![Gustaf Järnefelt](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>)
Gustaf Järnefelt
Chief Tech/Sci/R&D Officer at
NEXSTIM PLC
Net worth: 135 114 $ as of 30/09/2026
Profile
Gustaf Järnefelt is currently the Vice President-Research & Development at Nexstim Oyj since 2008.
He graduated from Aalto University School of Science & Technology with a graduate degree in 1988.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
NEXSTIM PLC 0.15% | 28/02/2026 | 12,469 ( 0.15% ) | 135 114 $ | 30/09/2026 |
Gustaf Järnefelt active positions
| Companies | Position | Start |
|---|---|---|
| NEXSTIM PLC | Chief Tech/Sci/R&D Officer | 01/01/2008 |
Education of Gustaf Järnefelt
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
45
1st degree connections
2
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 2 |
|---|---|
Nexstim Oyj
 Nexstim Oyj Medical SpecialtiesHealth Technology Develops non-invasive brain stimulation technology | Health Technology |
Aalto University School of Science & Technology
 Aalto University School of Science & Technology Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
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- Gustaf Järnefelt
