![Tuomas Jaakko Syrjänen](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Tuomas Jaakko Syrjänen
Director/Board Member at
WITHSECURE OYJ
Net worth: 134 586 $ as of 2026-02-27
Profile
Tuomas Jaakko Syrjänen is the founder.
Mr. Syrjänen is the founder of Futurice Oy, serving as Chairman since 2024.
Mr. Syrjänen is also the founder of Vastuu Group Oy.
Current jobs include Independent Director at WithSecure Corp.
since 2019, Independent Director at Vaisala Oyj since 2019, Director at Fira Group Oy since 2015, Director at Aito Intelligence Oy since 2018, Director at F-Secure Cyber Security Services Oy since 2019, and Director at Flow Technologies Oy since 2024.
Former jobs include Director at Valtion kehitysyhtiö.
Vake Oy from 2018 to 2020 and Independent Director at Taaleri Plc.
Education includes a graduate degree from the University of Helsinki.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
VAISALA OYJ CLASS A 0.01% | 2025-12-30 | 2,360 ( 0.01% ) | 134 586 $ | 2026-02-27 |
Tuomas Jaakko Syrjänen active positions
| Companies | Position | Start |
|---|---|---|
| WITHSECURE OYJ | Director/Board Member | 2018-12-31 |
| VAISALA OYJ | Director/Board Member | 2019-03-25 |
Futurice Oy
 Futurice Oy Packaged SoftwareTechnology Services Provides Internet and mobile software solutions | Founder | 1999-12-31 |
Fira Group Oy
 Fira Group Oy HomebuildingConsumer Durables Engages in construction and renovation activities | Director/Board Member | 2014-12-31 |
Aito Intelligence Oy
 Aito Intelligence Oy Internet Software/ServicesTechnology Services Operates digital platform dedicated to making the machine learning easy and usable for automation developers | Director/Board Member | 2017-12-31 |
F-Secure Cyber Security Services Oy | Director/Board Member | 2018-12-31 |
Flow Technologies Oy
 Flow Technologies Oy Packaged SoftwareTechnology Services Develops software platform which enables data-driven operations and improvements in construction | Director/Board Member | 2023-12-31 |
Vastuu Group Oy
 Vastuu Group Oy Packaged SoftwareTechnology Services Develops application for job seekers and recruiters | Founder | - |
Former positions of Tuomas Jaakko Syrjänen
| Companies | Position | End |
|---|---|---|
Valtion kehitysyhtiö Vake Oy
 Valtion kehitysyhtiö Vake Oy Financial ConglomeratesFinance Invests in development projects | Director/Board Member | 2019-12-31 |
| ░░░░░░░ ░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
Training of Tuomas Jaakko Syrjänen
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
35
1st degree connections
11
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 11 |
|---|---|
WithSecure Corp.
 WithSecure Corp. Internet Software/ServicesTechnology Services Provides internet and mobile security software | Technology Services |
Vaisala Oyj
 Vaisala Oyj Electronic Equipment/InstrumentsElectronic Technology Develops, manufactures and markets electronic measurement systems for environmental and industrial measurement | Electronic Technology |
University of Helsinki
 University of Helsinki Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Futurice Oy
Futurice Oy Packaged SoftwareTechnology Services Provides Internet and mobile software solutions | Technology Services |
Taaleri Plc
 Taaleri Plc Investment ManagersFinance Provides wealth management and financing services | Finance |
Fira Group Oy
Fira Group Oy HomebuildingConsumer Durables Engages in construction and renovation activities | Consumer Durables |
Valtion kehitysyhtiö Vake Oy
Valtion kehitysyhtiö Vake Oy Financial ConglomeratesFinance Invests in development projects | Finance |
Aito Intelligence Oy
Aito Intelligence Oy Internet Software/ServicesTechnology Services Operates digital platform dedicated to making the machine learning easy and usable for automation developers | Technology Services |
Vastuu Group Oy
Vastuu Group Oy Packaged SoftwareTechnology Services Develops application for job seekers and recruiters | Technology Services |
F-Secure Cyber Security Services Oy | |
Flow Technologies Oy
Flow Technologies Oy Packaged SoftwareTechnology Services Develops software platform which enables data-driven operations and improvements in construction | Technology Services |
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