Updated: Jun 04, 2026
Location and Projects
Address
12727 N WATT LN UNIT A, Sylmar, CA, 91342
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Jld Construction
Jld Construction, 12727 N Watt Ln, Sylmar, CA (Employee: Jose Luis Diaz Hernandez) holds a Renovation license and 2 other licenses according to the Environmental Protection Agency license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Jld Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Jld Construction Services
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Jld Construction Contact Information
Phone Number: (818) 324-3827
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Address: 12727 N WATT LN UNIT A, Sylmar, CA 91342
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Convert (e) 23 x 21 attached 2-car garage to accessory dwelling unit per gcs 65852.2(e)(1)(a). all work done per wfpp. comply with department order effective date 07/10/2020. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
21016-20000-20267
Status:
plancheck
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Reroof with 20 sqrs comparable shingle roofing. existing solid sheathing. re-roof with class a or b material weighing less than 6 pounds per sq. ft. for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-residential buildings per title 24 part 6 section 149(b)
Valuation:
$4,000
Permit #:
21016-90000-15415
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Electrical outlet for tankless waterheater
Valuation:
N/A
Permit #:
22041-90000-06273
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Additional cmu wall at interior side of east wall line
Valuation:
$40,000
Permit #:
20016-10000-04735
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Convert (e) atatched garage into adu per ab 494 & sb229
Valuation:
$30,000
Permit #:
19016-30000-40387
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remove and replace existing water heater with tankless waterheater
Valuation:
N/A
Permit #:
20042-90000-07729
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Tankless
Valuation:
N/A
Permit #:
22042-90000-03010
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Installed new 100 amp panel
Valuation:
N/A
Permit #:
20041-90000-13525
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Reroof with 23 sqrs comparable shingle roofing over new solid sheathing. re-roof with class a or b material weighing less than 6 pounds per sq. ft. for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-residential buildings per title 24 part 6 section 149(b)
Valuation:
$6,900
Permit #:
22016-90000-02786
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Reroof with 10 sqrs comparable shingle roofing over new solid sheathing. re-roof with class a or b material weighing less than 6 pounds per sq. ft. for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-residential buildings per title 24 part 6 section 149(b)
Valuation:
$3,000
Permit #:
22016-90000-01998
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Jld Construction License info
Verified License
| License # | NAT-F226896-1 |
| Status | Active |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Jld Construction at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1123758 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- 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 Jld Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1050867 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- 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 Jld Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
Jld Construction Employees
JH
Jose Luis Diaz Hernandez
Sole Owner