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GreatGain Oy
OY
Active
Y-tunnus 3248452-1
Palikaistentie 180A, 31460
Hirsjärvi
Business and other management consultancy activities
·
NACE 7020
Est. 2021 · 4 years old
— employees
Share
Finland
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Business and other management consultancy activities
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GreatGain Oy
Overview
Financials
People & ownership
Related companies
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People & ownership
Management
Actively employed in the business
Name
Role
Member since
Former (3)
MM
Marja Maija Kuosma-Wiskari
Deputy Member
Deputy Member
2021 – 2022
JW
Juha-Pekka Wiskari
Chief Executive Officer
Chief Executive Officer
2021 – 2022
SK
Stina Karoliina Siikonen
Deputy Member
Deputy Member
2022 – 2023
Board of directors
Non-executive oversight
Name
Role
Member since
Current (1)
JW
Juha-Pekka Wiskari
Board of Directors
Board of Directors
2023
Former (1)
MM
Marja Maija Kuosma-Wiskari
Board of Directors
Board of Directors
2022 – 2023
Shareholders
As of last annual report
No shareholder data available.
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