O'Connor Brothers Band is a five piece Denver, CO based band that plays original New Roots & Rock music written by Matt and Sean O'Connor. They bring an upbeat, modern feel to a classic style to create a unique and gritty new roots sound that is turning heads throughout Colorado and beyond.

Making up the main cast of the band is Matt O’Connor on guitar/lap steel and lead vocals, Sean O’Connor on saxophones and backup vocals, Collin Sitgreaves on drums and percussion, Pierce Murphy on lead guitar and backup vocals, and Brendan O’Donoghue on Bass Guitar. Matt, Sean and Collin all first played together while studying in the jazz program at Colorado State University in Fort Collins, Colorado.  The band got their start playing college house parties large and small around the Fort Collins area and quickly spread to venues and festivals all around the Western U.S.