ChatGPT is owned by OpenAI, the company behind its development. Governance...

https://smoothdecorator.com/is-the-openai-foundation-the-same-thing-as-the-old-openai-nonprofit/

ChatGPT is owned by OpenAI, the company behind its development. Governance oversight falls to the OpenAI Foundation, which guides the organization’s mission and policies. While Microsoft stands as a major investor, it does not own or control ChatGPT