Penn’s premier co-ed entrepreneurship fraternity Who We Are Sigma Eta Pi is Penn’s first and only co-ed entrepreneurship fraternity. We are a diverse brotherhood with members from all walks of Penn. Our mission is to provide opportunities for the bold, the innovative, and the open-minded among us with friendship and community. Stay Tuned for Rush Information 25+ majors and concentrations 30+ ventures 20+ countries The Brothers Meet the Brothers We are designers, engineers, artists, gamers, musicians, athletes, entrepreneurs, adventurers, filmmakers, travelers, and leaders. We are ideators and big thinkers. We are family. Join us for experiences and friendships of a lifetime. Rush SEP.