Mayra M. Castillo Flores works as an attorney at Senn Ferrero. Her work has mainly focused on areas of entertainment law, including legal advice to artists, celebrities, and representation agencies in all areas, such as artistic representation agreements, booking, recording, touring, merchandising, audiovisual content, and agreements for the exploitation of image in advertising campaigns. She has also advised leading companies in the entertainment industry in Latin America dedicated to the staging and production of live shows such as concerts, live music festivals, theatrical performances, and sporting events, as well as record companies in the development of their activities.

Before joining Senn Ferrero, she worked for 19 years at Grupo CIE and Grupo OCEN, the world's leading live entertainment companies based in Mexico, as a lawyer in charge of the corporate affairs of the different subsidiaries, as well as a lawyer responsible for several business units such as concert production, theatrical event production, artistic representation agency and sponsorship marketing. She was also part of the legal team in charge of the implementation of the "Formula One" event in Mexico.