Our Leadership

A native of Neenah, WI – Jill graduated from UW-Stevens Point and has been the Peninsula Music Festival’s Social Media Manager since August 2018, which is only part of her long history with the organization. From 1996-2000, Jill served as PMF’s first paid Administrative Assistant and, as a volunteer, joined the crew of ushers and ascended to the role of Usher Captain.

In addition to her service at PMF, Jill is the Administrative Coordinator for Resource One Realty LLC and, given her lifelong love of music and performing, is very involved with numerous musical organizations. She serves on the Board of the Association of Wisconsin Symphony Orchestras, leads the Children’s and Youth Choirs at St. John Lutheran Church in De Pere, sings with the jazz quartet Afinado, and plays trumpet in the Emerald Brass Quintet.

Jill lives in De Pere, WI, with her husband, John, and their loving cats. They enjoy presenting live music performances on various social media outlets, including YouTube and greatly look forward to returning to Door County every August for The Symphony Series.

Erich Peterson received his Bachelor’s and Master’s Degrees in Horn Performance from Northwestern University, where he studied with Dale Clevenger, Norman Schweikert, and Gail Williams.

In March of 2004, Erich joined the Grand Rapids Symphony as Assistant Principal/Second Horn, and in addition to his playing duties, has served as Personnel Manager of the orchestra since July 2007. Every August, Erich can be found in Door County, Wisconsin, where he plays Second Horn and serves as the Festival Orchestra Personnel Manager.

Before moving to Grand Rapids, Erich was a member of the national tour of Les Misérables, performing in more than 1,500 shows in more than 40 states and Canada over six years. Erich also was active as a studio musician, recording hundreds of television/radio commercials and video game soundtracks. Erich is a regular substitute with the Detroit Symphony Orchestra and has performed with the Chicago Symphony Orchestra, Israel Philharmonic, Ravinia Festival Orchestra, and Chicago Opera Theater.

Erich maintains an active teaching schedule at home and as an adjunct faculty member at Calvin University. When not playing or teaching, Erich can be found birding or solving puzzles of all kinds. Erich is married to Grand Rapids Symphony Principal Librarian Sarah Bowman Peterson, and they enjoy life in Grand Rapids with their daughters, Amelia and Violet, and their cat, Minnie.

Sarah Bowman Peterson began playing the piano at age four and oboe at nine. She received her bachelor’s degree in oboe performance from The Juilliard School, where she studied with John Ferrillo and Thomas Stacy. At age 22, Sarah won the Assistant Principal Oboe position with the Hong Kong Philharmonic. After performing in Hong Kong for four years, she returned to the United States for her Master’s degree at the University of Michigan.

Sarah is currently the Principal Librarian with the Grand Rapids Symphony and the Music Librarian for the Peninsula Music Festival in Door County, Wisconsin. Prior library positions included Principal Librarian with the Virginia Symphony and Library Assistant with the Dallas Symphony.

In addition, Sarah has held oboe/English horn positions with the Long Island Philharmonic, the Garland and Las Colinas Symphonies, and the Ann Arbor Symphony. She also performs regularly with the Grand Rapids Symphony, The Lansing Symphony, the Kalamazoo Symphony, and the West Michigan Symphony. Summer festivals include the Saugatuck Chamber Music Festival, Chamber Music North, Cabrillo Festival of Contemporary Music, and Summer Garden at MOMA in New York City.

Sarah is married to Hornist Erich Peterson, and they reside happily in Grand Rapids with their two daughters, Amelia and Violet, and three cats. When not working on music, Sarah loves cooking and shopping.

John Quigley has been the Concert Operations Manager for the Peninsula Music Festival since 1994, responsible for the logistical concerns of rehearsals and performances associated with the August Symphony Series. A graduate of Lawrence University with master-level coursework from the University of Wisconsin-Stevens Point and Vander Cook College of Music, he has been a music teacher in Wisconsin schools for 29 years. Currently, he teaches band and orchestra in the Green Bay public schools.

A member of the Civic Symphony of Green Bay for 14 years, he also served as a board member, adding duties as music librarian and personnel manager during his tenure. John has frequently performed with community bands, including the director of Door County’s Peninsula Symphonic Band, the Howard-Suamico band, and the Fox Cities Swing Band. He has directed pit orchestras for over 30 musical theater productions, including 18 years with the Kaukauna Community Players.

Marching bands and drum and bugle corps have been vital components of John’s performing and teaching career. In January 2022, he appeared in the Tournament of Roses Parade in Pasadena, CA, with a select group of music teachers in a “Salute to America’s Band Directors.” He was a performer and instructor for the Madison Scouts and recently appeared with a Madison alumni group in a 2020 Mardi Gras parade in New Orleans.

A resident of DePere, John is currently serving as an alderperson on the city’s common council. He feels extremely lucky to enjoy family time and some of the finer things in life with his duet partner and spouse, Jill.

Brooke grew up in Luxemburg, WI, and resides in Appleton with her husband Ryan. 2022 marks her seventh year as Stage Manager for the Peninsula Music Festival. She graduated from the University of Wisconsin-Green Bay, majoring in Musical Theatre with a double minor in Dance and Arts Management. She currently works as an Operations Processor for AIG Travel Guard and has been a cantor at her church on weekends and for weddings and other special services for the past 13 years. Brooke and her husband love performing and working backstage together and are so excited to be back for another great Symphony Series!

Ryan Dummer has spent many seasons working for the Peninsula Music Festival. He has spent most of his life in Wisconsin and resides in Appleton with his wife, Brooke. He has been a music educator at various grade levels for six years, including a long-term substitute position in Fish Creek at Gibraltar High School. He has been playing piano most of his life and attended the University of Wisconsin-Green Bay, where he studied choral music education. In his spare time, he enjoys Brewers baseball and Packers football, listening to music, playing piano for church, and being outdoors. The wonderful music at PMF has become a soundtrack for each summer, and he looks forward to it every year.