| Theatrical Stage Employees Union Local Two | Related tax-exempt org | Protects and promotes the interest of the members | IL | 360906745 |
| Stagehands Local Two Retirement Plan | Related tax-exempt org | The plan provides retirement benefits to eligible participants. | IL | 366099766 |
| Stagehands Local Two Annuity Plan | Related tax-exempt org | The plan provides annuity benefits to participants w/ terms of the CBA. | IL | 363248809 |
| Stagehands Local Two Training Plan | Related tax-exempt org | Training fund for journeymen and apprentices | IL | 261973064 |
| Aesthetic Abstractions INC | Related taxable corporation/trust | Contributing employer | — | — |
| Allied Vision | Related taxable corporation/trust | Contributing employer | — | — |
| Village of Rosemont | Related taxable corporation/trust | Contributing employer | — | — |
| American Broadcasting CO | Related taxable corporation/trust | Contributing employer | — | — |
| Audio Visual One | Related taxable corporation/trust | Contributing employer | — | — |
| Audio Visual Productions | Related taxable corporation/trust | Contributing employer | — | — |
| Auditorium Theatre | Related taxable corporation/trust | Contributing employer | — | — |
| Auris Presents | Related taxable corporation/trust | Contributing employer | — | — |
| Barney-MONK Corp | Related taxable corporation/trust | Contributing employer | — | — |
| Broadway in Chicago( Palace Oriental CIBC Playhouse) | Related taxable corporation/trust | Contributing employer | — | — |
| Chgosymphony Orchestra | Related taxable corporation/trust | Contributing employer | — | — |
| CHI OTTO INC | Related taxable corporation/trust | Contributing employer | — | — |
| Chicago Opera Theater | Related taxable corporation/trust | Contributing employer | — | — |
| Chicago Prompter | Related taxable corporation/trust | Contributing employer | — | — |
| Chicago Scenic Studios | Related taxable corporation/trust | Contributing employer | — | — |
| Chicago Shakespeare Theater | Related taxable corporation/trust | Contributing employer | — | — |
| Coast 2 Coast | Related taxable corporation/trust | Contributing employer | — | — |
| Columbia Broadcasting SYS | Related taxable corporation/trust | Contributing employer | — | — |
| Complete Crewing | Related taxable corporation/trust | Contributing employer | — | — |
| Country Club Hills | Related taxable corporation/trust | Contributing employer | — | — |
| David Michael Productions | Related taxable corporation/trust | Contributing employer | — | — |