Updated: May 20, 2026
Location and Projects
Address
P O BOX 2741, Fremont, CA, 94536
Use our bidding system to
request a quote
Mills Mechanical
Mills Mechanical, Fremont, Po Box 2741, Fremont, CA (Employee: Gary Allen Mills) holds a Plumbing license according to the California license board.
Their BuildZoom score of 108 ranks in the top 5% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mills Mechanical, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Mills Mechanical Contact Information
Phone Number: (510) 656-9192
Edit
Address: P O BOX 2741, Fremont, CA 94536
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Mills Mechanical Fremont
Quality
108
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mills Mechanical has a BuildZoom score of 108, which places them above 95% of 336,931 contractors in California.
Activity
|
3 projects
|
2026 |
|
18 projects
|
2025 |
|
7 projects
|
2024 |
|
15 projects
|
2023 |
Our building permit records indicate that Mills Mechanical has worked on at least
43.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$20k-$50k |
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.
Code case number ce-rental-2023-00146 status in progress type ch- rental housing standards project name opened date 04/26/2023 closed date address 525 schafer rd hayward ca 94544 main parcel 453-0020-069-06 description please see activities for details
Valuation:
N/A
Permit #:
BL-PLUMC-2023-00058
Status:
expired
Fee:
$331
Permit Type:
N/A
Building Type:
N/A
Replace 100 water heater like for like in same location 3rd floor boilder room
Valuation:
$20,945
Permit #:
B2025-1413
Status:
final
Fee:
$316
Permit Type:
Non residence pum...
Building Type:
N/A
Permit to install an expansion tank and direct relief valve pipe outside of housing. city inspection found these violations: ce-rental-2023-00224
Valuation:
N/A
Permit #:
BL-WH-2023-00286
Status:
complete
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Replaced old defective water heater with new bradford white water heater. same size same place
Valuation:
N/A
Permit #:
BL-WH-2023-00109
Status:
issued
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Removal of old 100gal water heater and replace with new 100gal water heater. same size same place
Valuation:
N/A
Permit #:
BL-WH-2023-00065
Status:
expired
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Removal of old 100 gal. water heater replace with new 100 gal water heater same size same place
Valuation:
N/A
Permit #:
BL-WH-2023-00032
Status:
expired
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Scope: water heater replacement to building b boiler room remove & replace (e) water heater @ same location. -- building b boiler room --
Valuation:
N/A
Permit #:
2021 049290 MF
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Repair water heater venting connection per housing report h2024-01510 item # 5
Valuation:
N/A
Permit #:
B2024-03618
Status:
issued
Fee:
$180
Permit Type:
N/A
Building Type:
N/A
Repair water heater vent connections per housing report h2024-01512 item # 4
Valuation:
N/A
Permit #:
B2024-03620
Status:
issued
Fee:
$180
Permit Type:
N/A
Building Type:
N/A
Repair water heater vent connection per housing report h2024-01511 item # 2
Valuation:
N/A
Permit #:
B2024-03619
Status:
issued
Fee:
$180
Permit Type:
N/A
Building Type:
N/A
Repair water heater vent connection per housing report h2024-01509 item # 5
Valuation:
N/A
Permit #:
B2024-03617
Status:
issued
Fee:
$180
Permit Type:
N/A
Building Type:
N/A
Removal of old 100 gal. water heater and replace with new 100 gal water heater. same size same place
Valuation:
N/A
Permit #:
BL-WH-2023-00412
Status:
expired
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 104359 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 104348 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 104341 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 104358 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 104356 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 104355 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 101481 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
2025 098678 MF
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Similar Contractors See more
149
BZ Score
$11.9K
Avg Project
-
Projects
149
BZ Score
$10.5K
Avg Project
-
Projects
145
BZ Score
$4.5K
Avg Project
-
Projects
Mills Mechanical Reviews
BuildZoom hasn't received any reviews for Mills Mechanical. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you an HVAC pro in your area today
We'll search our vast network of HVAC Pros and connect
you with one that meets your needs today.
Verified License
BuildZoom confirmed this contractor's license
Mills Mechanical License info
Verified License
| License # | 654655 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mills Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
108
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Security National Insurance Company |
278
Permits
- Building permit records show that Mills Mechanical has worked on 278 permitted projects.
Mills Mechanical Employees
GM
Gary Allen Mills
Sole Owner