Updated: Jun 01, 2026
Location and Projects
Address
17483 MALAGA STREET, Fontana, CA, 92337
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Sergio Hernandez Construction
Sergio Hernandez at 17483 MALAGA STREET, Fontana, CA 92337, held a General Contractor license (#903068) with the California contractors license board with an expiration date of 08-17-2009. We last verified the license was inactive on 05-31-2026.
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.
Sergio Hernandez Services
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Sergio Hernandez Contact Information
Phone Number: (909) 229-1432
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Address: 17483 MALAGA STREET, Fontana, CA 92337
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Sergio Hernandez Fontana
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Sergio Hernandez, click “This is My Business” to update your information.
Activity
|
3 projects
|
2025 |
|
4 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Sergio Hernandez has worked on at least
10.0 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.
Experience
|
3 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Sergio Hernandez mostly works on
kitchen remodel
projects.
Pricing
|
3 projects
|
$20k-$50k |
|
3 projects
|
$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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Single family dwelling addn: addition laundry room 83 sf; covered patio 161sf; and trellis patio 232 sf; kitchen remodel new hvac and replace water heater; install outdoor gas fireplace under patio and new bbq island with gas and electrical e/m/p
Valuation:
$150,000
Permit #:
B-24-650
Status:
issued
Fee:
$2,125
Permit Type:
N/A
Building Type:
N/A
North park: building mechanical electrical & plumbing permits for the unpermitted conversion of an existing sdu to a medical clinic. work to include change of use; interior remodel; new electrical lighting sink accessible bathroom exterior chair lift and relocation of hvac unit. base zone: cn-1-3; transit priority area; geo haz 52; ced #143945 *cleared under project 397348*
Valuation:
$70,950
Permit #:
2312539
Status:
issued
Fee:
$2,868
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Domestic water system flow analysis is needed
Valuation:
N/A
Permit #:
FPRBP2501517
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Manufactured home residential (bmr) - spr - site preparation residential
2025-08-15
Site prep (28 x 48') for mh
Valuation:
N/A
Permit #:
BMR2500465
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Manufactured home residential (bmr) - mhr - manufactured home residential
2024-04-30
Install for mh
Valuation:
$140,587
Permit #:
BMR2400305
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen and bathrooms like for like
Valuation:
$49,500
Permit #:
M2024-0049
Status:
canceled
Fee:
$382
Permit Type:
Mechanical
Building Type:
N/A
Encroachment permit (enc) - enc03 - encroachment permit minor
2022-04-05
Install 1-20 residence concrete d/w app @ 99190 via costa brava mecca
Valuation:
N/A
Permit #:
ENC21090250
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen and bathrooms (no wall moving)
Valuation:
$42,350
Permit #:
B23-0497
Status:
issued
Fee:
$1,761
Permit Type:
Alterations
Building Type:
N/A
Encroachment permit (enc) - enc03 - encroachment permit minor
2024-04-12
Install (2) type c driveway approaches (1-16 & 1-30) for 72449 clubview drive mecca
Valuation:
N/A
Permit #:
ENC23120695
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New county standard block wall (front left & rear of property) with 6 pilasters
Valuation:
N/A
Permit #:
BWL2400159
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hernandez residence
Valuation:
N/A
Permit #:
FPRBP2301363
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hernandez mh residence
Valuation:
N/A
Permit #:
FPRBP2100342
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Manufactured home residential (bmr) - spr - site preparation residential
2024-04-30
Site prep for mh
Valuation:
N/A
Permit #:
BMR2300716
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Manufactured home residential (bmr) - pfr - permanent foundation residential
2022-06-02
Perm foundation to mh
Valuation:
N/A
Permit #:
BMR2100178
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
For existing sdu structure to be remodeled and for a change in use to medical office. work to include new sink, bath remodel, proposed ramp, ext ramp to be removed, interior doors, interior partition walls, relocate ac unit, electrical work and associated mechanical, plumbing and electrical work.
Valuation:
$28,000
Permit #:
1387597
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
Final only to project 337046 approval 117885. midcity;kensington;talmadge: combination approval for new living room addition & enlarge dining area addition interior non-bearing walls & new 2nd story addition for (3) bedrooms (2) bathrms & laundry area & balcony & terraces & carport to an existing single family dwelling unit/zoned: rs-1-7/or-1-1 fire brush esl geo. hazard 52
Valuation:
$1
Permit #:
1890449
Status:
complete
Fee:
$348
Permit Type:
Add/alt 1 or 2 fa...
Building Type:
N/A
For mechanical work associated with a change-in-use interior remodle. work to include new sink, bath remodel, proposed ramp, ext ramp to be removed, interior doors, interior partition walls, relocate ac unit, electrical work and associated mechanical, plumbing and electrical work.
Valuation:
$0
Permit #:
1387602
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
For electrical work associated with a change-in-use interior remodle. work to include new sink, bath remodel, proposed ramp, ext ramp to be removed, interior doors, interior partition walls, relocate ac unit, electrical work and associated mechanical, plumbing and electrical work.
Valuation:
$0
Permit #:
1387599
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
For plumbing work associated with a change-in-use interior remodle. work to include new sink, bath remodel, proposed ramp, ext ramp to be removed, interior doors, interior partition walls, relocate ac unit, electrical work and associated mechanical, plumbing and electrical work.
Valuation:
$0
Permit #:
1387604
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
New electrical
Valuation:
N/A
Permit #:
FY21-0131
Status:
final
Fee:
$133
Permit Type:
plumbing
Building Type:
N/A
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Sergio Hernandez License info
Inactive License
| License # | 903068 |
| Status | Inactive |
| State | California |
| Type | Swimming Pool |
| 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 Sergio Hernandez at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 895928 |
| Status | Inactive |
| State | California |
| Type | Pool And Spa Maintenance, Plumbing |
| 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 Sergio Hernandez 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 Sergio Hernandez, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
41
Permits
- Building permit records show that Sergio Hernandez has worked on 41 permitted projects.
Sergio Hernandez Employees
CA
Carlos Jose Arenas
Rmo
MG
Martha Elena Garcia
Officer
SH
Sergio Hernandez
Ceo / President
SH
Sergio Hernandez
Owner