Jenni has worked with Seattle Opera, Opera Theatre of Saint Louis, Chicago Lyric Opera, New York City Opera, Opera Delaware, Des Moines Metro Opera, Florentine Opera, Wolf Trap Opera, Tri-Cities Opera, Knoxville Opera, Hawaii Opera Theatre, Bard Summer Music Festival, Ash Lawn Opera, Amarillo Opera, Baltimore Concert Opera, Annapolis Opera, Mid-America Productions at Carnegie Hall, Alabama Symphony Orchestra, Royal Stockholm Philharmonic, Bergen Filharmoniske Orkester, Seoul Philharmonic, Los Angeles Philharmonic, & the BBC Symphony Orchestra. Performances include Marcellina (Marriage of Figaro), Samira (Ghosts of Versailles), Mrs. De Rocher (Dead Man Walking), The Mother (The Consul), 3rd Lady (Magic Flute), Ruth (Pirates of Penzance), Buttercup (H.M.S. Pinafore), Mrs. Twist (Brokeback Mountain), Emilia (Otello), Mrs. Lovett (Sweeney Todd), Mary (Flying Dutchman), Old Lady (Candide), Mrs. Peachum (Threepenny Opera), Golde (Fiddler on the Roof), Azucena (Il Trovatore), Witch (Hänsel und Gretel), Quickly (Falstaff), Dryad (Ariadne auf Naxos), Frugola (Il Tabarro), Principessa (Suor Angelica), Zita (Gianni Schicchi), Marquise (Daughter of the Regiment), Petra (A Little Night Music), Fairy Queen (Iolanthe), Katisha (The Mikado), Filipyevna (Eugene Onegin), Verdi Requiem, Mozart Requiem, Haydn’s Lord Nelson Mass, & Beethoven’s 9th Symphony. She is the leading interpreter of the Duchess in Unsuk Chin’s Alice in Wonderland, created the role of Firdaus Noman in Shalimar The Clown, is a Sullivan Award winner & MONCA semi-finalist, & is Artistic Advisor for Tri-Cities Opera.