![Vassilios Gregoriou](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>)
Net worth: 66 861 $ as of 30/05/2026
Vassilios Gregoriou is the founder of Advent Technologies, Inc. (Massachusetts), founded in 2012.
Former jobs include Chairman at Advent Technologies Holdings, Inc. from 2024 and President at Society For Applied Spectroscopy.
Education includes a doctorate from Duke University.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 18/09/2025 | 212,256 ( 5.6% ) | 66 861 $ | 30/05/2026 |
| Companies | Position | End |
|---|---|---|
| ADVENT TECHNOLOGIES HOLDINGS, INC. | Chief Executive Officer | 23/10/2024 |
Society For Applied Spectroscopy
 Society For Applied Spectroscopy Miscellaneous Commercial ServicesCommercial Services Operates charitable organization for the dissemination of information related to spectroscopy | President | 31/12/2000 |
Advent Technologies, Inc. (Massachusetts)
 Advent Technologies, Inc. (Massachusetts) SemiconductorsElectronic Technology Manufactures fuel cells that convert hydrogen and renewable fuels to electricity | Founder | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 4 |
|---|---|
Duke University
 Duke University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Society For Applied Spectroscopy
Society For Applied Spectroscopy Miscellaneous Commercial ServicesCommercial Services Operates charitable organization for the dissemination of information related to spectroscopy | Commercial Services |
Advent Technologies, Inc. (Massachusetts)
Advent Technologies, Inc. (Massachusetts) SemiconductorsElectronic Technology Manufactures fuel cells that convert hydrogen and renewable fuels to electricity | Electronic Technology |
Advent Technologies Holdings, Inc.
 Advent Technologies Holdings, Inc. SemiconductorsElectronic Technology Operates as an advanced materials and technology development company which develops, manufactures and assembles hydrogen fuel cell components | Electronic Technology |
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