The organizations Dr Petri has worked with include:
The organizations Dr. Maruffi has worked with include:
He has implemented International Executive Education and Development Programs for several global clients including AIG, IBM, NASA, AT&T, Ciba, Playtex, Readerís Digest International, Novartis, Kimberly-Clark, CBS, Louis Dreyfus SALD, and Glaxo-Smith Kline Beecham.