So what is the problem? Sounds like it is your product, not theirs. And seems like you don't really need them. Why not just go and develop it by yourself as a d

So what is the problem? Sounds like it is your product, not theirs. And seems like you don't really need them. Why not just go and develop it by yourself as a different company and have 100% of the equity? They will have nothing but the name of the company and will not be ale to compete with you. Any moral obligation you had to the guy who came up with the idea got thrown out of the window then he tried to screw you out of the company. Edit: If that is really what is going on here. Make sure that it's not just a misunderstanding.