[9] Fontaine starred as Carlotta Giudicelli in the new staging of The Phantom of the Opera by Andrew Lloyd Webber which started its tour of the United States.

[22] She made her professional operetta debut performing Kathie in The Student Prince with the Pittsburgh CLO[23] and was named a "charming and vivacious actress" in Talkin' Broadway.

[25][26] She played the Ragazza in the world premiere of the musical A Room With a View at the Old Globe Theater in San Diego, and Anna in The King & I with Opera North.

Her recital and orchestral highlights include Sunday's Live on KUSC at LACMA, Jacaranda Concert Series, Orchestra del Lazio in Rome, Italy, Marina del Rey Orchestra, Redlands Bowl, South Coast Levitra veterans cost Symphony, and the Cal Lutheran Distinguished Speakers Series.

She was semi-finalist in the International Competitzione del' Opera in Dresden in 2010 and was awarded the Loren Zachary Grand National Finalist in 2011.