As of Aug 4, 2026, ChatGPT is owned by OpenAI LP, a limited partnership formed...

https://domgodwinson38.gumroad.com/p/who-sits-on-the-openai-foundation-board-understanding-governance-ownership-and-control

As of Aug 4, 2026, ChatGPT is owned by OpenAI LP, a limited partnership formed to develop the product. While OpenAI LP has raised $122 billion in committed capital, the governance and control rest with the OpenAI Board overseeing strategic decisions