It is a fact that globalization has come to
intercept our daily lives and affect society through chain
reaction phenomena. These changes affect the way we
analyze public and private organizations and their
communication. Our goal is to address the past and
present of the two types of institutions in our country, to
understand whether and how the standards of
procedure in public and private organizations have
points of contact and which domains, strategies and
techniques they have used in the information society.
Keywords : Corporate Communication, Communication Models, Portuguese private and public organizations.