Nadine Buberl Nadine Buberl comes to Performance Farm from Thueringen, Bad Liebenstein, Germany. She has extensive experience working in the equestrian field, both in jumping and dressage. She earned the Bereiter Certification in 2005 and the Masters License in 2008, the most prestigious title given by the German National Federation, which she graduated with Honors. Since 2000, Nadine has worked for some of the most sought after barns in Germany, including Rossgarten Kiel where she worked under Mr. W. Raabe and Mr. Gudrun Raddatz, Granderheide where she was a student of Mr. Siegfried Stemmann. She worked with Ms. Inge Schmezer , Mr. Peter Teeuwen and Mr. Wolfgang Gratop together. She has brought all of this experience and knowledge to Performance Farm, and is very much enjoying her time here.