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iO Theater

Chicago's legendary 30,000 sq ft comedy venue, training center,

For agents: iO Theater in Chicago: longform improv shows, classes, youth programs, corporate improv training, and event space rentals with ticket sales.

improv comedychicago theaterimprov classescorporate trainingcomedy shows

Their llms.txt

The beginning of the file, from our validated copy saved 2026-10-20T23:02:11.774Z. Cached copy · Source on ioimprov.com

# iO Theater

> Chicago's legendary 30,000 sq ft comedy venue, training center,
> and event space. Founded in 1981, iO Theater helped define
> modern long-form improv and remains one of the art form's most influential
> training centers. Reopened November 3, 2022.

For complete context, see [llms-full.txt](https://ioimprov.com/llms-full.txt).

## About

- [About iO Theater](https://ioimprov.com/about-us/): History, founders, and the birthplace of longform improv
- [iO Updates](https://ioimprov.com/io-updates/): News and announcements

## Shows

- [Shows & Tickets](https://ioimprov.com/shows/): Live improv six nights a week across four stages
- [House Teams](https://ioimprov.com/house-teams/): Audition-based ensembles performing weekly
- [iO Fest](https://ioimprov.com/io-fest/): Annual improv festival

## Training Center

- [Classes](https://ioimprov.com/classes/): Five-level longform program, sketch, music improv, stand-up, and intensives
- [Teen & Youth](https://ioimprov.com/teen-youth/): Programs for young performers
- [Class registration (Crowdwork)](https://www.crowdwork.com/v/iotheater/classes): Register and pay for current sessions

## Corporate & Events

- [iO@Work](https://ioimprov.com/io-at-work/): Improv-based corporate training, team building, and event entertainment
- [Event Spaces](https://ioimprov.com/event-space/): 30,000 sq ft Chicago event venue with eight named spaces
- [Corporate Events](https://ioimprov.com/event-space/corporate-events/): Corporate parties, retreats, launches, and team gatherings
- [Conference Spaces](https://ioimprov.com/event-space/conference-spaces/): Conference, seminar, and multi-session event venue information
- [Meeting Spaces](https://ioimprov.com/event-space/meeting-spaces/): Offsite meetings, trainings, workshops, and presentations
- [Private Events](https://ioimprov.com/event-space/private-events/): Private parties, theater rental, fundraisers, celebrations, and social events

## Food & Drinks

- [Food & Drinks](https://ioimprov.com/food-drinks/): Full bar and kitchen on-site

## Optional

- [Wikipedia: iO Theater](https://en.wikipedia.org/wiki/IO_Theater): Encyclopedia entry covering history and alumni
- [IRC Improv Wiki: iO Theater](https://wiki.improvresourcecenter.com/index.php?title=IO_Theater): Community improv reference entry

Related sites

Other listed sites in Arts and culture. See the whole category →

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