Updated: Nov 09, 2025
Location and Projects
Address
1080 MARINERS DR, Lathrop, CA, 95330
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Best Bay Plumbing
Best Bay Plumbing, 1080 Mariners Dr, Lathrop, CA (Employees: Hooman Mousavi Nazari, Mehdi Mousavi Nazari, and Mehdi Mousavi Nazari) holds a Plumbing license and 1 other license according to the California license board.
Their BuildZoom score of 106 ranks in the top 7% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Best Bay Plumbing, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Best Bay Plumbing Services
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Best Bay Plumbing Contact Information
Phone Number: (408) 334-9261
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Address: 1080 MARINERS DR, Lathrop, CA 95330
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Best Bay Plumbing Lathrop
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Best Bay Plumbing has a BuildZoom score of 106, which places them above 93% of 336,931 contractors in California.
Activity
|
6 projects
|
2025 |
|
6 projects
|
2024 |
|
1 project
|
2023 |
|
2 projects
|
2022 |
Our building permit records indicate that Best Bay Plumbing has worked on at least
15.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
10 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Best Bay Plumbing mostly works on
plumbing project
projects.
Pricing
|
4 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $5,000. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
4th fl: interior tenant improvement includes: demolish of non-load bearing walls. no addition or removed existing sqft under this permit. no structural. construction of non-load bearing walls etc. deferred submittal: mep & fire protection to be design building
Valuation:
$540,000
Permit #:
202204182381
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
New second story additin of 800 s.f. to construct 2bed/1bath w balcony. first floor addition of 956 s.f. to extend residence. creating 6bed/3bath residence
Valuation:
$350,000
Permit #:
BLD2024-07138
Status:
issued
Fee:
$14,046
Permit Type:
Addition
Building Type:
N/A
Changed sliding door to a smaller sliding window and changed a larger window to a smaller window on the second floor
Valuation:
N/A
Permit #:
BLD2024-07138-001
Status:
canceled
Fee:
$146
Permit Type:
N/A
Building Type:
N/A
Ceb24-0078 - unit 36 hall bathroom water damage due to a leak. water line replacement vanity p trap replacement and faucet replacement. less than 36 sf of drywall was replaced behind vanity
Valuation:
$2,500
Permit #:
BLD24-02040
Status:
issued
Fee:
$574
Permit Type:
N/A
Building Type:
N/A
Unit #1: complete remodel of hallway bathroom and master bathroom. replace bathtub new vanity new toilet flooring and shower walls. remodel in kind non structural
Valuation:
$20,000
Permit #:
202310128498
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Scope of work to include: water heater replacement like for like located in patio
Valuation:
N/A
Permit #:
2025 089898 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Scooe of work to include: water heater replacement like for like located in closet
Valuation:
N/A
Permit #:
2025 089900 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Based on health inspector we advised to addition undercounter dishwasher machine & handwashing sink inside drinking station in dining
Valuation:
$3,000
Permit #:
202306089618
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
05 - food/beverag...
Revision to permit# 202302172245: reducing scope of work. 20 29th st does not complete. revision to allow final inspection at 10 29th st first floor and whole basement
Valuation:
$1
Permit #:
202304206114
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
05 - food/beverag...
Ceb23-0025 - replaced a 100 gallons water heater by office
Valuation:
$5,000
Permit #:
BLD25-00499
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace like for like 100 gallon commercial water heater in laundry/water heater room
Valuation:
$5,000
Permit #:
BLD24-03798
Status:
final
Fee:
$558
Permit Type:
N/A
Building Type:
N/A
Replace eight double single-lite french doors on front and rear elevation and windows above with new fiberglass windows and doors and stucco repair. approved otc
Valuation:
$48,000
Permit #:
202002134383
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Tenant improvement. to comply with complaint for hand washing sink in basement painting and extending bar sitting additional hand washing sink dishwasher per dph request in dining area (bar station)
Valuation:
$20,000
Permit #:
202302172245
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
05 - food/beverag...
Plumbing in kitchen (relocating the drying and hot and cold water line.)
Valuation:
N/A
Permit #:
PP20220504649
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change 8 doors with vinyl in front and back. no change in windows per app#202002134383. admin permit to document no window replacement
Valuation:
$1
Permit #:
202003066404
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Dedicated wiring to subpanel bpa# 202310128498: pp20231012476
Valuation:
N/A
Permit #:
E20231012027
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Wiring and lighting for outlets
Valuation:
N/A
Permit #:
E20220504035
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New bathtub new shower pan new shower valves
Valuation:
N/A
Permit #:
PP20231012476
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Cc + video review
Valuation:
N/A
Permit #:
E24-0521
Status:
filed
Fee:
$213
Permit Type:
Sewer laterals
Building Type:
N/A
Reroofing
Valuation:
$18,000
Permit #:
202002134372
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
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Verified License
BuildZoom confirmed this contractor's license
Best Bay Plumbing License info
Verified License
| License # | 927823 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Best Bay Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 918839 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of June 2025.
Verify this license's status for Best Bay Plumbing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
26
Permits
- Building permit records show that Best Bay Plumbing has worked on 26 permitted projects.
Best Bay Plumbing Employees
HN
Hooman Mousavi Nazari
Rmo
MN
Mehdi Mousavi Nazari
Ceo / President
MN
Mehdi Mousavi Nazari
Ceo / President
MM
Mehdi Mousavi-Nazari
Ceo / President
RC
Russell Joseph Calderon
Sole Owner