- Actors’ Equity Association
- Backstage.com
- Beck Center for the Arts
- Blank Canvas Theatre
- Broadway World
- Cleveland Play House
- Cleveland Public Theatre
- Cleveland Shakespeare Festival
- Cleveland Stage Alliance
- convergence-continuum
- Dobama Theatre
- Ensemble Theatre
- Great Lakes Theatre Festival
- Karamu House
- Maelstrom Collaborative Arts
- NEohioPAL
- New York’s Theatre History
- None Too Fragile
- Ohio Shakespeare Festival
- Playbill Online
- PlayhouseSquare
- Royal Shakespeare Company
- Shaw Festival
- Theatre History
- Theatermania
- Tickets.com