The confirmed speakers for the 2019 edition of the Cateretê Workshop are the following:
- Dr. Aline Passos (Brazilian Synchrotron Light Laboratory, Brazil)
- Dr. Ana Suzana (Brazilian Synchrotron Light Laboratory, Brazil)
- Dr. Carla Polo (Brazilian Synchrotron Light Laboratory, Brazil)
- Dr. Eduardo Miqueles (Brazilian Synchrotron Light Laboratory, Brazil)
- Dr. Florian Meneau (Brazilian Synchrotron Light Laboratory, Brazil)
- Dr. Harry Westfahl Jr (Brazilian Synchrotron Light Laboratory, Brazil)
- Dr. Luciano Pereira (Universidade Estadual de Campinas, Brazil)
- Dr. Manuel Guizar-Sicairos (Swiss Light Source, Switzerland)
- Dr. Ross Harder (Argonne Photon Science, United States of America)
- Dr. Thiago Spina (Brazilian Synchrotron Light Laboratory, Brazil)
- Dr. Yuriy Chushkin (European Synchrotron Radiation Facility, France)