<P> Since 1989 , corporate sponsorship participation has underwritten production costs of the air and water show . The event has been managed by the Mayor 's Office of Special Events since 1994 . </P>
<P> Since 1989 , corporate sponsorship participation has underwritten production costs of the air and water show . The event has been managed by the Mayor 's Office of Special Events since 1994 . </P>
who pays for chicago air and water show
who pays for chicago air and water show
corporate sponsorship
corporate sponsorship