Maria Raquenel Chao Villarreal. Graduated with a degree in International Marketing, Mary Chao currently works as a Business Architect Analyst at Sigma Alimentos, in addition to being a representative of Mexico at the Fifth Woman Institute on Leadership in Disability Movement in the United States, and having been recognized within the 25 women leaders with disabilities worldwide.

Creator and coordinator of the We Have Talent program, which favors the labor inclusion of people with disabilities at a national level, our ExaUDEM is also a motivational speaker setting an example of personal and professional improvement.