310) 320-8712
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Address: 21213-B HAWTHORNE BLVD #5387, Torrance, CA 90503
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Building Permits by Curtis Watanabe Plumbing
This is a sample of this contractor's permits. Click here to access their complete permit history.
Install 11 eq gas shut off valves at the gas meters
Valuation:
N/A
Permit #:
25042-40000-12222
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Water line repipe
Valuation:
N/A
Permit #:
P24-00068
Status:
final
Fee:
N/A
Permit Type:
Over the counter
Building Type:
N/A
Replaced section of sewer line in the front of the house
Valuation:
N/A
Permit #:
PLM2024-00008
Status:
final
Fee:
N/A
Permit Type:
Building sewer - ...
Building Type:
N/A
Sewer liner and install top hat
Valuation:
N/A
Permit #:
ENC2025-00258
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental to plm11 00116 gas line to pre fab f p and future bbq in backyard
Valuation:
N/A
Permit #:
PLM12-00203
Status:
complete
Fee:
$62
Permit Type:
N/A
Building Type:
N/A
Repipe entire single family residence w pex
Valuation:
N/A
Permit #:
PLM21-00468
Status:
complete
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Replace water heater
Valuation:
N/A
Permit #:
21042-90000-84061
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace bathtub - repair shower valve piping
Valuation:
N/A
Permit #:
PLM2023-00097
Status:
final
Fee:
N/A
Permit Type:
Miscellaneous plu...
Building Type:
N/A
(eplan) pex repipe - 9 fixtures & water pressure regulator
Valuation:
N/A
Permit #:
00882950-MISR
Status:
final
Fee:
$234
Permit Type:
N/A
Building Type:
N/A
Replace section of sewer in front of house
Valuation:
N/A
Permit #:
PLM2018-00240
Status:
issued
Fee:
N/A
Permit Type:
Repipe or repair
Building Type:
N/A
Sewer repair new sewer clean out
Valuation:
N/A
Permit #:
18042-90000-27164
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Repiping
Valuation:
N/A
Permit #:
1808220004
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace main sewer line at front yard of property
Valuation:
N/A
Permit #:
60018-0380
Status:
final
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
R3 u1 demolish to foundation rebuild 2 story single family residence w attach garage 410sf 4 bedrms 3 baths 3 249 sf open patio 84sf pre11 00012
Valuation:
N/A
Permit #:
PLM15-01174
Status:
expired
Fee:
$116
Permit Type:
N/A
Building Type:
N/A
Asbuilt: tenant improvement- redac gateway hotel (3rd floor):change out existing sinks bathtubs toilets heat lamps down lights & pendant lights. relocate outlets and switches. drywall repair as needed. replace plywood & sheathing for rooms 307 318 331 & 346
Valuation:
N/A
Permit #:
PLM14-00529
Status:
complete
Fee:
$74
Permit Type:
N/A
Building Type:
N/A
Supplemental permit to permit #11042-90000-11487 to collect fees for 1 additional inspection. this permit does not authorize any additional work or extend the expiration date of the original permit
Valuation:
N/A
Permit #:
11042-40001-11487
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
1-other fixture (clean out) 1-temp.valve (backwater valve)
Valuation:
N/A
Permit #:
BP1727511
Status:
issued
Fee:
N/A
Permit Type:
Dwelling/duplex
Building Type:
N/A
Replace main water shut off valve instal pressure regulator
Valuation:
N/A
Permit #:
60015-0058
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental to permit # 12042-90000-21114 for extra trip fee per inspector's correction notice dated 11/21/2012
Valuation:
N/A
Permit #:
12042-40001-21114
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install sewer clean out
Valuation:
N/A
Permit #:
PLM22-00671
Status:
issued
Fee:
$126
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Curtis Watanabe Plumbing License info
Verified License
| License # | 582621 |
| Status | Active |
| State | California |
| Type | Fire Protection, Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Curtis Watanabe 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 # | 554318 |
| 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 Curtis Watanabe Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Security National Insurance Company |
75
Permits
- Building permit records show that Curtis Watanabe Plumbing has worked on 75 permitted projects.
Curtis Watanabe Plumbing Employees
CW
Curtis Ichiro Watanabe
Sole Owner
MN
Michael Kiyoshi Nimura
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