Instructor Staff

Our instructors are sophisticated professionals, native speakers of English, college graduates with advanced degrees in teaching English as a second language, and experienced in corporate settings.

Angelina Calvo Stevenson

Angelina holds a Bachelor of Science degree in Business Management from Pepperdine University, Graziadio School of Business and Management, and a Master of Science in Education Leadership from Delaware Valley College.

Angelina has been teaching English for over 20 years, managing Training & Development functions as well as English and Spanish language programs for organizations that include global financial services firms Ernst & Young and Arthur Andersen (today Deloitte in Colombia).


Alan Mills

Over 27 years of progressive experience in management and human capital consulting at Arthur Andersen and Deloitte.  Specialized in managment development topics and change management in wide variety of organizational transformation projects (e.g. mergers and acquisitions, shared services centers, ERP implementation).  I was Senior Manager leading Human Capital services at Deloitte in Colombia.