California Code, Corporations Code - CORP § 12238

(a) “Member” means any person who, pursuant to a specific provision of a corporation's articles or bylaws, has the right to vote for the election of a director or directors, or possesses proprietary interests in the corporation.

(b) The articles or bylaws may confer some or all of the rights of a member, set forth in this part, upon any person or persons who do not have any of the voting rights referred to in subdivision (a).

(c) Where a member of a corporation is not a natural person, such member may authorize in writing one or more natural persons to vote on its behalf on any or all matters which may require a vote of the members.

(d) A person is not a member by virtue of any of the following:

(e) “Worker-member” means a member of a worker cooperative who is a natural person and also a patron of a worker cooperative.

(f) “Community investor” means a person who is not a worker-member and who holds a share or other proprietary interest in a worker cooperative.

(g) “Worker” means a natural person contributing labor or services to a worker cooperative.  “Candidate” means a worker who is being considered for membership in a worker cooperative, as defined in the corporation's articles or bylaws.