When I worked for a corporation, in years past, I was always quite open about my refusal to donate to the United Way/United Fund.
This being said, my record is not ('officially' at least) unblemished...
Years ago I had a supervisor who craved a '100%' contribution rate from his subordinates. My refusal to cooperate landed me in his office, where I had the pleasure of refusing him to his face.
He was apoplectic...
We compromised by him reaching in his pocket and handing me $15, at which point I authorized $1 a month for 12 months. Net profit to me: $3, but at the cost of an ugly technical violation of my charity code...
AB