Phi Sigma

Palmam Qui Meruit Ferat

Let he who wins the laurals wear them

Founded 1866 at UW-Platteville — Home of the Philadelphian Society, Inc. & PSA Properties, Inc.

Featured Event

Chicken BBQ

Saturday, April 25, 2026

$25 Admittance. Arrive 11:30 AM – 12:30 PM, Food at 12:30 PM. Menu: Chicken BBQ, Mac & Cheese, Chips and Dip, Veggie Plates, Soda, Water, Beer. Chicken BBQ shirts available! Please RSVP to phisigmasecretary1866@gmail.com

80 S. Elm Street, Platteville, WI

RSVP Now

Upcoming Events

July 11, 2026

Golf Outing

Annual golf outing to support further our house improvements. Join us for a day of fun on the course! Registration details coming soon.

Platteville, WI

October 10, 2026

Homecoming

Annual Homecoming event to reconnect with alumni and celebrate our fraternity's history. More details to follow.

80 S. Elm Street, Platteville, WI

PSA Properties, Inc.

View the chapter house, see the gallery, and learn about our housing organization.

Visit The House →

Philadelphian Society, Inc.

Stay connected with your brothers. Update your contact info and stay in the loop.

Alumni Info →