The Fabulous Marks Brothers
- One of the most popular touring companies between 1870 and 1920, the Marks Brothers performed to over 8 million people in 27 years on the stage.
- http://www.urbanmarket.com/all-about-perth/past/marksbros.html

Associated Designers of Canada (ADC)
- A national arts service organization and professional association promoting and protecting the interests of set, costume, lighting and sound designers working in the performing arts in Canada.
- http://www.designers.ca/

Playwright Guild Of Canada
- Service organization for Canadian playwrights. Site includes searchable online catalogue, with a history of the Guild and membership information.
- http://www.playwrightsguild.ca/

Professional Association of Canadian Theatres
- National trade and service association representing professional English-language theatre in Canada.
- http://www.pact.ca/

Siminovitch Prize in Theatre
- An annual theatre arts award which honours a professional director, playwright or designer who advances Canadian theatre through a body of work achieved in recent years, while influencing and inspiring younger theatre artists. Profiles recipients and fou
- http://www.siminovitchprize.com/

Canadian Improv Games
- A non-profit organization dedicated to providing quality improvisational theatre training to teams of high school students across Canada.
- http://www.improv.ca

SaBooge Theatre Company
- A critically-acclaimed ensemble whose image-based physical performances create a dark and richly aesthetic theatrical universe. Based in Montreal and New York.
- http://www.sabooge.org/

Theatre Canada
- Online directory for live Canadian theatres and planning guide for the theatre visitor. Over 335 live Canadian theatres. News/Reviews, E Cards, free contests, study resources, shopping, and chat rooms.
- http://www.theatrecanada.com