Updated: Mar 02, 2026
Location and Projects
Address
4637 RUTH WAY, Union City, CA, 94587
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Cal Tech Plumbing Co
Cal Tech Plumbing Co, 4637 Ruth Way, Union City, CA (Employee: Travis Ira Robinson) holds a Plumbing license according to the California license board.
Their BuildZoom score of 98 ranks in the top 16% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Cal Tech Plumbing Co, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cal Tech Plumbing Co Services
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Cal Tech Plumbing Co Contact Information
Phone Number: (510) 648-6884
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Address: 4637 RUTH WAY, Union City, CA 94587
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Adding 1 sink in family room 1 in garage and 1 under patio cover in the backyard
Valuation:
$2,354
Permit #:
B17-0670
Status:
final
Fee:
$218
Permit Type:
N/A
Building Type:
N/A
Replace under slab drain line serving the toilet rooms (fixtures to remain in place)
Valuation:
N/A
Permit #:
P1502708
Status:
final
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
Relocate drainage - reroute kitchen/laundry drain
Valuation:
N/A
Permit #:
2201250003
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Adding 1 sink in family room, 1 in garage, and 1 under patio cover in the backyard
Valuation:
$2,354
Permit #:
B17-0670
Status:
final
Fee:
$217
Permit Type:
N/A
Building Type:
N/A
Replace 50 gallon water heater kitchen faucet disposal replace gate valve on water service main with ball valve
Valuation:
$2,060
Permit #:
BLDG-11-000781
Status:
issued
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Install cleanout access is in front yard
Valuation:
N/A
Permit #:
2010010001
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace under slab drain line serving the toilet rooms (fixtures to remain in place).
Valuation:
N/A
Permit #:
P1502708
Status:
final
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
Install tankless water heater & auto gas shut off valve
Valuation:
$4,250
Permit #:
M13-014798
Status:
FINALED
Fee:
$292
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Cal Tech Plumbing Co License info
Verified License
| License # | 951321 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Cal Tech Plumbing Co at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
6
Permits
- Building permit records show that Cal Tech Plumbing Co has worked on 6 permitted projects.
Cal Tech Plumbing Co Employees
TR
Travis Ira Robinson
Sole Owner