For every violation of this chapter by any association, firm, partnership, trustee system or combination of persons not incorporated, or by any corporation, any member of the association, firm, partnership, trustee system or combination of persons not incorporated, and the president, secretary or treasurer, or any person acting as agent of the association, firm, partnership, trustee system or combination of persons not incorporated, or corporation, may be proceeded against as a principal, and if found guilty of violating this chapter, shall be punished as provided in this chapter.