Matts Mikael Rosenberg
Net worth: 179 329 $ as of 31/05/2026
Net worth: 179 329 $ as of 31/05/2026
Matts Mikael Rosenberg is currently Chief Executive Officer at Solidium Oy (Investment Company) and Solidium Oy since 2025.
He is Chairman of RG Partners Oy since 2020, Vice Chairman of Terveystalo Oyj since 2022, Director at Anchor Oy Ab since 2017, Director at Stranomius Oy since 2015, Director at Purmo Group Plc since 2021, and Director at Konecranes Oyj starting 2026.
Former roles include Chief Executive Officer & Director at Fortaco Oy from 2014 to 2016, Chief Financial Officer & Deputy CEO at Fortaco Group Oy from 2014 to 2016, Chief Executive Officer at Rettig Group Oy Ab from 2019 to 2025, Deputy CEO & Head of Core Investments at Rettig Asset Management Oy AB from 2018 to 2019, Chairman at Nordkalk Oy Ab from 2018 to 2021, Chairman at Alandia Försäkring Abp from 2020 to 2021, Chairman at Aktia Bank Plc, Deputy Director at IK Partners Ltd. from 2005 to 2013, Director at Purmo Group Oy Ab from 2016 to 2021, Director at Rettig ICC BV from 2016 to 2020, and Director at K-Market Oy.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 31/12/2025 | 18,902 ( 0.01% ) | 179 329 $ | 31/05/2026 |
| Companies | Position | Start |
|---|---|---|
| PURMO GROUP OYJ | Director/Board Member | 01/01/2021 |
| TERVEYSTALO OYJ | Director/Board Member | 01/01/2022 |
| KONECRANES OYJ | Director/Board Member | 26/03/2026 |
Anchor Oy Ab | Director/Board Member | 01/01/2017 |
Solidium Oy
Solidium Oy Investment ManagersFinance Operates as an investment holding company | Chief Executive Officer | 01/10/2025 |
Solidium Oy (Investment Company)
Solidium Oy (Investment Company) Financial ConglomeratesFinance Solidium-IC's operations are market-based, and investment decisions are only made when financial prerequisites are met. The firm evaluates investment targets with an even stronger focus on their potential for national importance in the future. They have a minority interest in all of the companies they own. | Chief Executive Officer | 11/08/2025 |
Stranomius Oy
Stranomius Oy Financial ConglomeratesFinance Provides financial services | Director/Board Member | 01/01/2015 |
RG Partners Oy | Chairman | 01/01/2020 |
| Companies | Position | End |
|---|---|---|
| AKTIA PANKKI OYJ | Chairman | 02/10/2025 |
| ░░░░░░ ░░░░░ ░░ ░░ | ░░░░░ ░░░░░░░░░ ░░░░░░░ | ░░░░░░░░░░ |
| ░░░░░░░ ░░░░░░░░░░░░ ░░░ | ░░░░░░░░ | ░░░░░░░░░░ |
| ░░░░░ ░░░░░ ░░ ░░ | ░░░░░░░░░░░░░░ ░░░░░░ | ░░░░░░░░░░ |
| ░░░░░░░░ ░░ ░░ | ░░░░░░░░ | ░░░░░░░░░░ |
Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 19 |
|---|---|
Konecranes Oyj
Konecranes Oyj Trucks/Construction/Farm MachineryProducer Manufacturing Manufactures industrial cranes and hoists & provides maintenance and consultative services and spare parts | Producer Manufacturing |
Solidium Oy
Solidium Oy Investment ManagersFinance Operates as an investment holding company | Finance |
Alandia Försäkring Abp
Alandia Försäkring Abp Property/Casualty InsuranceFinance Provides cargo, shipping and leisure boat insurance solutions | Finance |
Nordkalk Oy Ab
Nordkalk Oy Ab Construction MaterialsNon-Energy Minerals Extracts and processes limestone based products | Non-Energy Minerals |
Rettig ICC BV
Rettig ICC BV Building ProductsProducer Manufacturing Manufactures and supplies heat emitters and indoor climate comfort systems | Producer Manufacturing |
IK Partners Ltd.
IK Partners Ltd. Investment ManagersFinance IK Partners invests in small to middle capital companies located in Europe primarily in the United Kingdom, Benelux, DACH and France with an enterprise value of EUR 20 million - 1 billion. The firm targets companies operating in the fields of business services, healthcare, and industrials. It participates in buyout transactions with an investment size of EUR 10 - 300 million. The firm acquires minority and majority interests. | Finance |
K-Market Oy
K-Market Oy Food DistributorsDistribution Services Operates a chain of supermarkets | Distribution Services |
Aktia Bank Plc
Aktia Bank Plc Regional BanksFinance Provides banking, asset management and life insurance services | Finance |
Rettig Group Oy Ab
Rettig Group Oy Ab Financial ConglomeratesFinance Provides investment services | Finance |
Rettig Asset Management Oy AB
Rettig Asset Management Oy AB Investment ManagersFinance Provides investment advice | Finance |
Fortaco Oy
Fortaco Oy Engineering & ConstructionIndustrial Services Provides systems and components for the mechanical engineering industry | Industrial Services |
Solidium Oy (Investment Company)
Solidium Oy (Investment Company) Financial ConglomeratesFinance Solidium-IC's operations are market-based, and investment decisions are only made when financial prerequisites are met. The firm evaluates investment targets with an even stronger focus on their potential for national importance in the future. They have a minority interest in all of the companies they own. | Finance |
Fortaco Group Oy
Fortaco Group Oy Trucks/Construction/Farm MachineryProducer Manufacturing Manufactures assemblies, cabins, steel fabrications and zero emission solutions for highway industries | Producer Manufacturing |
Anchor Oy Ab | |
Terveystalo Oyj
Terveystalo Oyj Medical/Nursing ServicesHealth Services Provides primary health care, specialized care and well-being health care services | Health Services |
Stranomius Oy
Stranomius Oy Financial ConglomeratesFinance Provides financial services | Finance |
Purmo Group Oy Ab
Purmo Group Oy Ab Engineering & ConstructionIndustrial Services Provides heating and cooling installation solutions | Industrial Services |
RG Partners Oy | |
Purmo Group Plc
Purmo Group Plc Industrial MachineryProducer Manufacturing Manufactures and installs heating and cooling products | Producer Manufacturing |
Select your edition
All financial news and data tailored to specific country editions