Tl;dr they all support both sides so no matter the election they always get what they want.
For tax purposes and to lobby for pet projects, yes they lobby both sides. Some corporations lobby for ideological issues. You will find that the vast majority of them get republican support. Plenty of not-for-profits lobby the left as well but you're not buying their products and paying for ideologies you may not agree with.
Tl;dr they all support both sides so no matter the election they always get what they want.
For tax purposes and to lobby for pet projects, yes they lobby both sides. Some corporations lobby for ideological issues. You will find that the vast majority of them get republican support. Plenty of not-for-profits lobby the left as well but you're not buying their products and paying for ideologies you may not agree with.