About Theta Tau

Theta Tau is the oldest, largest, and foremost Fraternity for Engineers. Since its founding at the University of Minnesota in 1904, over 40,000 brothers have been initiated over the years. With emphasis on quality and a strong fraternal bond, the Fraternity has chapters only at ABET (American Board for Engineering & Technology) accredited schools.


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.

Core Values

From recruitment, through pledging, to lifelong brotherhood, our members are:

  • Honest & Ethical
  • Dependable & Trustworthy
  • Respectful of Ourselves and Each Other
  • Generous of Time, Talent, & Treasure for Each Other, Theta Tau, and our Community
  • Proud that we are the oldest, largest, and foremost Fraternity for Engineers

Our Goals

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.

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.

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.

Open Motto

“Whatsoever thy hand findeth to do, do it with thy might;…”

– Ecclesiastes 9:10

Important Symbols

Hammer and Tongs, Gear, Jacqueminot (Dark Red Rose), Dark Red Garnet

Guiding Principles

  • Culture of brotherhood, lifelong relationships, and connection
  • Mutual respect and professionalism
  • Balance of social, service, and professional activities
  • Diversity of engineering disciplines and demographics

Engineering Leaders For Service, Profession, and Brotherhood