A Distinguished Legacy
Alpha Chapter Heritage
Founded in 1924 at USC, Sigma Phi Delta Alpha Chapter is the founding chapter of the premier international engineering fraternity. Rechartered in 2023 after a brief dormancy, we're now recruiting our Fall 2026 class.
Historic Chapter House
Our house at 817 W 30th Street, built as the Japanese Consulate by J.M. Simpson (architect of Doheny Library), has been our home since 1942.
Engineering Excellence
Our brothers pursue engineering degrees at USC, developing skills and connections that lead to careers at top companies across the industry. Our chapter serves as a hub for professional development and lasting friendships.
Core Values
S Science
Advancing engineering knowledge through academic excellence, research innovation, and technological breakthrough at one of America's top engineering schools.
P Patronage
Living our commitment to brotherhood by being there for each other unconditionally, upholding engineering excellence, and serving our community with integrity.
D Dependability
Creating a brotherhood that feels like your best friends from high school - where we have each other's backs no matter what, celebrate each success together.