Elon Musk

Roles in date order

1. 2018
   Chairman of the Board, Tesla, Inc. Former

   Left the chairman role under the 2018 SEC settlement; Robyn Denholm has chaired the board since November 2018.^{[1, 2]}

2. Founder and Chief Executive Officer, Neuralink Corp. Current

   Founder and chief executive of the brain-computer interface company, per Tesla's 2026 proxy statement.^[3]

3. Founder, The Boring Company Current

   Founder of the tunnelling company, per Tesla's 2026 proxy statement.^[3]

4. 2002-05
   Chief Executive Officer, Chief Technology Officer and Chairman, Space Exploration Technologies Corp. (SpaceX) Current

   Leads the launch and satellite company, per Tesla's 2026 proxy statement.^{[3, 2]}

5. 2006-07 to 2016-11
   Chairman of the Board, SolarCity Corporation Former

   Chaired the solar company until Tesla acquired it.^[3]

6. 2008-10
   Chief Executive Officer (also styled Technoking of Tesla), Tesla, Inc. Current

   Chief executive of the electric vehicle and energy company, per Tesla's 2026 proxy statement.^{[3, 2]}

7. 2021-04 to 2022-06
   Board member, Endeavor Group Holdings, Inc. Former

   Director of the entertainment holding company.^{[3, 2]}

8. 2022-10 to 2025-03
   Chief Technology Officer and board member, X Corp. (formerly Twitter) Former

   Technology chief and director of the social media company; Tesla's 2026 proxy describes these roles as running 'through the March 2025 merger of X and xAI'.^[3]

9. 2022-10-27 to 2025-03
   Acquirer of Twitter, Inc., Twitter, Inc. (now X Corp.) Former

   Completed the US$44 billion (US$54.20 per share) purchase of Twitter; the platform was later combined with xAI in March 2025.^{[4, 5]}

10. 2023-03 to 2025-03
    Chief Executive Officer and board member, xAI Former

    Chief executive and director of the artificial intelligence company that makes the Grok chatbot; Tesla's 2026 proxy describes these roles as running through the March 2025 merger of X and xAI. His position after xAI became part of SpaceX (Feb 2026) is not stated in the sources reviewed.^{[3, 2]}

11. 2025 to 2025-05
    Senior Advisor to the President (special government employee), Executive Office of the President, United States (associated with the Department of Government Efficiency, DOGE) Former

    White House special government employee advising on the DOGE effort; a February 2025 White House court filing said he was not a DOGE employee or its administrator. He announced his departure on 28 May 2025 and a White House official said off-boarding would begin that night.^{[6, 7, 8]}

12. 2025-03
    President, Treasurer, Chief Executive Officer and director, X.AI Holdings Corp. Date uncertain

    Holding company formed when xAI acquired X in an all-stock deal (March 2025); Tesla's 2026 proxy describes his roles there in the past tense and says the company became a SpaceX subsidiary in February 2026, without giving an end date.^{[3, 5, 9]}

Sources

1. Elon Musk Settles SEC Fraud Charges; Tesla Charged With and Resolves Securities Law Charge (Press Release 2018-226)U.S. Securities and Exchange Commission, 2018-09-29, primary source
2. Tesla, Inc. Form 10-K/A for fiscal year 2025 (Amendment No. 1)Tesla, Inc. / U.S. SEC EDGAR, 2026, primary source
3. Tesla, Inc. 2026 Proxy Statement (Form DEF 14A)Tesla, Inc. / U.S. SEC EDGAR, 2026-10, primary source
4. Elon Musk has finally bought Twitter; fires top executivesSemafor, 2022-10-27, secondary source
5. Musk's xAI buys social media platform X for US$33bil (Reuters)Reuters, via Free Malaysia Today, 2025-03-29, secondary source
6. White House says Musk is not DOGE employee (NPR)NPR, via MPR News, 2025-02-18, secondary source
7. Elon Musk leaves Trump admin (Reuters)Reuters, via DZRH, 2025-05-28, secondary source
8. Elon Musk announces departure from Trump administration as 130-day role endsABC News, 2025-05-29, secondary source
9. SpaceX acquires xAI in record-setting deal as Musk looks to unify AI and space ambitions (Reuters)Reuters, via Ada Derana, 2026-02-03, secondary source

Change history

• 2026-10-26 Record published.

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