The Atticism Home ›› Local Listings ›› NSW ›› St Peters ›› The Atticism NSW Marketing and Advertising St Peters, NSW 2044 The Atticsm(02) 8231 6647https://www.theatticism.com .A concise and elegant expression.We’re not public relators, we’re public disruptors.The Atticism is a Sydney based PR and events agency specialising in the urban and sub-culture demographic.