
About Us
An artistic Infusion
COSA Canada invites you to join in its vibrant personal experiences.
Be inspired in an amazing artist-audience-circle, enriching your life and well-being.
COSA began in 2006 and incorporated in 2009 to create experiences and training for Canada’s thrilling musical talents. We have grown to boldy build musical adventures that look and sound like all of us. Our enthusiastic audiences are expanding each step of the way, concert after concert, thrill after thrill.
Through our many events and formats - COSA makes all the difference in lifting lives.

Sam Moffatt Photography

Our
Mission
COSA GROWS COMMUNITY:
•you can see yourself there
•with vivid truths and fantasies
•with vibrant, diverse performances
•igniting imaginations and emotions
•magnetizing genres and cultures
•within and beyond traditional forms
•with Broadway, Pop, and styles for miles.
•with artist-citizen pathways
•in ways you have not imagined.
Gallery


Our Performance History
SINCE 2006
COSA + the Hamilton Philharmonic Orchestra (HPO)!
Don Giovanni at the Ancaster Memorial Arts Centre, February. 7, 2026 - review HERE
EARLY MUSIC MAGIC! Series
Launched at Alternity Cafe, 333 Bloor St. W., December 12, 2025
Viols & Voices! The Arts & Letters Club of Toronto, January 26, 2026.
COSA's Arias After Work!
Vol. 1 Launched at College Street United Church, Toronto, May 11, 2024
Vol. 2 Centre Street United Church, Unionville, October 26, 2024
Vol. 3 College St. United Church, Toronto, June 14, 2025
Arias After Work: LONDON! New. St. James Presbyterian Church, Oct. 3, 2025
Vol. 4 College St. United Church, November 1, 2025
Vol. 5 College St. United Church, April 25, 2026
Vol. 6 College St. United Church, June 13, 2026
Festival of Choirs with COSA Solo Artists!
Launched at College Street United Church, February 24, 22024
Calvin Presbyterian Church, February 9, 2025
St. Anne's Parish Hall, February 21, 2026
Singing the Universal!
USHA! The Music of My Life! Grace Church on the Hill. September 10, 2023
Webinar: The Arabic Music of Dozan World: Drs. Shireen Abu Khader & Darryl Edwards, Oct. 2, 2025
C. G. Lidartis' ESTER (1774): A Purim Oratorio. Kiever Synagogue, Toronto, March 1, 2026
Sri Lanka, Iran, and Azerbaijan. The Arts & Letters Club of Toronto, March 18, 2026.
COSA Comfort!
Music in the Atrium, Princess Margaret Hospital, 2024
Kimmel Family Centre for Brain Health and Wellness, 2023
OPERA is DELICIOUS!
Launched 2014: The Annual Opera Night at George Restaurant (Michelin Rated), becomes:
The Lucy Boguski Opera Night at George. April 15, 2026.
COSA NOW!
CHIARA x COSA: with the Chiara Urban Band, The Horseshe Tavern, Toronto, April 26, 2024
The ART of LOVE. Animated Contemporary Opera. Concert PREMIERE, 2023
Il GIUDIZIO di PIGMALIONE. New Opera Workshop, 2019
SHOT! THE STORY OF D'ARCY McGEE. PREMIERE, 2017
MIRACLE FLIGHT 571. PREMIERE, 2016
SWOON. Contemporary Opera, 2016
FÜHRERBUNKER. PREMIERE, 2015
CASANOVA. Contemporary Opera, 2015
The WINGS of the DOVE. PREMIERE, 2013
COSA CLASSICS
LA CENERENTOLA. 2023
La CLEMENZA di TITO. 2021
La BOHÈME. 2019
The MERRY WIDOW. 2018
The THREEPENNY OPERA. 2018
COSA CREATIVE
QUEENS and MARTYRS: 2021
COSA FAMILY
The SHOP GIRL. REVISED; REVIVAL, 2021.
MOZART at 11: APOLLO & HYACINTH. 2017, 2019, 2020
FIDDLER on the ROOF. 2016, 2019
COSA LIGHT
TRIAL by JURY & HMS PINAFORE. 2019
RUDDIGORE. 2018
The YEOMEN of the GUARD. 2015
HMS PINAFORE. 2014
The GONDOLIERS. 2013
The MIKADO. 2012
The PIRATES of PENZANCE. 2011, 2024
COSA POPS!
Themed Opera Pops Concerts Since 2006


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