Who is wave owned by?

Could you please clarify who exactly owns the company behind the cryptocurrency project known as "Wave"? Is it a publicly traded entity, a private venture, or does it have a specific group of investors? Additionally, are there any notable individuals or companies that hold a significant stake in Wave, and if so, could you elaborate on their involvement and influence within the project? Understanding the ownership structure is crucial in assessing the credibility and long-term prospects of any cryptocurrency venture.