A lot depends on the details of the situation. Would this violate any non-compete agreements that they have signed? Also, what state are you located in (I'll

A lot depends on the details of the situation. Would this violate any non-compete agreements that they have signed? Also, what state are you located in (I'll assume your old company is in the same state also)? Non-compete enforceability varies widely from state to state. I'd definitely recommend discussing this with an actual lawyer. They are going to be able to much better advise you on what your rights are.