The Société d'histoire et de généalogie de l'Île Jésus (SHGIJ) has a clear mission focused on preservation. Their mandate is to preserve and share Laval's heritage. They work to trace and promote the history of Île Jésus. The organization also helps people with historical and genealogical research. Their goal is to ensure future generations can understand their past. They believe preserving heritage is essential for connecting generations.

The geographic focus of SHGIJ is primarily Laval, Quebec, specifically Île Jésus. They operate from their location at 4290 Boulevard Samson in Laval. The society concentrates on local history and heritage within this region. Their work documents the history of Île Jésus, Laval, and broader Quebec history. They serve the Laval community through various local initiatives and events.

Program highlights include a documentation center accessible by appointment. The society organizes exhibitions, conferences, guided tours, and workshops. They've published several works on Île Jésus and Laval history. In 2024, they're highlighting religious heritage through special activities. The society previously saved the Maison André-Benjamin-Papineau in 1974. They've also restored 28 roadside crosses during three campaigns. The organization offers courses on history and genealogy. They maintain collections of reference books, maps, and historical photos.