Tri Delta | 26,810 followers on LinkedIn. Brave, bold and kind. | Founded in 1888, Tri Delta is a premier women’s organization that is passionate about serving others, committed to becoming the best versions of ourselves and dedicated to helping women live, learn and lead – with Purpose – for a lifetime. With more than 229,000 members worldwide, Tri Delta operates 142 collegiate chapters on campuses across North America and more than 250 alumnae chapters globally. Tri Delta is also a member of the National Panhellenic Conference, the umbrella group for 26 national and international sororities.