Issa Boulos is a versatile composer known for his works for various ensembles, including woodwind, brass, and high school bands. In his compositions, he explores the intersections between different musical traditions present in the United States, both established and recently introduced. Boulos's approach involves identifying common elements across diverse musical styles, blending traditional and contemporary techniques, and incorporating instruments from various cultural backgrounds. His compositions often feature a mix of Western and non-Western elements, drawing from his background in both Arab classical music and Western composition.
 
The primary goals of Boulos's work for these ensembles are to make diverse musical traditions more accessible to wider audiences, introduce young musicians to unfamiliar musical styles, and highlight connections between different musical traditions. By incorporating elements from various cultures into his compositions for school bands and ensembles, he aims to broaden the musical horizons of both performers and listeners.
 
Boulos's compositional technique includes adapting melodic material from different traditions, utilizing diverse instrumental timbres, and exploring innovative orchestration techniques. This approach allows him to create unique soundscapes that bridge cultural divides and showcase the richness of global musical traditions. Through his work with woodwind ensembles, brass groups, and high school bands, Issa Boulos contributes to a more inclusive and diverse musical landscape, fostering cultural exchange and appreciation among young musicians and audiences alike.