In one place: 2018 theatre seasons announced.
107 Projects Redfern
http://107.org.au/
ATYP: Australian Theatre for Young People
http://www.atyp.com.au/2018-season
Bell Shakespeare
https://www.bellshakespeare.com.au/whats-on/in-theatres/
Belvoir Theatre
https://belvoir.com.au/2018-season/
Blood Moon Theatre
https://www.facebook.com/bloodmoontheatre/
Capitol Theatre
http://www.capitoltheatre.com.au/
Carriageworks
http://carriageworks.com.au/2018-program/
Concourse Chatswood
http://theconcourse.com.au/whats-on/
Depot Theatre
http://thedepottheatre.com/2018-season
Ensemble Theatre
https://www.ensemble.com.au/show-category/2018-season/
Eternity Theatre
http://www.darlinghursttheatre.com/whats-on/2018-season
Genesian Theatre
http://www.genesiantheatre.com.au/index.php?mode=next
Glen Street Theatre
https://glenstreet.com.au/whats-on/theatre
Griffin Theatre Company
http://www.griffintheatre.com.au/whats-on/2018-main-season/
Hayes Theatre
https://hayestheatre.com.au/current-season/
The Joan, Penrith
http://thejoan.com.au/series/season-2018/
Kings Cross Theatre
http://www.kingsxtheatre.com/2018
Monkey Baa Theatre
https://www.monkeybaa.com.au/
New Theatre
https://newtheatre.org.au/#
Old 505 Theatre
https://old505theatre.com/performances.html
PACT Theatre
http://www.pact.net.au/2018-program/
Red Line Productions at Old Fitz Theatre
https://www.redlineproductions.com.au/2018-season
Riverside Theatre
https://riversideparramatta.com.au/
Seymour Centre
https://www.seymourcentre.com/group/2018-season/
Sport for Jove
http://www.sportforjove.com.au/
State Theatre
https://www.statetheatre.com.au/
Sydney Comedy Festival
http://www.sydneycomedyfest.com.au/
Sydney Festival 2018
https://www.sydneyfestival.org.au/2018/
Sydney Lyric Theatre
http://www.sydneylyric.com.au/
Sydney Theatre Company
https://www.sydneytheatre.com.au/season-2018
COMING SOON: What’s happening in Community Theatre in 2018
Very handy to have all the information in one spot