| Trial by Jury and Cox and Box | November | 2024 |
| Brundibar | April | 2024 |
| La Traviata | November | 2023 |
| Music For A While (recital) | April | 2023 |
| The Golden Cage | November | 2022 |
| HMS Pinafore | November | 2021 |
| La Serva Padrona – livestreamed | April | 2021 |
| Night at the Opera – (recital) – livestreamed | November | 2020 |
| Don Giovanni | November | 2019 |
| Trio of Tenors | July | 2019 |
| Noye’s Fludde | April | 2019 |
| Die Fledermaus | October | 2018 |
| Brundibar | April | 2018 |
| Mikado | November | 2017 |
| Dido and Aeneas | April | 2017 |
| The Marriage of Figaro | November | 2016 |
| Amahl & the Night Visitors | December | 2015 |
| Some Enchanted Evening | July | 2015 |
| Recital | May | 2015 |
| Rigoletto | February | 2014 |
| A Grand Night for Singing (recital) | March | 2013 |
| Welcome Home (recital by former Oswego students) | December | 2012 |
| Heroes, Monsters and Madmen with Craig Schulman | April | 2012 |
| Cosi fan tutte | November | 2011 |
| Recital | October | 2011 |
| A Valentine’s Recital | February | 2011 |
| OperaTUNESities (children’s operas) | October | 2010 |
| Mozart’s Leading Ladies and Gentlemen: Scenes | April | 2010 |
| Opera Love Stories: Scenes | November | 2009 |
| 30th Anniversary Gala Recital | Spring | 2009 |
| Carmen | November | 2008 |
| The Fairy Queen | April | 2008 |
| Recital Series | | 2007-2008 |
| Carousel | October | 2007 |
| Recital Series | | 2006-2007 |
| Noye’s Fludde | April | 2007 |
| La Traviata | November | 2006 |
| Guest Recitals | Spring | 2006 |
| The Merry Widow | November | 2005 |
| Grand Gala | September | 2005 |
| Amahl & the Night Visitors | December | 2004 |
| Impresario | October | 2004 |
| A Little Night Music | November | 2003 |
| Famous Opera Choruses | October | 2003 |
| Dido and Aeneas | April | 2003 |
| Magic Flute | November | 2002 |
| Brundibar | April | 2002 |
| Gala | October | 2001 |
| Pirates of Penzance | April | 2001 |
| Barber of Seville (ESP Grant) | April | 2000 |
| Barber of Seville | November | 1999 |
| La Boheme | November | 1998 |
| Hansel & Gretel | November | 1997 |
| Mini Gala | April | 1997 |
| Faust | November | 1995 |
| Mighty Casey and The Medium | March | 1995 |
| Amahl & the Night Visitors | December | 1994 |
| Don Pasquale | March | 1994 |
| Verdi’s Requiem | November | 1993 |
| Die Fledermaus | March | 1991 |
| Carmen | March | 1990 |
| Amahl & the Night Visitors | December | 1989 |
| La Centerentola | March | 1989 |
| Candide | March | 1988 |
| Noye’s Fludde | | 1998 |
| Carmina Burana | November | 1987 |
| Pagliacci and Gianni Schicchi | March | 1987 |
| Tales of Hofmann | March | 1986 |
| La Traviata | March | 1985 |
| Barber of Seville | March | 1984 |
| La Boheme | March | 1983 |
| Magic Flute | March | 1982 |
| Trial by Jury and Impresario | March | 1981 |
| Hansel & Gretel | December | 1980 |
| Susanna (Floyd) | March | 1980 |
| H.M.S. Pinafore | March | 1979 |
| YEAR OF INCORPORATION | | 1979 |
| Gianni Schicchi and Suor Angelica | February | 1978 |
| An Evening of Opera Scenes | April | 1977 |
| Amahl & the Night Visitors | December | 1976 |
| Madame Butterfly | March | 1993 |
| Medium and Apollo & Persephone | April | ? |
| Amahl & the Night Visitors | December | 1970 |
| Three Penny Opera | March | 1992 |
| SUNY Oswego Opera Workshop | | |