- Tactus
- Tamayugé
- Této
- Theatre of Voices
- Theresa Transistor
- Tilting
- Tiresias
- Toca Loca
- Togetherness!
- Torche!
- Toronto Children’s Chorus
- Totem contemporain
- Tout croche
- Traces
- Trifolia
- Trio 86
- Trio Basso
- Trio de guitares contemporain
- Trio de Montréal
- Trio Derome Guilbeault Tanguay
- Trio expansible
- Trio Fibonacci
- Trio George Sand
- Trio Hochelaga
- Trio In Extremis
- Trío Neos
- Trio Nomad’s Land
- Trio Plus
- Trio vocal de Montréal
- Triocular
- Trudel — Time Poem, Marianne
- Trudel 4 + Ingrid Jensen, Marianne
- Trudel Quartet, Marianne
- Trudel Quintet, Marianne
- Trudel Septet, Marianne
- Trudel Sextet, Marianne
- Trudel Trio, Marianne
- Tsilumos Ensemble
- ttttttttttttttttttttt
- Turning Point Ensemble
