About The Og Group, Inc.

The Og Group is a family of companies dedicated to helping people fulfill their greatest aspirations.

Building upon the legacy of Og Mandino and incorporting the latest discoveries of science, the best practices of education, and the principles of Natural Law, our companies provide a range of products and services that are accessible, affordable and applicable to people from all virtually walks of life.

The Greatest Salesman, Inc.
Operates OgMandino.com and holds the exclusive international rights to the use of Og's book, The Greatest Salesman in the World, in personal development-related products and services. GSI also is engaged in bringing several of Og's books to the movie screen.

6 Advisors, Inc.
Develops personal development systems that incorporate Og work into new and original, science-based system for personal and organizational development.

The 6 Advisors Coaching Academy
Teaches, certifies, and supports independent 6 Advisors coaches worldwide.