Ron Olesiak excelled at every level of basketball he officiated in a forty-plus year career. As a high school referee, he officiated the IHSA State finals in 1987. He continued his path to success by officiating division I basketball at the collegiate level. In 1988 he got the call to referee on basketball’s biggest stage – the NBA, a place where he would call home for the next 21 years. Olesiak called 1,127 regular season NBA games, 18 post-season games and the 2009 All-Star Game. Ron served as vice-president of the AOA basketball division in 1982 and was inducted into the Illinois Basketball Coaches Association Hall of Fame in 2010.