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Curtis Fischer-Oelschlaeger - DIRECTOR Curtis is the Director of Choral Activities for Rockridge High School where he also leads the theater department and marching band color guard. He has performed at Quad City Music Guild and Circa 21 and is currently a member of The Nova Singers. Curtis and his husband Alexander have two children and reside with a small zoo in Rock Island.

Greg Baird - Bass

Nathan Bates - Baritone, Nathan lives in Moline, IL with his wife, Natalie, and their children, Gavin and Oaklee. He joined Quad City Singers in the fall of 2009, and is serving as Vice President on the QC Singers Board. Nathan was a proud member of the Dana College Chorale from 1999 -2003, and toured in the Midwest and Europe with the group. By day, Nathan is a Branch Manager at Vibrant Credit Union in East Moline.  When not working or singing with QC Singers, he frequently performs on local theater stages, or can be found cheering on his favorite sports teams, the St Louis Cardinals, Iowa Hawkeyes, and New England Patriots. Nathan and Natalie also volunteer through GiGi's Playhouse Quad Cities, where Nathan is currently serving on the Board of Directors.


Colleen Callahan - Alto, has been singing with the Quad City Singers since 2010. She is currently the Director of Choirs, AP Music Theory Instructor, and Stagecraft teacher at Moline High School. She does solo work in and out of the Quad Cities, has worked with the Quad City Music Guild, and the Rock Island Music Academy. Colleen is thrilled to be a part of such a vibrant and talented group of singers.


Chris Castle- Soprano, been a member of Quad City Singers since 1995. Chris is happy to be part of Quad City Singers and currently serves as the librarian for the group. She has also taken on the roles of Vice President and President over the past 6 years. Chris is employed by UnityPoint Health, Corporate Services in the Corporate Coding Department. Chris has been performing with Quad City Music Guild on and off since 1985, and has had the honor of performing with The Terry Hansen Ensemble, The Top 5, and currently has her own band, MAJESTIC. She feels so blessed to be part of these fun, progressive, and talented groups and is grateful for the opportunity to make music with such talented performers. 


Tim Dominicus - Tenor, is excited to be back in a choral setting with such a talented group of musicians. He currently runs the art department at Power Grafx, and DJ’s weddings and parties on weekends for SAS DJs. When he isn't working you’ll find him practicing with his band, Evangelica, performing in area theater productions, or hiding in closets waiting to jump out and scare his kids. He, his wife Tina, and their daughters Kaitlin & Emma, live in Davenport with 2 dogs, 3 cats, 2 rats, and a bunny.

Jessica Fowler- Soprano , joined the Quad City Singers in 2015, and absolutely loves this group! Jessica is a 2013 graduate of Luther College, where she studied Communication Studies and Spanish, and was a member of various choral groups during her four years at school. She currently works at RBC Wealth Management in Davenport as an Office Associate. Jessica is originally from the Twin Cities metro area, and currently lives in Bettendorf with her boyfriend, Doug.

Nick Eli - Tenor


Hillary Erb - Soprano, is ecstatic to be returning for her second season of QC Singers! Hillary is a graduate of Western Illinois University where she majored in Music Business and Marketing. At Western, she participated in the Opera Theatre and several choral ensembles. Hillary also performs with Nova Singers, Quad City Music Guild, and Community of Christ Church. She is employed at Mississippi Valley Regional Blood Center and is attending St. Ambrose University to pursue her Music Education degree. She lives in Moline, IL with her  husband John and their dog Rusko.

John Erb - Bass, a recent addition to the Quad City Singers who is excited to be back into the classical singing scene. He has been involved in choral works since the sixth grade and has an extreme passion for performing. Raised in Geneva, IL, John moved to the Quad Cities in 2015 with his wife Hillary and dog Rusko. Since that time he has been involved in a few shows at Quad City Music Guild and is working as a production manager at Servpro of Davenport/Bettendorf Moline/Rock Island.


Anthony Greer - Tenor, Anthony is excited for his second year as a member of the Quad City Singers. He currently teaches English, Communications and Journalism  at United Township High School where he is also the Assistant Marching Band Director/Assistant Colorguard Coach, Musical Director, and Speech Coach. Anthony is a frequent performer at Quad City Music Guild where he serves on the Board of Directors as the Group Sales/Bus Tours committee chair.


Holly Kennedy - Alto, , loves being a part of the Quad City Singers! In addition to singing Alto for QCS, Holly has performed with 1st Presbyterian Church choir, Holiday Pops, Quad City Music Guild and New Ground Theatre. Holly is the last remaining member of the initial group, Aeolian Singers. Holly puts her Certified Financial Planner designation to work as a Financial Advisor at RBC Wealth Management. You may hear Holly on Monday and Thursday mornings during “The Word On Wall Street” with WOC-1420 AM radio, even though her husband, Dan, recently retired as the WOC morning show host. Dan & Holly enjoy spending time with their daughters Kenzie and Morgan, and playing as much golf as they can.


J. Adam Lounsberry -  Tenor, is happy to be starting his 12th year with QC Singers. A frequent performer in the Quad Cities, Adam has also performed with Quad City Music Guild, Nova Singers, Quad City Choral Arts, and Opera Quad Cities. During the day, Adam is a Mortgage Specialist at The Family Credit Union. Adam and his wife, Sarah, live in Rock Island, IL with toddler son, Jack. Adam currently serves as the President of Quad City Singers.


Sarah Lounsberry - Alto, is thrilled to be a part of Quad City Singers. She graduated from Western Illinois University in 2009 with a B.M. in Music Business. While at WIU, Sarah was involved with many choral ensembles and opera productions. Sarah also shares her talents with Quad City Music Guild, Opera Quad Citites, and Nova Singers. Sarah is an Associate Buyer at Trinity Logistics/  She and her husband, Adam (tenor), reside in Rock Island with their son, Jack. Sarah currently serves as Business Manager for Quad City Singers.


Mary Mendelin - Soprano, has been singing with the Quad City Singers since 1996. Mary graduated from Augustana College where she was a member of the Augustana Choir. After teaching English for 21 years, Mary is now an instructional coach at Rock Island High School. She lives in Bettendorf with her awesome family-- husband, Mike, and children John and Leah. Mary currently serves as the vice-president for the Quad City Singers. 


Sheri Olson - Alto, has been happily singing with her friends in Quad City Singers since Christmas 2001. She is a 2000 graduate of the University of Northern Iowa. She is very active with Quad City Music Guild where she can be seen onstage and volunteering around the organization. She resides in Davenport with husband Andy and daughter, Evelyn. When not performing, Sheri is employed as a Business Credit Analyst for Ascentra Credit Union, Bettendorf.


Kevin Pieper -  Baritone. Kevin has enjoyed singing with Quad City Singers since the spring of 2008. A vocal and stage performer most of his life, you may have seen Kevin in productions with Quad-City Music Guild where he also served as President for eleven years. His theater resume includes leading roles in Carousel, The Music Man, My Fair Lady, The Sound of Music, White Christmas, 9 to 5, Thoroughly Modern Millie and Les Miserables, among others. He has also directed and set designed numerous productions. Kevin is the current President of Quad City Singers and is a life-long Quad Citian, residing in Moline with his wonderful wife, Valeree. They have two lovely and talented daughters, Heather (Beck) and Hillary (Erb) who also reside in Moline with husbands Adam and John. Away from music and performing, Kevin is employed as President/CEO of Service Plus Credit Union, Moline.

Marcia Renaud – Accompanist, is a retired music educator. She is currently the accompanist for the North Scott High School Choirs, and is active as a substitute church organist in the Quad Cities. She has been Musical Director and Assistant Music Director for recent Quad City Music Guild shows, and is currently a member of the Quad City Music Guild board. Marcia is presently serving as President of the Nova Singers Board as well. Marcia and her husband Paul live in Davenport with their cat Boston.


Andy Sederquist - Tenor, has been a member of Quad City Singers since 2013. He is a 2012 graduate of the University of Illinois, and frequently performs at Quad City Music Guild. A structural engineer for Select Structural Engineering,Andy lives in Sherrard with his girlfriend, Callen.

PJ Scott - Bass


Jennifer Sondgeroth - Alto, has been a member of Quad City Singers since 2009. She is a 2001 graduate of Augustana College, where she sang with the Augustana Choir. She is also a frequent performer at Quad City Music Guild. A speech pathologist for the Moline School District, Jen lives in LeClaire with husband, Nathan and their two awesome kids Ryan and Avery.

Kelsey Swan - Alto

Joe Urbaitis - Baritone  Joe is very happy to be back with the QC Singers after a few years away.  He has been active with music and theater in the area, as well as with his two children, Katee and Colton.  Joe is a doctor of optometry in his own private practice in Bettendorf, where he also resides.  He sings now in honor of the memory of his late wife, Dr. Deborah Waddingham.

Megan Warren - Soprano


Jenny Winn - Alto,  Jenny loves making music with her friends in the Quad City Singers!  She also sings with Nova Singers and has performed on stage at Circa '21, Clinton Showboat Theatre, and Quad City Music Guild.   Jenny is a speech-language pathologist by day and lives in Davenport with her wonderfully supportive husband, Kirby, and their two beautiful, talented daughters, Anna and Emily.

Katherine Zerull - Soprano


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