Samuel Altman
Net worth: 258 M $ as of 30/07/2026
Net worth: 258 M $ as of 30/07/2026
Mr. Samuel H.
Altman is a Chief Executive & Financial Officer, Secretary at OpenAI Foundation, a Chief Executive Officer at OpenAI OpCo LLC, a Chief Executive Officer & Director at OpenAI LLC, a General Partner at Hydrazine Capital GP LLC, a Chief Executive Officer at Merge Labs Corp.
and a Chief Executive Officer at OpenAI Group PBC.
He is on the Board of Directors at OpenAI LLC, Boom Technology, Inc., Expedia, Inc. and Teespring, Inc. Mr. Altman was previously employed as a Chief Executive Officer & Director by AltC Acquisition Corp., an Independent Director by Bridgetown 2 Holdings Ltd., an Independent Director by Bridgetown Holdings Ltd. (Hong Kong), an Independent Director by Expedia Group, Inc., a Chief Executive Officer by OpenAI OpCo LLC, a Chairman by Tools For Humanity Corp., a Chairman by Oklo, Inc., a President by Y Combinator LLC, a Chief Executive Officer & Director by Loopt, Inc., an Advisor by Apollo Management LP, an Independent Director by Churchill Capital Corp.
VI, a Chairman by Helion Energy, Inc., and a Chief Executive Officer by OpenAI LLC.
He also served on the board at Green Dot Corp.
and Reddit, Inc. He received his undergraduate degree from Stanford University.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
3.82% | 05/03/2025 | 6,650,402 ( 3.82% ) | 258 M $ | 30/07/2026 |
| Companies | Position | Start |
|---|---|---|
Hydrazine Capital GP LLC
Hydrazine Capital GP LLC Investment ManagersFinance Hydrazine Capital invests in companies located in the United States. The firm targets companies operating in various sectors including life sciences, education, specialty foods, marketplaces, big data, healthcare, consumer networks, enterprise software, and internet-connected hardware. The firm provides financing for early stage capital requirements. | Founder | 31/03/2012 |
Teespring, Inc.
Teespring, Inc. Specialty StoresRetail Trade Operates as a merchandising platform | Director/Board Member | - |
Boom Technology, Inc.
Boom Technology, Inc. Aerospace & DefenseElectronic Technology Manufactures supersonic passenger flight jet and aircraft for business travel | Director/Board Member | - |
Expedia, Inc.
Expedia, Inc. Other Consumer ServicesConsumer Services Operates an online travel agency | Director/Board Member | - |
OpenAI LLC
OpenAI LLC Packaged SoftwareTechnology Services Develops AI platform | Founder | 31/12/2014 |
OpenAI OpCo, LLC
OpenAI OpCo, LLC Packaged SoftwareTechnology Services Develops AI based research and deployment software platform | Chief Executive Officer | 31/12/2014 |
| Companies | Position | End |
|---|---|---|
Helion Energy, Inc.
Helion Energy, Inc. Packaged SoftwareTechnology Services Develops fusion technology designed for electricity production | Chairman | 22/03/2026 |
| OKLO INC. | Chief Executive Officer | 30/04/2024 |
OpenAI OpCo, LLC
OpenAI OpCo, LLC Packaged SoftwareTechnology Services Develops AI based research and deployment software platform | Founder | 16/11/2023 |
| ░░░░░░ ░░░ | ░░░░░ ░░░░░░░░░ ░░░░░░░ | ░░░░░░░░░░ |
Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 19 |
|---|---|
Expedia Group, Inc.
Expedia Group, Inc. Other Consumer ServicesConsumer Services Provides online travel services | Consumer Services |
Green Dot Corp.
Green Dot Corp. Finance/Rental/LeasingFinance Operates as bank holding company through its subsidiaries provides debit and credit cards & cash processing services | Finance |
Loopt, Inc.
Loopt, Inc. Packaged SoftwareTechnology Services Provides social network services | Technology Services |
Helion Energy, Inc.
Helion Energy, Inc. Packaged SoftwareTechnology Services Develops fusion technology designed for electricity production | Technology Services |
Stanford University
Stanford University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Reddit, Inc.
Reddit, Inc. Internet Software/ServicesTechnology Services Operates and develops online platform that offers social news aggregation, content rating & discussion | Technology Services |
Y Combinator LLC
Y Combinator LLC Investment ManagersFinance Y Combinator seeks investment opportunities in companies located in the United States. The firm focuses on a broad range of sectors and industries. It provides financing for seed and early stage capital requirements. | Finance |
Expedia, Inc.
Expedia, Inc. Other Consumer ServicesConsumer Services Operates an online travel agency | Consumer Services |
Apollo Management LP
Apollo Management LP Investment ManagersFinance Apollo Global Private Equity invests in companies located across the globe primarily in North America. The firm targets companies operating across a broad range of sectors and industries. It provides financing for opportunistic buyouts and build-ups, corporate carve-outs, and distressed investments. | Finance |
Teespring, Inc.
Teespring, Inc. Specialty StoresRetail Trade Operates as a merchandising platform | Retail Trade |
Hydrazine Capital GP LLC
Hydrazine Capital GP LLC Investment ManagersFinance Hydrazine Capital invests in companies located in the United States. The firm targets companies operating in various sectors including life sciences, education, specialty foods, marketplaces, big data, healthcare, consumer networks, enterprise software, and internet-connected hardware. The firm provides financing for early stage capital requirements. | Finance |
Boom Technology, Inc.
Boom Technology, Inc. Aerospace & DefenseElectronic Technology Manufactures supersonic passenger flight jet and aircraft for business travel | Electronic Technology |
OpenAI OpCo, LLC
OpenAI OpCo, LLC Packaged SoftwareTechnology Services Develops AI based research and deployment software platform | Technology Services |
Bridgetown Holdings Ltd. (Hong Kong)
Bridgetown Holdings Ltd. (Hong Kong) Financial ConglomeratesFinance Operates as a blank check company | Finance |
Bridgetown 2 Holdings Ltd.
Bridgetown 2 Holdings Ltd. Financial ConglomeratesFinance Operates as a a blank check company | Finance |
Churchill Capital Corp. VI
Churchill Capital Corp. VI Financial ConglomeratesFinance Operates as a blank check company | Finance |
Tools For Humanity Corp.
Tools For Humanity Corp. Packaged SoftwareTechnology Services Develops AI-based digital identity platform and biometric verification technology tools | Technology Services |
AltC Acquisition Corp.
AltC Acquisition Corp. Financial ConglomeratesFinance Operates as a blank check company | Finance |
OpenAI LLC
OpenAI LLC Packaged SoftwareTechnology Services Develops AI platform | Technology Services |
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