Capital Strings is Pineland Suzuki School's advanced performing ensemble, led by Colin Wheatley. All students in book 6 and up are eligible to join, with the commitment to practicing, rehearsals and performances. Students in Book 5 are considered "Pre-Capital Strings" and play some pieces with Capital Strings.

Past performances include the Manchester Apple Festival, the Maine International Conference on the Arts at Bates College, the Service of Carols and Lights at Colby College, assisted living facilities, and Pineland Suzuki School Benefit Concerts.