March 2 - 3, 2013 - Basic Bioenergy Intensive Class - Bethesda, MD - By Mietek Wirkus and Laura Mead

April 20 - 21, 2013 - Advanced Bioenergy Class - Virginia Beach, VA - By Mietek and Margaret Wirkus and Laura Mead

September 14 - 15, 2013 - Advanced Bioenergy Consultation Class - Dover, KS - By Laura Mead

November 23 - 24, 2013 - Basic Bioenergy Intensive Class - Lawrence, Ks - By Mietek Wirkus and Laura Mead