Updated: Mar 01, 2026
Location and Projects
Address
5145 OLMEDA AVENUE, Atascadero, CA, 93422
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Mark T Nelson Construction
Mark T Nelson Construction, 5145 Olmeda Ave, Atascadero, CA holds a General Building, Drywall license according to the California license board.
Their BuildZoom score of 92 ranks in the top 32% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mark T Nelson Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mark T Nelson Construction Services
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Mark T Nelson Construction Contact Information
Phone Number: (805) 441-3146
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Address: 5145 OLMEDA AVENUE, Atascadero, CA 93422
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Building Permits by Mark T Nelson Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Upgrade & relocated main electrical panel 200 amps. install new 100 amp subpanel
Valuation:
N/A
Permit #:
BLD2016-01518
Status:
PERMIT ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace potable water lines with updated material in kitchen only
Valuation:
N/A
Permit #:
BLD-2015-12705
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Upgrade electrical panel from 100 amp to 200 amp
Valuation:
N/A
Permit #:
BLD-2015-12706
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Mark T Nelson Construction License info
Verified License
| License # | 589251 |
| Status | Active |
| State | California |
| Type | General Building, Drywall |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Mark T Nelson Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Mark T Nelson Construction Employees
MN
Mark T Nelson
Sole Owner