Updated: May 28, 2026
Location and Projects
Address
P O BOX 1981, Alturas, CA, 96101
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MJM Contractors Construction
MJM Contractors, Alturas, Po Box 1981, Alturas, CA (Owned by: Matthew John Moore) holds a General Building license and 1 other license according to the California 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 MJM Contractors, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
MJM Contractors Services
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MJM Contractors Contact Information
Phone Number: (530) 362-1133
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Address: P O BOX 1981, Alturas, CA 96101
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace 200a panel with like for like
Valuation:
N/A
Permit #:
BLD22-7241
Status:
final
Fee:
$305
Permit Type:
N/A
Building Type:
N/A
5 380 sf single family dwelling with attached 1 380 sf garage
Valuation:
N/A
Permit #:
BLD21-4572
Status:
plancheck
Fee:
$6,674
Permit Type:
N/A
Building Type:
N/A
Change of use-r3 to i-4 adult care
Valuation:
$45,000
Permit #:
B2013-0201
Status:
final
Fee:
$1,851
Permit Type:
Contractors est
Building Type:
N/A
Replacement 2000 sq ft single family dwelling (unit 1 - primary residence)
Valuation:
N/A
Permit #:
BLD22-2388
Status:
issued
Fee:
$9,078
Permit Type:
N/A
Building Type:
N/A
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MJM Contractors Reviews
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Verified License
BuildZoom confirmed this contractor's license
MJM Contractors License info
Verified License
| License # | 941645 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation, Sole Ownership |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for MJM Contractors at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 928319 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation, Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for MJM Contractors 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 | Developers Surety & Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
MJM Contractors Employees
AM
Austin Grant Mattos
Officer
CM
Carolyn Joy Mattos
Officer
CM
Cheryl Ann Mattos
Officer
JM
John Joseph Mattos
Officer
MM
Matthew John Mattos
Rmo / Ceo / Pres
MM
Matthew John Moore
Owner