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Feature Students

Linnea Weiss

Linnea Weiss, 9 years old

Linnea has been a student of Heidi’s since the age of 6! In 2015 she was the youngest female contestant to ever make it to the Semi-Finals of The Voice Kids (Germany). Other public singing appearances over the past two years include: "Immer Wieder Sonntags" on ARD television, the Media Markt Concert on Ice which was televised in Germany and Japan, Festival4Family and a benefit concert for the Peter Maffay Charity.

The 9 year-old multi talent is also a figure skater and ballerina and in her spare time, enjoys soccer, piano and her two bunnies Angel & Shadow. Last year, Linnea had the chance to combine her talents, when she sang and skated at the official Opening Ceremony of the "Winter Wonderland" ice rink in Cascais, Portugal.

For event bookings please contact Heidi Muendel Voice Studio or

Linnea at The Voice Kids 2015
Kimmo Olavi

Kimmo Olavi — Pop/Alternative

Helsinki, Finland

Kimmo Olavi is a circus/artist/singer/songwriter from Finland. While dancing on a wire in Cabares and Circuses around the Globe, he writes captivating lyrics and melodies inspired by touring lifestyle, circus, wire dancing, childhood, love and missing home.
His first single is called: "Tear Down The Circus"

"I'm up for the weirdest performances on earth. I'm good at wearing a unicorn costume."

Melissa Ratcliff

Melissa Ratcliff — Dramatic Zwischenfach Mezzo

Vancouver, Canada

Melissa studied music performance at the University of Alberta, and recent/upcoming appearances include Cio Cio San's Aunt in Madama Butterfly, Mama Lucia in Cavalleria Rusticana, and the Voice of Antonia's Mother in Tales of Hoffman. Melissa also directs the SFU Choir and Chamber Choir, and performs regularly as a singer and clinician in the Vancouver area.

She can be booked for operas, musicals, weddings, recordings, soundtracks, voice over.

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Anna Mariann Lundberg

Anna Mariann Lundberg

Stockholm, Sweden

Maryanne Magdalen is a unique cabaret performer that combines dramatic singing and acting with sword swallowing, fire and femme fatal danger. She has performed on stages all over Europe and USA, from cabaret and dinnershow to musicals, events and theatre. Currently she is working for Wallmans in Copenhagen, one of the largest Dinner shows in Europe.

A tribute to Janis Joplins "Little Girl Blue".
Maryanne Magdalen performing swords and vocals in a show.
Moritz Bierbaum

Moritz Bierbaum — Musical Theatre/Pop/Classical

Moritz Bierbaum wird seit 2008 gesanglich ausgebildet. Während seiner 3-jährigen Ausbildung zum Musical-Darsteller wurde er in Gesang, Tanz und Schauspiel ausgebildet. Zuletzt tourte Moritz in der Rolle des kleinen Prinzen mit dem gleichnamigen Musical "Der kleine Prinz-Das Musical" von Deborah Sasson und Jochen Sautter durch Deutschland, österreich, Schweiz und Italien. Nach seiner ersten Single "Shoot me down" wird momentan an seinem Debüt-Album gearbeitet. Ab Dezember 2016 wird er nochmals als Kleiner Prinz auf Tournee gehen.

Seine Arbeit zusammen mit Heidi Muendel begann vor ca. 4 Jahren. Seitdem hat er sich stimmlich stark entwickelt. Auch seine Bühnenpräsenz wurde von Heidi gestärkt. Momentan erarbeiten Moritz und Heidi einen Plan über das weitere Vorgehen, um Moritz zu fordern und dabei zu fördern. Zuletzt sang Moritz am "Tag der offenen Tür" des "Life-Sound Studios", denn ob Tag der offenen Tür, Geburtstagsfeier, Firmenfeier, o.A.: Moritz ist offen für alles und freut sich über neue Erfahrungen und Herausforderungen.

Moritz' YouTube channel

Robin Eder-Warren

Robin Eder-Warren — Opera/Musical Theatre

Robin Eder-Warren is a vibrant young soprano at home with opera, musicals, and acting on stage and screen. She has been thrilled to work with Heidi for the past nine years. Selected recent credits include young Heidi in Follies with Applause! Musicals, Papagena in Die Zauberflöte with The Opera Project and Cendrillon with DragonDiva Operatic Theatre. Upcoming engagements: Susanna in Le nozze di Figaro with The Opera Project. Robin is currently based in Austria for her travels around Europe.

Listen to Robin performing Verdi's Caro nome in summer 2009:

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Yuiko Ishii

Yuiko Ishii — Pop/Musical Theatre

Yuiko has been studying with Heidi for 4 years, she has been travelling back and forth between Canada and Japan, doing auditions and making recording contacts with bands. She and her brother are currently working on their first album.

Mike and Andrew Twining “Fully Loaded”

Mike and Andrew Twining “Fully Loaded” — Rock

Mike and Andrew Twining coached with Heidi in preparation for their second album and now are continuing performing. Their first break was a spot on Vancouver rock radio station CFOX prestigious 2006 SEEDS compilation, which spawned the local hit "When Will It End".