American Society of Theatre Consultants
Consulting on the planning, design and construction of performing arts architecture worldwide.
http://www.theatreconsultants.org/

Informal European Theatre Meeting
IETM exists to facilitate among its members the information exchange on the production and presentation of contemporary performing arts. This is achieved through meetings, publications and other forms of communication.
http://www.ietm.org/

United Stage, The
International consortium of twenty-five thousand theatre professionals who believe playwrights must direct the first production of their plays to fully realize their vision.
http://unitedstage.com/

Arts Advise
Program consulting for performing arts non-profit organizations.
http://www.artsadvise.net/

Theatre Communications Group
The national organization for the American theatre, offers a wide array of services in line with its mission: to strengthen, nurture and promote the not-for-profit American theatre.
http://www.tcg.org/

Theatre Development Fund
Non-profit service organization for the performing arts. Discount ticket sales, marketing strategies, novice producer training programs.
http://www.tdf.org/

Institute of Outdoor Drama
A public service agency of the University of North Carolina at Chapel Hill, dedicated to promoting and preserving outdoor drama in the United States.
http://www.unc.edu/depts/outdoor/

New England Theatre Conference, Inc.
Non-profit organization focused on providing its members with professional services, career development, and recognition awards in the live theater arts.
http://www.netconline.org/

Theater Musicians Association
Lobby and support group for American Federation of Musicians members who play in and tour with Musical theater pits.
http://www.afm-tma.org/

Rodgers and Hammerstein Organization, The
Administration and promotion of entertainment copyrights, representing more than one hundred songwriters and authors, dozens of state musicals and concert works, and over 3000 songs. Search site by writer, song or show title.
http://www.rnh.com/

Drama League of New York, The
National organization dedicated to building theater audiences and supporting artists. Includes information on membership benefits, discounts, awards, links and contacts.
http://www.dramaleague.org/

International Federation for Theatre Research
The world's largest organization for theatre researchers, the IFTR has not only been responsible for many publications about theatre research, but they also hold an annual theatre research conference and a world congress every four years.
http://www.firt-iftr.org/

Western Ontario Drama League
Includes support and networking for member groups. Offers members listing, newsletters, guestbook, links, and contacts.
http://www.wodl.on.ca/

RAT - Regional Alternative Theatre
A non-organization focused on representing ideas that are something simultaneously owned by no one, and belonging to all. Features a dictionary of terms, quotes, articles, jounals along with a mailing list, and conference.
http://www.ratconference.com/

Illinois Theatre Association (ITA)
Provides support and focus towards theatre involvement in children's theatre, creative drama, community theatre, professional, secondary school, and college and university programs. Includes events calendar, lesson plans, and contacts.
http://www.iltheassoc.org/

Live Tasmania
This group of six performance companies which offers lounge rooms for members, a calendar, and links to the theatres.
http://www.livetasmania.com/

Theatre Library Association
Non-profit, educational organization established to promote the collection, preservation, and use of theatrical and performing arts materials.
http://tla.library.unt.edu/

NYCPlaywrights
Collective of theatre artists. The purpose of the group is to develop new work through weekly, informal, script-in-hand readings in Manhattan.
http://www.nycplaywrights.org

StrawHat Auditions
Organization that supports the careers of non-equity actors and technical artists looking to start and continue their professional careers in the theatre.
http://www.strawhat-auditions.com/

Wille Bobo Production Group
A not-for-profit organization offering management services to artists.
http://members.tripod.com/wbpg/

Hammersmith Actors and Writers Group
Offers regular rehearsed professional readings of new plays. View biographies of members, schedule of readings, and newsletter.
http://www.hawguk.org/

Wyoming Area Drama Club
Includes calendar, history, and members list.
http://lightingguy77.tripod.com/

Society of British Theatre Designers - SBTD
UK. Registry of set, costume, and lighting designers, including agent information and selected images of past design work. Membership, list of school and college programmes, publications, industry links, news and awards.
http://www.theatredesign.org.uk/

Association for Jewish Theatre
Dedicated to the development and production of plays relevant to Jewish life and culture. With membership form, annual conference information, and newsletter.
http://www.afjt.com/

McClinton Musical Theatre Arts Foundation, The
Aims to promote and support the development and continuation of musical theatre arts and performance.
http://themcclintonfoundation.org/

Hippodrome Foundation, Inc., The
Nonprofit foundation that seeks to bring national/Broadway-quality theater performances to Baltimore.
http://www.hippodromefoundation.org/

ITI Denmark
Non-governmental organization covering all parts of Danish Theaters and performing arts.
http://www.dititu.dk/

Constelacion Theatrical Group
Organization to put dramatic arts into everyone's reach among the Latino population.
http://www.constelacionteatral.com/

National Operatic and Dramatic Association
NODA provides assistance and advice to amateur groups and societies in the United Kingdom. Includes details of membership benefits, regional breakdown, and training.
http://www.noda.org.uk/

Saskatchewan Playwrights Centre
A unique playwright-driven organization fostering the development of plays and playwrights in a risk-friendly environment. Based in Saskatoon, SK, Canada.
http://www.saskplaywrights.ca/

Armenian Dramatic Arts Alliance
An American organization working to bring the Armenian voice to the world stage and screen. Provides information about playwrights and screenwriters, a directory of theatrical productions and online texts.
http://www.armeniandrama.org/

Real Circumstance Theatre Company
Produces politically-aware theatre that prioritizes the acting process.
http://www.realcircumstance.com/

Victorian Drama League
Dedicated to the support of amateur theatre in Victoria, Australia. Includes a library of over 7000 book and play titles, membership applications, audition notices, list of events, and available props.
http://home.vicnet.net.au/~vicdrama/

Schools Theatre Support Group
A network of professionally employed theatre technicians and managers working in UK schools and colleges. Includes membership information and resources.
http://www.stsg.org.uk/