Organizations

North America

American Association of Community Theatre
A national theatre organization representing more than 1000 members.
ASTC- American Society of Theatre Consultants
ESTA- Entertainment Services and Technology Association
ESTA is a non-profit trade association representing the North American entertainment technology industry.
Green Theatre
League of Historic American Theatres
Minnesota Association of Community Theatre- MACT
New York Federation for the Arts
New York Federation for the Arts features a wide array of arts resources and information.
Opera America
Stage Directors and Choreographers Foundation
Theatre Communications Group
The national organization of the American Theatre
Theatre Development Fund
Broadway and Off-Broadway theatre information.
The Tony Awards
United Scenic Artists Local 829
Union for scene, costume and lighting designers
United States Institute for Theater Technology - USITT
The association of design, production, and technology professionals in the performing arts and entertainment industy.
University/Resident Theatre Association

Other

AIA
ISPA
ISPA is a not-for-profit international organization of over 600 executives and directors of concert and performance halls, festivals, performing companies, government cultural officials; artists managers; and other interested parties with a professional involvement in the performing arts from more than 50 countries in every arts discipline.
OISTAT
The International Organization of Scenographers, Theatre Architects and Technicians (OISTAT) is an international exchange of the knowledge and practice of Scenography, Theatre Architecture and Technology.