1. William F Carollo was born on November 27,1951 and is a former American football official who officiated National Football League games from 1989 through 2008.

1. William F Carollo was born on November 27,1951 and is a former American football official who officiated National Football League games from 1989 through 2008.
Bill Carollo worked as an international account executive for 30 years at IBM before becoming Vice President of Global Sales for Milwaukee, Wisconsin based Manpower Inc.
Bill Carollo began his officiating career working Wisconsin high school football, basketball, and baseball games.
Bill Carollo joined college football's Big Ten Conference, where he stayed for ten years and included a selection to work the 1988 Rose Bowl Game.
Bill Carollo served as the director of the NFL Referees Association, the union representing NFL officials, from 2000 to March 1,2006.
Bill Carollo was the center of the negotiations that took place during the 2001 NFL season where there was a work stoppage by game officials.
Bill Carollo was the referee of the Houston Texans' inaugural game against the Dallas Cowboys on September 8,2002.
On November 18,2007, Bill Carollo became the first referee in 35 years to officiate a game for the same team in back-to-back weeks during the New England-Buffalo game.
Bill Carollo served as the referee for that contest using Leavy's crew.
Currently Bill Carollo is Coordinator of Officials for the Collegiate Officiating Consortium which includes the Big Ten, Mid-American and Missouri Valley Football conferences.