Founded in 1919, OSSTF represents almost 60,000 education workers. Your Union works to protect our diverse membership while representing over 140 Bargaining Units.
Locally, OSSTF Limestone District 27 was created in 1998 with the amalgamation of the former Frontenac Board and the Lennox & Addington Board. District 27 stretches from Napanee to Cloyne to Sharbot Lake to Kingston.
OSSTF Limestone District 27 represents over 700 Education Workers. Our members comprise Teachers, Occasional Teachers, PSSP, and Instructors.