Harrison Toma is a  passionate music educator based in Southern California. He started his drum corps career with Pacific Crest in 2014 as a marching member and went on to be a drum major with The Blue Devils Drum and Bugle Corps in 2015 and 2016. In 2022 Harrison returned to DCI as a visual instructor with Pacific Crest Drum and Bugle Corps  and taught for three years on that team. Outside of drum corps Harrison has worked with two WGI percussion groups the last three years and served as a visual instructor and choreographer at Arcadia HS PSW indoor drumline and as visual caption head at Meraki Percussion winning back to back WGI titles in 2023 and 2024.

In addition to his drum corps career, Harrison has also served as a visual and music instructor for various high schools throughout Southern California, including Arcadia HS, Rancho Cucamonga HS, El Dorado HS and Vista Murrieta HS. Harrison holds an AA degree from Riverside City College in music and is currently pursing a BA in music education and single subject teaching credential at Cal State University Los Angeles