ellipsis gallery is an artist-run initiative (ARI) by Mark Wotherspoon, a glass artist and previous president of ESP Gallery Marrickville. Providing a blank canvas and a voice for artists to exhibit their remarkable works. A multi-disciplinary exhibition space situated in the heart of Woolloomooloo, Sydney.

Mark Wotherspoon studied a bachelor of visual arts in glass at Sydney College of the Arts and has since pursued art practices within the field of glass.

The Gallery also regularly hosts non-for-profit events like plays, poetry readings and book launches.