I need information or referrals to services about income assistance and financial benefits for seniors

Old Age Security is the primary government assistance available for seniors. You can find more information about it here, https://www.canada.ca/en/services/benefits/publicpensions/cpp/old-age-security.html

The Guaranteed Income Supplement provides additional support for low income seniors. You can find more information about it here, https://www.canada.ca/en/services/benefits/publicpensions/cpp/old-age-security/guaranteed-income-supplement.html