Marcos Resende was born into a Theosophical family. He became a member at the age of ten, in 1968.

In the 1970s and 1980s he participated actively in youth movements of the Theosophical Society in Brazil. He was president of Alvorada Lodge, in Brasília, coordinator of the Center-North Region and General Secretary of the Brazilian Section of the Theosophical Society from 2008 to 2017. He became an Additional Member to the General Council of the TS in 2018.

He is a professional lawyer and author of the book "Self-knowledge".