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W. GIERTSEN AS
AS
Active
Org 911958821
Nygårdsviken 1, 5165
Laksevåg
Installation of insulation
·
NACE 4323
Est. 1922 · 104 years old
5 employees
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Installation of insulation
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W. GIERTSEN AS
Overview
Financials
People & ownership
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (1)
FM
Frank Mohn
Chief Executive Officer
Chief Executive Officer
2016
Board of directors
Non-executive oversight
Name
Role
Member since
Current (1)
RD
Rikke De Besche Giertsen
Board of Directors
Board of Directors
2021
Former (1)
AD
Anita Dugdale De Besche Giertsen
Board of Directors
Board of Directors
2016 – 2021
Shareholders
As of last annual report
Shareholder
Type
Ownership
Votes
Since
Managua As
Company
75%
75%
2025
Bonitet Invest As
Company
15%
15%
2025
Wilhelm Jens Giertsen
Individual
4%
4%
2025
Efantoft Invest As
Company
4%
4%
2025
Hans Middelthon
Individual
2%
2%
2025
Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive.
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Corporate hierarchy, parent and subsidiary network