This Chik-fil-a thing is a rat hole that has no end with any company or business you go to.
That said, it's perfectly within your right to withhold your business if you find their funding of crazy folks like The Family Foundation unpalatable.
But, hell, I went to church with people that think much worse things - probably don't like me dating a white girl, for one - but we still manage to get along.
The mayors Chicago and Boston are in the wrong for refusing to do business with CFA if it's a matter of free speech. Prior restraint, folks. Never holds up. Now, as a corporate entity spending its money, that's a whole different beast. The COO's comments are standalone, as distasteful as they were - particularly the one about the US awaiting judgment for tolerating corruption of marriage.