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Staff Directory

President & Artistic Director

Marketing & Public Relations

Jean Hsu

Chief Operating Officer /
Vice President of Communications

Marie Songco-Torres

Senior Marketing & Public Relations Manager

Jennifer Niedringhaus

Marketing & Public Relations Associate


Halim Kim

Senior Director of Development

Artistic Operations

Drew Cady

Production Manager

Kathy Smith

Piano Technician


Sarah Little

Vice President of Education & Community Engagement


Roan Alombro

Vice President of Finance

Jessica Cho

Finance Associate / HR Administrator

Patron Services

Jonathan Mariott

Director of Patron Services

Angelica Nicolas

Marketing & Patron Services Associate /
Board Liaison

Randy Polevoi

Musical Concierge

Orange County Youth Symphony

Johannes Müller Stosch

Music Director & Conductor

Cathy Olinger

General Manager & OCYSE Conductor

Danielle Culhane

Operations & Personnel Manager

Moni Simeonov

Coordinator of Strings

Mathieu Girardet

Coordinator of Winds

Tristan Chilvers

Assistant Manager & Librarian