Updated: Apr 30, 2026
Location and Projects
Address
8504 FIRESTONE BLVD #482, Downey, CA, 90242
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Rm Supreme Builders Construction
Rm Supreme Builders Inc, 8504 Firestone Blvd, Downey, CA (Employee: Rick Michael Mansker) holds a General Building, Drywall license according to the California 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 Rm Supreme Builders Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Rm Supreme Builders Inc Services
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Rm Supreme Builders Inc Contact Information
Phone Number: (562) 408-4672
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Address: 8504 FIRESTONE BLVD #482, Downey, CA 90242
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Building Permits by Rm Supreme Builders Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Convert garage (405 sq ft) to adu and addition (21 sq ft) deck
Valuation:
N/A
Permit #:
PLM25-00779
Status:
issued
Fee:
$384
Permit Type:
N/A
Building Type:
N/A
Convert garage (405 sq ft) to adu and addition (21 sq ft) deck
Valuation:
N/A
Permit #:
MEC25-00672
Status:
issued
Fee:
$169
Permit Type:
N/A
Building Type:
N/A
Convert garage (405 sq ft) to adu and addition (21 sq ft) deck
Valuation:
N/A
Permit #:
ELE25-01347
Status:
issued
Fee:
$256
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Rm Supreme Builders Inc License info
Verified License
| License # | 1141675 |
| Status | Active |
| State | California |
| Type | General Building, Drywall |
| Date Issued | 08-07-2025 |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Rm Supreme Builders Inc 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 | Merchants Bonding Company (Mutual) |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
Rm Supreme Builders Inc Employees
RM
Rick Michael Mansker
Rmo / Ceo / Pres