Updated: May 20, 2026
Location and Projects
Address
1029 N MOLLISON AVE APT#8, El Cajon, CA, 92021
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Flores-sierra Contractors Site Work Contractor
Flores-sierra Contractors, Inc, 1029 N Mollison Ave, El Cajon, CA (Owned by: Carlos ) holds a Renovation license and 4 other licenses according to the Environmental Protection Agency license board.
Their BuildZoom score of 94 ranks in the top 24% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Flores-sierra Contractors, Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Flores-sierra Contractors, Inc Contact Information
Phone Number: (714) 296-0093
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Address: 1029 N MOLLISON AVE APT#8, El Cajon, CA 92021
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Building Permits by Flores-sierra Contractors, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Demolish exist single family dwelling and garage
Valuation:
$18,600
Permit #:
10-0897
Status:
expired
Fee:
$395
Permit Type:
N/A
Building Type:
N/A
Type demolitions - dwellings. demolish exixting s.f.d.view pdf fileview pdf file
Valuation:
N/A
Permit #:
75173
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Type demolitions - dwellings. demolish sfdview pdf fileview pdf file
Valuation:
N/A
Permit #:
95721
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Type demolitions - dwellings. demolish sfdview pdf fileview pdf file
Valuation:
N/A
Permit #:
95720
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Type demolitions - dwellings. demolish sfdview pdf fileview pdf file
Valuation:
N/A
Permit #:
95719
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Type demolitions - others. demolish existing buildings
Valuation:
N/A
Permit #:
75172
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demo exist single family dwelling and garage.view pdf file
Valuation:
N/A
Permit #:
10-0897
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Flores-sierra Contractors, Inc License info
Verified License
| License # | NAT-F241516-1 |
| Status | Active |
| Nation | Environmental Protection Agency |
| Type | Renovation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Flores-sierra Contractors, Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | LBP-F241516-1 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Lead Abatement, Renovation |
- According to the United States Environmental Protection Agency, 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 Flores-sierra Contractors, Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1097363 |
| Status | Inactive |
| State | California |
| Type | Building Moving, Demolition, Asbestos Abatement |
- 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 Flores-sierra Contractors, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 835623 |
| Status | Inactive |
| State | California |
| Type | Building Moving, Demolition |
- 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 Flores-sierra Contractors, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 787764 |
| Status | Inactive |
| State | California |
| Type | Building Moving, Demolition, Asbestos Abatement |
- 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 Flores-sierra Contractors, Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
6
Permits
- Building permit records show that Flores-sierra Contractors, Inc has worked on 6 permitted projects.
Flores-sierra Contractors, Inc Employees
AT
Alberto Flores Torres
Rme
C
Carlos
Owner
CS
Christopher Devon Sierra
Ceo / President