Massiel concluded her high school studies in Lake Mills School, in Wisconsin, United States of America. She holds a Bachelor’s Degree in Financial Management and Auditing and a Bachelor’s Degree in Law; both from Pontificia Universidad Catolica Madre y Maestra—PUCMM (Mater et Magistra Pontifical Catholic University).
The Interamerican Accounting Association (AIC, from its initials in Spanish) certified Massiel as an Interamerican Accountant in the IFRS for SMEs (CICNP, from its initials in Spanish).
She is proficient in Spanish, English and French.
She has over 7 years of experience as business advisor on financial, administrative, tax, and social security matters, among others.
Massiel has taken specialty studies on International Financial Reporting Standards (IFRS), International Standards on Auditing (ISA), high management, corporate finance, taxes, Social Security Treasury, Companies Law, Labor Code, Trust Law, transfer prices, company valuation, fiscal incentives, and more.