With all due respect, the organization needs a new business model. The guarantor/patron model has failed; that seems to be faily evident to just about everyone.
Bill Eddins has proposed a governance idea that might actually work, and could give the players the involvement they need to have a say in every aspect of the orchestra. The next challenge would be to determine how to make a transition from one model to the other. There might need to be a group or organization to oversee the transition.