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Montan AS
AS
Active
Org 925814970
Brekkvegen 1125, 6690
Aure
Economic activity was not specified by tax authority
·
NACE 0000
Est. 2020 · 5 years old
0 employees
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Economic activity was not specified by tax authority
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Montan AS
Overview
Financials
People & ownership
Related companies
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (1)
SH
Siv Hege Helgheim Stemshaug
Chief Executive Officer
Chief Executive Officer
2020
Board of directors
Non-executive oversight
Name
Role
Member since
Current (3)
SH
Siv Hege Helgheim Stemshaug
Chairman
Chairman
2020
IS
Ivar Stemshaug
Board of Directors
Board of Directors
2020
HS
Hans Stemshaug
Board of Directors
Board of Directors
2020
Shareholders
As of last annual report
Portiv As — 45%
Stemna As — 45%
Siv Hege Helgheim Stemshaug — 6.82%
Haviar As — 3.18%
100%
Shareholder
Type
Ownership
Votes
Since
Portiv As
Company
45%
45%
2025
Stemna As
Company
45%
45%
2025
Siv Hege Helgheim Stemshaug
Individual
6.82%
6.82%
2025
Haviar As
Company
3.18%
3.18%
2025
Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive.
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More on Montan AS
Overview →
Headline figures, risk assessment and company summary
Financials & key figures →
Revenue, EBITDA, balance sheet and 5-year trend
Related companies →
Corporate hierarchy, parent and subsidiary network
