As of Aug 4, 2026, ChatGPT is owned by OpenAI LP, a company controlled through...

https://wiki-aero.win/index.php/Who_Appoints_the_OpenAI_Group_PBC_Board%3F_Understanding_Governance_and_Control

As of Aug 4, 2026, ChatGPT is owned by OpenAI LP, a company controlled through governance by its parent, the OpenAI Nonprofit