Chris O’Brien is a dynamic trumpet artist, in-demand brass arranger, and dedicated educator. Currently stationed in Pearl Harbor, Hawaii, he serves as a full-time performer with the renowned U.S. Pacific Fleet Band. Whether performing for international dignitaries, crafting custom musical arrangements, or coaching the next generation of brass players, Chris brings a standard of excellence forged in the highest levels of military musicianship.

The Arranger | As a composer and arranger, Chris specializes in creating impactful, idiomatic literature for brass ensembles. He understands that music designed for significant occasions needs to resonate deeply with both the performers and the audience. His catalog includes custom work designed for high-profile events—such as intricately woven medleys crafted for distinguished military retirement ceremonies—ensuring every chart is musically satisfying and practically formatted for gigging professionals. From solemn chorales to lively traditional pieces, his arrangements are built to work perfectly on the first read.

The Educator | Drawing on his extensive performance background, Chris translates the rigorous demands of professional playing into an accessible, results-driven teaching philosophy. Through his online trumpet studio, he works with dedicated players of all levels to strip away mechanical tension and build efficient, reliable fundamentals. Because he actively navigates the pressures of elite performance and high-stakes military advancement, Chris is uniquely equipped to help students master the psychology of performance, prepare for rigorous college or military band auditions, and ultimately find their own musical voice.

When he is not performing, arranging, or teaching, Chris is continually refining his craft and exploring the vibrant culture and history of his Hawaiian duty station.