People Name Results
  1. Sal Iacopelli
  2. Will Sims II
  3. Harry Isherwood
  4. Jennie Israel
Theater Name Results
  1. Illinois Arts Alliance
  2. Illinois Arts Council
  3. Illinois Theatre
  4. Immediate Theatre
  5. Improv Kitchen
  6. Infamous Commonwealth Theatre
  7. InFusion Theatre Company
  8. International Theatre Festival of Chicago*
  9. International Theatre of Chicago
  10. Interplay
  11. Iroquois Theatre
  12. Ivanhoe Theatre
Event Name Results
  1. Incorporated - 2001
  2. incorporated as a non-profit theater - 2001
  3. Incorporated as nonprofit Equity company - 1991