![Johannes Oosthuizen](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>)
Johannes Oosthuizen
Corporate Officer/Principal at
MERCK & CO., INC.
Net worth: 3 M $ as of 2026-09-29
Profile
Mr. Johannes Oosthuizen is an Independent Director at Vylor, Inc., a Manager-Legal & Human Resources at Esor Ltd. and a President-Merck Human Health at Merck & Co., Inc. He is on the Board of Directors at Vylor, Inc. Mr. Oosthuizen was previously employed as a President by Merck Human Health US.
He received his graduate degree from North-West University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-05-04 | 21,895 ( 0% ) | 3 M $ | 2026-09-29 | |
Corteva, Inc.
 Corteva, Inc. Agricultural Commodities/MillingProcess Industries Develops, produces and supplies corn, soybean, oil seeds & crop protection products 0% | 2026-10-21 | 2,610 ( 0% ) | 202 667 $ | 2026-09-29 |
Johannes Oosthuizen active positions
| Companies | Position | Start |
|---|---|---|
| MERCK & CO., INC. | Corporate Officer/Principal | - |
| ESOR LIMITED | Human Resources Officer | - |
Former positions of Johannes Oosthuizen
| Companies | Position | End |
|---|---|---|
Merck Human Health US | President | 2025-12-31 |
Education of Johannes Oosthuizen
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
50
1st degree connections
4
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 4 |
|---|---|
Merck & Co., Inc.
 Merck & Co., Inc. Pharmaceuticals: MajorHealth Technology Manufactures human and animal health pharmaceutical products & vaccines | Health Technology |
Merck Human Health US | |
North-West University
 North-West University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Esor Ltd.
 Esor Ltd. Engineering & ConstructionIndustrial Services Provides civil engineering and construction services | Industrial Services |
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