Updated: Jun 18, 2026
Location and Projects
Address
P O BOX 39896, Downey, CA, 90239
Use our bidding system to
request a quote
Mckinnon & Sons Plumbing Inc
Mckinnon & Sons Plumbing Inc at P O BOX 39896, Downey, CA 90239, held a Plumber license (#759646) with the California contractors license board with an expiration date of 10-31-2025. We last verified the license was expired on 06-17-2026.
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 bidding system to be easily matched to qualified, licensed professionals in your area.
Mckinnon & Sons Plumbing Inc Services
Start a project today:
Mckinnon & Sons Plumbing Inc Contact Information
Phone Number: (562) 904-3616
Edit
Address: P O BOX 39896, Downey, CA 90239
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Mckinnon & Sons Plumbing Inc Downey
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Mckinnon & Sons Plumbing Inc, click “This is My Business” to update your information.
Activity
|
2 projects
|
2024 |
Our building permit records indicate that Mckinnon & Sons Plumbing Inc has worked on at least
2.0 projects over the past 2 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
|
$100k-$250k |
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.
Building Permits by Mckinnon & Sons Plumbing Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
(n) residential unit at 795sqft
Valuation:
$133,059
Permit #:
BLD-24-00628
Status:
triage
Fee:
$2,198
Permit Type:
N/A
Building Type:
N/A
Replace section of main drain line with 2 cleanouts
Valuation:
N/A
Permit #:
BLD-24-00713
Status:
final
Fee:
$158
Permit Type:
N/A
Building Type:
N/A
Second driveway for new rv pad 680 sq ft **06/14/22 addition additional 2 420 sqft of flat work per updated plot plan **
Valuation:
$19,158
Permit #:
BLD-22-00464
Status:
final
Fee:
$699
Permit Type:
N/A
Building Type:
N/A
Remodel bathroom 120 sqft. repipe (8 ) fixtures and mainline
Valuation:
$11,712
Permit #:
BLD-22-02186
Status:
final
Fee:
$672
Permit Type:
N/A
Building Type:
N/A
New solar photovoltaic 2.27kw 8 panels
Valuation:
N/A
Permit #:
BLD-21-00879
Status:
triage
Fee:
$130
Permit Type:
N/A
Building Type:
N/A
Mira mesa grading, public improvements, emra and final map for the construction of 8 condiminium buildings (33 units). public improvements include driveway, sidewalks, curb and gutters, hydrants. new private water line and sewer main. final map to create two lots and easement dedications to include emergency access, landscape and stormwater. per 38399-d (1-18)
Valuation:
$0
Permit #:
1501864
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repipe house replace fixture and the water heater located inside the garage and water service
Valuation:
N/A
Permit #:
1711140032
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace (e) bathtub w (n) fiberglass bathtub (like for like no tile lath drywall work) entered by: bollsd
Valuation:
N/A
Permit #:
P2018-000381
Status:
final
Fee:
$76
Permit Type:
N/A
Building Type:
N/A
Emra for private storm drain pipe, private sewer lateral, and non-standard driveway.
Valuation:
$0
Permit #:
1411417
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Grading and public improvements for 33 new condominiums. per 38399-d (1-18)
Valuation:
$0
Permit #:
1358250
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 40 gallon water heater in outside patio closet
Valuation:
N/A
Permit #:
P13-0103
Status:
triage
Fee:
N/A
Permit Type:
R-plumbing
Building Type:
N/A
(e-plan) roof-mount solar photovoltaic system. 9.30.20 - per harold customer is no longer doing the panel upgrade. removed from description of work. mm
Valuation:
N/A
Permit #:
00825048-RRA
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Swmdcma for bioretention basins and permeable pavers.
Valuation:
$0
Permit #:
1411407
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 7 new gas pressure regulators
Valuation:
N/A
Permit #:
1411240007
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
7/17/09 doc # 2009-0394933. emra forprivate d-25 curb outlet, 4' diameter rcp conc drainage structure, conrete swale, and rip-rap within existing 12' wide ground utility easement
Valuation:
$0
Permit #:
617628
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Comply with dept. order dated 12-13-99 permit will expire 30 days from issuance date. new existing bathroom
Valuation:
N/A
Permit #:
00042-10000-17291
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replace and install new main gas line from meter
Valuation:
$0
Permit #:
PB120288
Status:
Closed-Complete
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
Pg&e will be replacing disconnects
Valuation:
N/A
Permit #:
ENC13-0856
Status:
final
Fee:
$473
Permit Type:
Utilities
Building Type:
N/A
Access mh 1163. job# a012kgk
Valuation:
N/A
Permit #:
ENC17-0493
Status:
final
Fee:
$369
Permit Type:
Utilities
Building Type:
N/A
Replace 150 ft. water main
Valuation:
$0
Permit #:
PLM2001-01531
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
132
BZ Score
$1.3K
Avg Project
-
Projects
138
BZ Score
$9K
Avg Project
-
Projects
136
BZ Score
$31.2K
Avg Project
-
Projects
Mckinnon & Sons Plumbing Inc Reviews
BuildZoom hasn't received any reviews for Mckinnon & Sons Plumbing Inc. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you a plumber in your area today
We'll search our vast network of Plumbers and connect
you with one that meets your needs today.
Mckinnon & Sons Plumbing Inc License info
Inactive License
| License # | 759646 |
| 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 Mckinnon & Sons Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Mckinnon & Sons Plumbing Inc, click “This is My Business” to update your information.
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Mid Century Insurance Company |
26
Permits
- Building permit records show that Mckinnon & Sons Plumbing Inc has worked on 26 permitted projects.
Mckinnon & Sons Plumbing Inc Employees
DK
Donald James Mc Kinnon
Sole Owner