Over 60 Groups focusing on
Petroleum Marketers
Lubricants
Transportation
Convenience Retail & Wholesale
Testimonials
Facilitators
Over 500 years of combined industry experience!

Jedidiah W. Brewer, Ph.D.
President of Study Groups

David M. Nelson, Ph.D.
CEO and Founder of Study Groups and Professor of Economics at Western Washington University

Ben Scellick, CPA
Vice President of Study Groups