Mark Sheffield, a former U.S. Navy commander who served for more than two decades, has opened a new music school in Chula Vista, California. The School of Rock Otay Ranch, which began operations in 2020, blends individual instruction with group rehearsals and live performances. Sheffield says the school’s collaborative model reflects the leadership skills he developed during his military career.

Sheffield’s naval background is extensive. He was deployed five times, spent a year in Iraq, and traveled around the world while commanding ships. In an interview with the Star‑News, he reflected on his service, saying, “This picture is from my first ship. Everything about myself, everything about our country, I learned a lot about the world.” After leaving the Navy, he settled in Chula Vista, a South Bay city near San Diego, and began a new chapter focused on helping young people grow through music.

The decision to open a School of Rock in Chula Vista was driven by Sheffield’s desire to apply his experience in personnel development to a new field. “You bet, I dropped it here in Chula Vista,” he said, indicating that the city’s community and proximity to the San Diego music scene made it an ideal location. The school’s opening in 2020 marked a shift from traditional one‑to‑one lessons to a model that encourages students to learn together, build confidence, and prepare for live performances.

Teamwork is a core element of the school’s philosophy. Sheffield, who does not play an instrument himself, emphasizes that music education should go beyond technical skill. “Absolutely, absolutely. I love seeing people become what they want to become,” he said. The curriculum is designed to teach students how to listen, cooperate, and become part of a band. The emphasis on personnel development mirrors the leadership training he received in the Navy, and the school’s culture reflects that approach.

Students at School of Rock Otay Ranch have the opportunity to explore a variety of musical styles while rehearsing and performing together. The collaborative environment encourages confidence building and skill development, and students gain experience performing before live audiences. The school’s goal is not only to produce stronger musicians but also to help students develop teamwork and confidence that extend beyond the stage.

Today, the School of Rock Otay Ranch operates as a community hub where young musicians can learn, rehearse, and perform. The school’s model, rooted in Sheffield’s military leadership experience, continues to attract students who seek a supportive, collaborative environment. While the school has been operating for several years, its impact on the local music scene remains a growing focus for the community.

In summary, former Navy commander Mark Sheffield has leveraged his leadership experience to create a music education program that emphasizes teamwork, confidence, and real‑world performance experience. The School of Rock Otay Ranch, established in 2020 in Chula Vista, continues to serve students who are learning to play instruments, collaborate, and perform, while also developing skills that benefit them beyond music.