![John Jansen](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: 826 236 $ as of 2026-05-30
Mr. John Jansen is an Independent Director at Oklo, Inc. He is on the Board of Directors at Oklo, Inc. Mr. Jansen was previously employed as a Chief Executive Officer by Advanced Technology International, a Chief Transformation Officer & Managing Director by Luminator Technology Group LLC, and a Chairman by Marine Corps Community Services.
He received his undergraduate degree from NATO Defense College and an undergraduate degree from Kelley School of Business.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
0.01% | 2026-06-10 | 12,354 ( 0.01% ) | 826 236 $ | 2026-05-30 |
| Companies | Position | Start |
|---|
| Companies | Position | End |
|---|---|---|
Advanced Technology International
 Advanced Technology International Miscellaneous Commercial ServicesCommercial Services Operates as a consortium management firm which supports critical research & development activities | Chief Executive Officer | 2025-06-25 |
Luminator Technology Group LLC
 Luminator Technology Group LLC Computer CommunicationsElectronic Technology Manufactures lighting, signage and passenger communication systems for the mass transit industry | Corporate Officer/Principal | 2023-12-31 |
Marine Corps Community Services
 Marine Corps Community Services General GovernmentGovernment Provides services and activities for military personnel | Chairman | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 5 |
|---|---|
Marine Corps Community Services
Marine Corps Community Services General GovernmentGovernment Provides services and activities for military personnel | Government |
NATO Defense College
 NATO Defense College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Advanced Technology International
Advanced Technology International Miscellaneous Commercial ServicesCommercial Services Operates as a consortium management firm which supports critical research & development activities | Commercial Services |
Kelley School of Business
 Kelley School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Luminator Technology Group LLC
Luminator Technology Group LLC Computer CommunicationsElectronic Technology Manufactures lighting, signage and passenger communication systems for the mass transit industry | Electronic Technology |
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