Amanda Sandroni | Ali Hauger | Katie Gillis | Katie Macdonald When GQ first started singing together in July of 2011, they knew right away they had something unique. Each voice brought an important quality to the group’s sound. They knew they wanted to try and stay away from traditional a cappella arrangements and explore […]

Read More


Additional Merchandise GQ Shirts/Tank Tops/Hoodies $24.00-38.00 Shop Bonfire GQ Arrangments

Read More


To inquire about having GQ perform for a concert or clinic near you, please send an email to gq@girlsquartet.com, or you can contact us using the form below. Name: Email: Subject: Message:

Read More

GQ is an a cappella and barbershop quartet from Baltimore, MD. Their members are Amanda Sandroni, Ali Hauger, Katie Gillis, and Katie Macdonald. They sing a variety of styles spanning several decades and are four great friends who have a passion for creating a unique sound.

They formed as an a cappella project in the Summer of 2011 at Towson University. Since then, GQ has competed in various a cappella competitions such as the Harmony Sweepstakes and SingStrong, as well as the Rising Star Contest and International Quartet Contest for Sweet Adelines International. They are the 2013 SingStrong Champions and the 2013 2nd Place Harmony Sweepstakes Champions. They are the 2013 Rising Star Champions,2014 11th Place International Quartet Finalists, and 2018 5th place finalists. They most recently placed 3rd at the SAI international convention in New Orleans.