Rafael Luiz Assis Santos

Buzzero Intermediações Ltda. is a holding company engaged in the development and provision of an online distance-learning marketplace platform. It allows instructors, schools, and facilitators to publish educational resources and promote seminars or internships. Clients are offered a selection of virtual classes which include courses on business and administration, arts and entertainment, human sciences, culinary and gastronomy, education and social inclusion, sports, aesthetic and beauty, languages, medicine and health, religion, technology and applied sciences, and tourism. The company was founded by Robson Catalan, João Gallo, and Eduardo Souza on August 7, 2008 and is headquartered in Alfenas, Brazil.

Trybe Desenvolvimento de Software Ltda. The company is based in Belo Horizonte, Brazil. offers courses for those who want to learn or deepen their knowledge in programming logic. and has subsidiaries in Brazil. The Brazilian company was founded in 2019 by Matheus Felipe Medeiros Goyas. Matheus Felipe Medeiros Goyas has been the CEO since 2019.