ChatGPT is owned by OpenAI, the company that developed and maintains the AI....
https://wiki-triod.win/index.php/121_How_Do_I_Answer_Who_Owns_ChatGPT_on_Social_Media
ChatGPT is owned by OpenAI, the company that developed and maintains the AI. The OpenAI Foundation oversees the governance to ensure responsible use. While Microsoft is a significant investor and partner, it does not own ChatGPT or control OpenAI