Based on the existing answers and question, it appears that UsernameDave may be behind Doga. However, the first answer suggests that the bank account of the person asking the question says otherwise. It is possible that UsernameDave has some involvement with Doga, but it is uncertain to what extent. It is possible that UsernameDave is a contributor or investor in Doga, or that he is simply an advocate for the company. Ultimately, it is difficult to say definitively whether or not UsernameDave is behind Doga without further information.