![John Duke](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>)
John Duke
Chief Executive Officer at
HARVARD BIOSCIENCE, INC.
Net worth: 30 500 $ as of 31/07/2026
Profile
John D.
Duke is President, Chief Executive Officer & Director at Harvard Bioscience, Inc. since 2025.
Former positions include Chief Executive Officer at Trident Stoic, Inc., Vice President-Business Operations at Corning Life Sciences, Inc. from 2012 to 2016, Vice President & GM-Glass Microsystems at Corning, Inc. from 2017 to 2021, and Chief Business Officer & Executive VP at Lyten, Inc. from 2021 to 2023.
Education includes undergraduate studies at the University of Utah and an MBA from Harvard Business School.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 07/04/2026 | 5,000 ( 0.11% ) | 30 500 $ | 31/07/2026 |
John Duke active positions
| Companies | Position | Start |
|---|---|---|
| HARVARD BIOSCIENCE, INC. | Chief Executive Officer | 28/07/2025 |
Former positions of John Duke
| Companies | Position | End |
|---|---|---|
Lyten, Inc.
 Lyten, Inc. Electrical ProductsProducer Manufacturing Manufactures lithium-sulfur batteries, sensors and graphene materials for semiconductors | Corporate Officer/Principal | 01/04/2023 |
| CORNING INCORPORATED | Corporate Officer/Principal | 01/02/2021 |
Corning Life Sciences, Inc.
 Corning Life Sciences, Inc. Home FurnishingsConsumer Durables Manufactures fiber-optics and specialty glasses | Corporate Officer/Principal | 01/03/2016 |
Plastic Molding Technology, Inc.
 Plastic Molding Technology, Inc. Miscellaneous ManufacturingProducer Manufacturing Manufactures precision-engineered and injection molded plastic components | Chief Executive Officer | - |
Training of John Duke
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
29
1st degree connections
7
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 7 |
|---|---|
Corning, Inc.
 Corning, Inc. Electronic ComponentsElectronic Technology Manufactures specialty glass and ceramics | Electronic Technology |
Harvard Bioscience, Inc.
 Harvard Bioscience, Inc. Medical SpecialtiesHealth Technology Manufactures, develops and markets apparatus and scientific instruments | Health Technology |
University of Utah
 University of Utah Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Corning Life Sciences, Inc.
Corning Life Sciences, Inc. Home FurnishingsConsumer Durables Manufactures fiber-optics and specialty glasses | Consumer Durables |
Plastic Molding Technology, Inc.
Plastic Molding Technology, Inc. Miscellaneous ManufacturingProducer Manufacturing Manufactures precision-engineered and injection molded plastic components | Producer Manufacturing |
Harvard Business School
 Harvard Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Lyten, Inc.
Lyten, Inc. Electrical ProductsProducer Manufacturing Manufactures lithium-sulfur batteries, sensors and graphene materials for semiconductors | Producer Manufacturing |
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