He has served on the Board of the International Documentary Association, the Tennessee Governor's Film Advisory Board, the Board of Directors of the Watkins College of Art&Design in Nashville, was Chairman of Finance on the Belcourt Theater board, and was co-chairman of the Nashville Film Festival. He is a member of the Academy of Television Arts & Sciences and the Academy of Motion Picture Arts and Sciences, where he sat on the Nominating Committee for Best Documentary. Neff has participated on various documentary panels at film festivals around the world.