![Gerard J. Platenburg](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>)
Gerard J. Platenburg
Founder at
PROQR THERAPEUTICS N.V.
Net worth: 1 M $ as of 31/07/2026
Profile
Gerard J.
Platenburg was the founder of Prosensa Holding NV, serving as Chief Executive & Development Officer from 2002 to 2009.
Dr. Platenburg is the founder of ProQR Therapeutics NV, serving as Chief Scientific Officer & Executive Director since 2024.
Former job at ISA Pharmaceuticals BV as Chief Executive Officer from 2009 to 2014.
Former job at Pharming NV as Principal.
Education includes graduate and doctorate degrees from the University of Leiden, both conferred in 1987.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 18/03/2026 | 824,388 ( 0.6% ) | 1 M $ | 31/07/2026 |
Gerard J. Platenburg active positions
| Companies | Position | Start |
|---|---|---|
| PROQR THERAPEUTICS N.V. | Founder | 21/02/2012 |
Former positions of Gerard J. Platenburg
| Companies | Position | End |
|---|---|---|
ISA Pharmaceuticals BV
 ISA Pharmaceuticals BV Pharmaceuticals: MajorHealth Technology Develops novel therapeutic vaccines for cancer and infectious diseases | Chief Executive Officer | 01/01/2014 |
| PROSENSA HOLDING NV | Chief Executive Officer | 01/05/2009 |
Pharming NV
 Pharming NV Miscellaneous Commercial ServicesCommercial Services Develops therapeutic products for the treatment of a range of medical indications | Corporate Officer/Principal | - |
Training of Gerard J. Platenburg
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
68
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
Pharming NV
Pharming NV Miscellaneous Commercial ServicesCommercial Services Develops therapeutic products for the treatment of a range of medical indications | Commercial Services |
University of Leiden
 University of Leiden Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Prosensa Holding NV
 Prosensa Holding NV BiotechnologyHealth Technology Engages in the development of ribonucleic acid-modulating or RNA-modulating, therapeutics for the treatment of genetic disorders | Health Technology |
ISA Pharmaceuticals BV
ISA Pharmaceuticals BV Pharmaceuticals: MajorHealth Technology Develops novel therapeutic vaccines for cancer and infectious diseases | Health Technology |
ProQR Therapeutics NV
 ProQR Therapeutics NV Pharmaceuticals: MajorHealth Technology Operates as a biopharmaceutical company with interest in the discovery and development of therapeutics for the treatment of genetic disorders | Health Technology |
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