Meet The OPCO

Managing Director & Principal Percussion/Timpani
Collin Boltz
Collin Boltz was appointed as the Managing Director of the OPCO in 2024. He then joined the OPCO as Principal Percussion/Timpani in 2025. He is also Principal Percussion with the Battle Creek Symphony Orchestra (MI).
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Guest Conductor
Matthew Aubin
Guest Conductor Matthew Aubin is set to debut the OPCO's first orchestral performance in May. Maestro Aubin is Music Director of the Southwest Michigan Symphony Orchestra, Jackson Symphony Orchestra (MI), and Artistic Director of The Chelsea Symphony in NY.

Director of Operations and Assistant Conductor
Zachary Singer
Zachary Singer was hired in 2024 as the Director of Operations. He is the former conductor of the Jackson Hole Symphony Orchestra in WY.

Violin I
Maya Shiraishi
Maya was appointed to the OPCO in 2025. Maya holds positions in Southwest Michigan Symphony Orchestra and West Michigan Symphony Orchestra.

Principal 2nd Violin
Open Position
This position is currently open.

Principal Clarinet
Georgiy Borislav
Georgiy was appointed to the OPCO in 2025 and is also Principal Clarinet of the Grand Rapids Symphony Orchestra and Kalamazoo Symphony Orchestra.

Principal Flute
Jiyun Yi
Jiyun was appointed as Principal Flute in 2025 and is also Principal Flute with the Battle Creek Symphony Orchestra (MI).
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Principal French Horn
Lee Shirer
Lee was appointed as Principal Horn in 2025 and plays in orchestras all over the Chicago area. He is also the owner and inventor of a prosthetics company.

Principal Harp
Michael Maganuco
Principal Harpist Michael Maganuco was appointed in 2025. He is also Principal Harp in Southwest Michigan Symphony Orchestra and the Dubuque Symphony Orchestra
Interested in Volunteering?
Send an email or call us anytime to learn more about volunteer opportunities with the OPCO
630-715-6526