Theta
Tau

Zeta Epsilon Chapter, Stony Brook University, since 2013
The only professional co-ed engineering fraternity.

Rush Spring 2027 Meet our brothers

The whole chapter in black Theta Tau jackets, seated and standing on a staircase, April 2026

The chapter, April 2026.

Chapter: Zeta Epsilon
Chartered: 2013
Active brothers: 20
Brothers: 186
Classes: 25
Donations: $5,000+

Theta Tau at Stony Brook

At over 35,000 members, Theta Tau is the oldest, largest, and foremost Fraternity for Engineers. Established at Stony Brook University in 2013.

“The purpose of Theta Tau is to develop and maintain a high standard of professional interest among its members, and to unite them in a strong bond of fraternal fellowship.”

Purpose of Theta Tau, founded 1904 at the University of Minnesota

Our pillars

The ten brothers of the Gamma Beta class lined up in their chapter jackets, April 2026 — The Gamma Beta class, April 2026.

Brotherhood

We forge lifelong bonds of fraternal friendship, a journey that develops and delivers a network of lasting personal and professional relationships. We foster an inviting, safe, and social environment in which our members become lifelong friends.

Brothers and rushees together in a classroom after resume review, September 2025 — Resume review during Fall 2025 rush, September 2025.

Profession

We develop and nurture engineers with strong communication, problem-solving, collaboration, and leadership skills that we demonstrate in our profession, our community, and in our lives.

Five brothers taking a selfie in front of a timber house frame at a Habitat for Humanity build — Habitat for Humanity build, spring break 2026.

Service

We are known for our service to our college, university and the larger community. Our service projects create a unifying environment for learning and personal growth for our members.