(1) Any corporation which is recognized as exempt under Section 501(c)(3) of the United States Internal Revenue Code, or any successor section;

(2) Any corporation, unless its articles or incorporation provide that it is a mutual benefit corporation, which is organized and operated exclusively for one or more of the following purposes: religious, charitable, scientific, testing for public safety, literary, educational, or prevention of cruelty to children or animals; or

(3) Any corporation organized primarily for a public purpose and which is designated in its articles of incorporation as a public benefit corporation.