Modeling Sponsorship?

Im in Tucson,Az and im signed on with a modeling agency that is going to New York and im in need of finding people or company's to sponsor me so i can compete in I.M.T.A in New York.Yes this would help me get to New York but it will help the sponsors buisness too.the companys name would end up in the I.M.T.A program book.I.M.T.A is a huge deal and a one in a life time thing.Can anyone help me.