Indeed. To borrow a phrase from Ralph Waldo Emerson: "The louder he talked of his honor, the faster we counted our spoons"[1]. If you do have a misogynistic workplace then sponsoring anti-misogynist causes may be a way of covering that up (in environmental circles this is known as "greenwashing").

[1] http://english.stackexchange.com/questions/31953/the-louder-...