Onstage company
Documented collaborators
Guerrilla Fanfare Brass Band is an 11-piece horn-driven powerhouse formed in 2015 in the Denver area. Known for blending fiery pop arrangements, traditional jazz, and original compositions, this Colorado outfit features a distinctive two-drummer setup that keeps the energy high and the grooves tight. Recognized for their dynamic stage presence, they were awarded the 2025 Colorado Sound Music Award for Outstanding Stage Presence. If you’re looking for a live experience that swings from tight ensemble work to high-energy solos, Guerrilla Fanfare is a perfect fit for festivals, clubs, and outdoor concerts across Colorado and beyond.