A few off of the top of my list by name: Nestle, BP, American Airlines, Comcast, Facebook, Twitter, Scientology, BofA, GM, Perdue Pharma, Monteseno, VW, Pinkertons (Securitas), Hobby Lobby, Chick-fil-A.
Generally what should be common carrier, or for the people, but are normally for profit: ISPs, power co's, water co's, Health Insurance, Property Insurance for non-corporate entities.
Any "faith based" organization with a tax exempt status.
Because some people "rely" on it for income, doesn't make it a good argument.