Barrie - Branch 43, founded in 1960 in Angus, grew from a small, friendly group of Polish-Canadian residents into a vibrant community organization. In 1976, the Branch opened its own Alliance Hall, enabling expanded programs and community services. Over the decades, Barrie - Branch 43 adapted to new Polish immigrants, modernized its facilities, and continued fostering cultural heritage, social support, and youth engagement, maintaining a legacy of generosity, cultural preservation, and community involvement.

The Polish Alliance of Canada Branch 10 in Brantford, founded in 1932, has been a central hub for Polish immigrants, helping them adapt to life in Canada while preserving their culture, language, and traditions. From establishing the Copernicus Polish School and hosting music, dance, and theatre ensembles to organizing festivals such as the Harvest Festival and International Village Festival, the Brantfod Branch 10 has fostered community, education, and cultural pride across generations. Through decades of volunteerism, artistic initiatives, and community-building efforts, PAC Branch 10 has become a lasting symbol of Polish heritage and unity in Brantford.