Updated: Jan 29, 2026
Location and Projects
Address
15540 ILLINOIS AVE, Paramount, CA, 90723
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Preferred Piping Systems Construction
Preferred Piping Systems, 15540 Illinois Ave, Paramount, CA (Employees: Charles Lewis Slay and Debra Louise Slay) holds a Plumbing, General Building license according to the California license board.
Their BuildZoom score of 102 ranks in the top 11% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Preferred Piping Systems, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Preferred Piping Systems Services
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Preferred Piping Systems Contact Information
Phone Number: (562) 529-8146
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Address: 15540 ILLINOIS AVE, Paramount, CA 90723
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Preferred Piping Systems Paramount
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Preferred Piping Systems has a BuildZoom score of 102, which places them above 89% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
4 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Preferred Piping Systems has worked on at least
6.0 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
|
$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 Preferred Piping Systems
This is a sample of this contractor's permits. Click here to access their complete permit history.
Alteration/repair to existing church
Valuation:
$250,000
Permit #:
19016-10000-35110
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New branch circuit incidental to the installation of a solar water heating system under permit
Valuation:
N/A
Permit #:
25042-90000-10340
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
No Description Available
Valuation:
$201,000
Permit #:
32591
Status:
issued
Fee:
$4,460
Permit Type:
N/A
Building Type:
N/A
T-24 plan check for a tenant improvement to existing place. scope includes new equipment receptacles lightings and controls. total affected area is 2581 sq.ft full plan check may be required subject to field inspection. b#19016-40000-41083
Valuation:
N/A
Permit #:
20041-10000-10670
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Existing church remodel hvac upgrades insulate wall & roof storm drain pipe site improvement parking restripping with accessible parkings. install 8 light pole bases. [a-3 v-b nonsprinklered]
Valuation:
$202,394
Permit #:
B201904258
Status:
final
Fee:
$5,763
Permit Type:
N/A
Building Type:
N/A
One electrical receptacle
Valuation:
N/A
Permit #:
25041-90000-24376
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Electrical plan revisions to b201904258 - electrical changes delta # 2- 5 on sheets e-001 es101 es102 and es103
Valuation:
N/A
Permit #:
B202206664
Status:
final
Fee:
$475
Permit Type:
N/A
Building Type:
N/A
Smoke control
Valuation:
N/A
Permit #:
25044-90000-05813
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Low voltage
Valuation:
N/A
Permit #:
25041-90000-24535
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Low voltage
Valuation:
N/A
Permit #:
25041-90000-25391
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Hose bib
Valuation:
N/A
Permit #:
25042-90000-09956
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Remove existing fixtures. addition floor drains in restrooms
Valuation:
N/A
Permit #:
22042-90000-26436
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Replace section of drywall in restroom relocate office door into warehouse and close off exiting enlarge restroom door
Valuation:
N/A
Permit #:
2020000559
Status:
final
Fee:
$100
Permit Type:
Iiib
Building Type:
N/A
Internal tenant improvement - ada improvements title 24 hvac upgrades
Valuation:
$100,000
Permit #:
2001070018
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Internal tenant improvement - ada improvements title 24 hvac upgrades
Valuation:
$100,000
Permit #:
1908210008
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace existing units and ducts with new
Valuation:
N/A
Permit #:
22044-90000-15550
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Pc for energy only scope of work includes new lighting circuitts and controls. total affected area is 3363 sqft. ((b#19016-10000-35110)
Valuation:
N/A
Permit #:
19041-30000-45372
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install a 7 high by 13 wide gate and open a 4 wide man door into the south side of building to exterior
Valuation:
N/A
Permit #:
2020000999
Status:
final
Fee:
$270
Permit Type:
Vb
Building Type:
N/A
Tenant improvement to an existing commercial building. adding new lighitng new controls to existign panels. plan check for enegy only total square footage 6899
Valuation:
N/A
Permit #:
16041-20000-45470
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
200 amp service panel upgrade and circuit for ductless mini split unit in office
Valuation:
N/A
Permit #:
2020000616
Status:
final
Fee:
$83
Permit Type:
N/A
Building Type:
N/A
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Preferred Piping Systems Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Preferred Piping Systems License info
Verified License
| License # | 457116 |
| Status | Active |
| State | California |
| Type | Plumbing, General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Preferred Piping Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
55
Permits
- Building permit records show that Preferred Piping Systems has worked on 55 permitted projects.
Preferred Piping Systems Employees
CS
Charles Lewis Slay
Rmo / Ceo / Pres
DS
Debra Louise Slay
Officer