Progressive Music Management. Founded by Nathan Farrell & Adam Booth (Weez).With thirty combined years of creative and business experience, Calibre draws heavily on Nathan and Weez's respective success in music, including artist and producer management, A&R, touring, publishing, venues and merchandise.An innovative approach to traditional music management, Calibre prides itself on overseeing the domestic and international business interests, financial health and creative direction of our award winning roster, our renowned live music venues and our boutique recording facility.