Golfer
Ill repeat what happens if the OU expels them and then the Activists tell companies Like Coca Cola, Nabisco etc that a “Phobic” company full of hate is part of their business. And those companies when given a choice between the OU and the activists , will take the activisits side and lose the Hashgacha, the problem will be much greater than a small renegade synagogue in the Bronx.
Best way would be to negogtiate some sort of “divorce”