Updated: Apr 04, 2026
Location and Projects
Address
36788 PEACH COURT, Newark, CA, 94560
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Grade Plumbing Incorporated
Grade Plumbing Incorporated at 36788 PEACH COURT, Newark, CA 94560, held a Plumber license (#899418) with the California contractors license board with an expiration date of 06-30-2025. We last verified the license was expired on 04-03-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Grade Plumbing Incorporated Services
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Grade Plumbing Incorporated Contact Information
Phone Number: (510) 739-0616
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Address: 36788 PEACH COURT, Newark, CA 94560
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Building Permits by Grade Plumbing Incorporated
This is a sample of this contractor's permits. Click here to access their complete permit history.
Work category: 2pa; reinstall existing tub as existing. install two new water lines to existing valve and angle stops. reinstall (1) toilet and (1) pedestal sink as existing. reinstall kitchen sink garbage disposal and faucet as existing
Valuation:
N/A
Permit #:
PW20220209709
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; units #1 & 2 only install bathrooms (2) tubs and t/s valves (2) lavvy sinks (2) toilets. install (2) kitchen sinks with faucets test gas too the units #1 and 2 only
Valuation:
N/A
Permit #:
PW20220303348
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; perform gas test on units 88 & 90. unit 90 rough in bathroom and finish for toilet , tub & sink. unit 88 install water heater and kitchen sink
Valuation:
N/A
Permit #:
PW20211026966
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pb; rough in and finish (2) kitchens (2) bathrooms with shower pans (1) laundry. install (2) new gas line from meters to fixtures as per plans
Valuation:
N/A
Permit #:
PW20231207137
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2pa; replace gas line to lower level unit 3750 from meter to (1) water heater only. repair gas line to unit #86 only
Valuation:
N/A
Permit #:
PW20230316469
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Survey for roof fire 9 units total and gas to water heater and dryer. gas shut off to building 7 unit and wathert heater not damage. need to restore gas to unaffected units
Valuation:
N/A
Permit #:
PP20191227290
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1p; re-install kitchen sink faucet garbage disposal and dishwasher
Valuation:
N/A
Permit #:
PW20221121732
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Survey of both unit of 240 and 242 3rd ave
Valuation:
N/A
Permit #:
PP20230413444
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rough in ada bathroom downstairs and kitchen. rough in kitchen upstairs and restroom per plan. install finish as described above and install new water heater
Valuation:
N/A
Permit #:
PP20181011631
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing survey permit
Valuation:
N/A
Permit #:
PP20230227687
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Amend pw20210125101 to reflect correct address. ref: 202101152791
Valuation:
N/A
Permit #:
PP20210222359
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install copper piping into the wall for lavy and kitchen sink reinstall toilet lavy and kitchen sink as existing reinstall water heater
Valuation:
N/A
Permit #:
PP20181106383
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 11p; plumbing survey for units # 90 and 88 only
Valuation:
N/A
Permit #:
PW20210928148
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install kitchen sink and faucet dishwasher. isntall stove and gas test. install tub/shower trim lavy sink and facuet and toilet no other work
Valuation:
N/A
Permit #:
PP20180824281
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 2 shower drain tub and shower valve toilet sink trim for shower and tub (1) shower liner
Valuation:
N/A
Permit #:
PP20171218271
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Cap off plumbing in garage for 1 toilet 1 sink & 1 shower
Valuation:
N/A
Permit #:
PP20180723367
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Testing shower liner or hot mop in upstair bathroom
Valuation:
N/A
Permit #:
PP20191205742
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(p) - plumbing - 3+ residential units or commercial (building)
2018-07-26
Plumbing unt 401a: repair fire damage; drywall interior doors and exterior siding
Valuation:
N/A
Permit #:
P1801465
Status:
final
Fee:
$331
Permit Type:
N/A
Building Type:
N/A
Units 6 & 12: isntall new gas line from meter to stove in each unit
Valuation:
N/A
Permit #:
PP20180907668
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Survey inspection only
Valuation:
N/A
Permit #:
PP20190501394
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Grade Plumbing Incorporated License info
Inactive License
| License # | 899418 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- 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 Grade Plumbing Incorporated at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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- *No active license on file. If you are Grade Plumbing Incorporated, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
120
Permits
- Building permit records show that Grade Plumbing Incorporated has worked on 120 permitted projects.
Grade Plumbing Incorporated Employees
PO
Perla Oshea
RO
Robert Mark O'shea
Rmo / Ceo / Pres
RO
Robert Mark Oshea
Ceo/President