You have to make sure your investors are taken care of, especially since you wrote the following... "In fact this new company is kinda a branch of my old compa

You have to make sure your investors are taken care of, especially since you wrote the following... "In fact this new company is kinda a branch of my old company is going to be considered a competitor." If you become an employee of the company that is acquiring you, your investors might accept that, but otherwise they are technically in business with you. Your new business sounds an awful lot like a pivot.