Updated: May 26, 2026
Location and Projects
Headquarters Address
Vancouver, WA, 98665
Local address
450 w arlington st gladstone, Gladstone, OR, 97027
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Southgate Wallboard Construction
Southgate Wallboard Inc, 450 W Arlington St, Gladstone, OR (Owned by: Michael D. Prothe) holds a license and 4 other licenses according to the Oregon license board.
Their BuildZoom score of 95 ranks in the top 22% of 62,733 Oregon licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Southgate Wallboard Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Southgate Wallboard Inc Services
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Southgate Wallboard Inc Contact Information
Phone Number: (503) 679-3006
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Headquarters Address: Vancouver, WA, 98665
Local Address: 450 w arlington st gladstone, Gladstone, OR 97027
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Building Permits by Southgate Wallboard Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Single family residence - 3 bd 3 ba attach garage - lv 16830 lazy river pl
Valuation:
N/A
Permit #:
05061492
Status:
final
Fee:
$3,267
Permit Type:
N/A
Building Type:
N/A
Single family residence - 3 bd 3 ba attach garage adams acres 2 lot 53
Valuation:
N/A
Permit #:
05064791
Status:
final
Fee:
$3,409
Permit Type:
N/A
Building Type:
N/A
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Southgate Wallboard Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Southgate Wallboard Inc License info
Verified License
| License # | 3667 |
| Status | Active |
| State | Oregon |
| Business Type | Corporation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Southgate Wallboard Inc at the Oregon Construction Contractors Board (CCB).
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | SOUTHW*204KE |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Southgate Wallboard Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 3669 |
| Status | Active |
| State | Oregon |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of August, 2016. Check the current license status of Southgate Wallboard Inc with the Oregon Construction Contractors Board (CCB)
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 3668 |
| Status | Active |
| State | Oregon |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of August, 2016. Check the current license status of Southgate Wallboard Inc with the Oregon Construction Contractors Board (CCB)
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | ARI-3667 |
| Status | Inactive |
| State | Oregon |
| Type | Architect Individual |
| Business Type | Corporation |
- According to the Oregon Board of Architect Examiners, 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 Southgate Wallboard Inc at the Oregon Board of Architect Examiners.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Insured
| Insurer | Ohio Security Insurance Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Contractors Bonding & Ins Co |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Saif |
Southgate Wallboard Inc Employees
DN
Dexter Nielsen
Vice President
MP
Michael D. Prothe
MP
Michael D. Prothe
Owner
NL
NIELSEN, RANDALL L
President
NL
Nielsen, Randall Lee
Owner
NL
NIELSEN, TIMOTHY L
Vice President
NL
Nielsen, Timothy Lawrence
Corporate Officer
RN
Randall Nielsen
President
TN
Timothy Nielsen
Vice President