Fernando Guillen is a Brazilian apostle, publisher, author, and businessman. He is the founder of Global Action Integrated Center, an apostolic center in Belo Horizonte, Minas Gerais,  Brazil. He is an apostle with the Apostolic Network of Harvest International Ministries, under Dr. Ché Ahn, Global Spheres, under Dr. Chuck Pierce, and the International Coalition of Apostolic Leaders, under Dr. John Kelly. He is also the Wagner Institute Chancellor for Latin America. He owns multiple companies, including Digi7, a marketing agency, and Seven Mountains House Publishing. He is the author of the bestsellers Jezebel, the Lady of the Ring, and Seven Hills.