Updated: Feb 19, 2026
Location and Projects
Address
5818 DEL TRIGO LN, Clayton, CA, 94517
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Lou S Construction
Based in Clayton, CA, Lou S Construction draws on over three decades of experience in residential construction and remodeling. Serving homeowners throughout the Clayton area, the company has completed a range of projects including home additions, kitchen remodels, and bathroom renovations. Lou S Construction works with clients to plan and execute custom solutions tailored to the needs and layout of each property. With 31 years in the trade, the company is adept at managing both large-scale remodeling projects and more targeted repairs or upgrades. Lou S Construction is familiar with the building codes and permit requirements specific to Contra Costa County, ensuring each project meets local standards. The company primarily serves single-family homes and provides guidance throughout the construction process.
Lou S Construction Services
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Lou S Construction Contact Information
Phone Number: (510) 384-6077
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Address: 5818 DEL TRIGO LN, Clayton, CA 94517
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Lou S Construction Clayton
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Lou S Construction has a BuildZoom score of 98, which places them above 84% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that Lou S Construction has worked on at least
2.0 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
|
$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.
House had a rental inspection. i'm not the one who put the water heater in but i mad the repairs they requested. a permit was also requested
Valuation:
N/A
Permit #:
BL-WH-2023-00149
Status:
expired
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$35,000
Permit #:
BLD2025-0367
Status:
final
Fee:
$3,486
Permit Type:
Alteration
Building Type:
N/A
Bathroom remodel- replace fixtures; new toilet @ corner; tub replace with tub/spa w motor access through adjacent closet; addition outlets; listed fan above shower area; new fluorescent light fixture & incandescent light wall fixture w manual sensor switch; addition outlet. @ garage install subpanel
Valuation:
$6,500
Permit #:
BLD2006-01933
Status:
final
Fee:
$518
Permit Type:
N/A
Building Type:
N/A
Legalize water heater 7 windows installed without permit (retrofit). double fees per ce-14-2870 (win
Valuation:
$0
Permit #:
BI-2014-3282
Status:
issued
Fee:
$950
Permit Type:
N/A
Building Type:
N/A
Enf-2022-00071 demolish shower & legalize toilet in laundry area
Valuation:
$2,000
Permit #:
B22-1379
Status:
final
Fee:
$576
Permit Type:
N/A
Building Type:
N/A
500 sq ft addition to create game room with bathroom and new breezeway
Valuation:
N/A
Permit #:
BIAD15-000121
Status:
final
Fee:
$2,603
Permit Type:
N/A
Building Type:
N/A
Remodel bathroom same configuration; new lighting
Valuation:
$5,500
Permit #:
B14-1090
Status:
final
Fee:
$159
Permit Type:
N/A
Building Type:
N/A
Permit value$11.5kmessage contractor remodel bathroom new tub valves new tile new toliet new sink all in existing locations. electrical meter to 125 amp
Valuation:
N/A
Permit #:
BLD2005-00622
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Legalize (e) detached garage conversion to habitable space creating a secondary unit from garage conversion. secondary unit with new address includes 1 new bedroom 1 full bathroom living room and dining room
Valuation:
N/A
Permit #:
BLD2007-00821
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building new construction additions alterations or sign
2016-01-20
Kitchen - changing cabinets and appliances in existing location. cieling lights
Valuation:
$26,000
Permit #:
B160109
Status:
final
Fee:
$2,275
Permit Type:
Ralt
Building Type:
N/A
Permit value$2.2kmessage contractor minor bathroom remodel- r/r tub r/r shower r/r tile walls and minor dry rot repair
Valuation:
N/A
Permit #:
BLD2005-0062
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Permit value$1.5kmessage contractor repair fl joists in kitchen area (where burnt fl heater was). install new wall heater
Valuation:
N/A
Permit #:
BLD2008-01947
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Permit value$2.2kmessage contractor minor bathroom remodel- r/r tub r/r shower r/r tile walls and minor dry rot repair
Valuation:
N/A
Permit #:
BLD2005-00621
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel bathroom new tub valves new tile new toliet new sink all in existing locations. electrical meter to 125 amp
Valuation:
$11,500
Permit #:
BLD2005-00622
Status:
final
Fee:
$666
Permit Type:
N/A
Building Type:
N/A
Remove rear garage door & replace w window; remove 2 (e) living room windows & install a (n) 5 x 4 window
Valuation:
N/A
Permit #:
BLD2004-02808
Status:
complete
Fee:
$101
Permit Type:
N/A
Building Type:
N/A
Remove rear garage door & replace w window; remove 2 (e) living room windows & install a (n) 5 x 4 window
Valuation:
N/A
Permit #:
BLD2004-02808
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace 8 windows same location. at least 1 br window to meet attached egress req'ments
Valuation:
$1,500
Permit #:
BLD2006-00428
Status:
final
Fee:
$216
Permit Type:
N/A
Building Type:
N/A
Upgrade electrical service to 125amps. install 1 new circuit for microwave. replace 3 windows
Valuation:
N/A
Permit #:
BLD2012-01130
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Increase door width from kitchen to dining room from 3 to 6 installing a 4x12 header
Valuation:
N/A
Permit #:
BLD2012-00726
Status:
FINALED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repair fl joists in kitchen area (where burnt fl heater was). install new wall heater
Valuation:
$1,500
Permit #:
BLD2008-01947
Status:
final
Fee:
$313
Permit Type:
N/A
Building Type:
N/A
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Lou S Construction License info
Verified License
| License # | 709870 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Lou S Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | National Liability & Fire Insurance Company |
42
Permits
- Building permit records show that Lou S Construction has worked on 42 permitted projects.
Lou S Construction Employees
LT
Louis Frank Tageson
Owner