Toronto's AI SaaS demand is driven by financial services, healthcare, natural resources, and the startup ecosystem, each with distinct Canadian market characteristics. Financial services dominates: Canada's Big Five banks (RBC, TD, Scotiabank, BMO, CIBC) are all headquartered in Toronto and collectively spend billions on technology annually. They need AI SaaS for credit risk modeling, fraud detection, AML compliance, customer analytics, and wealth management. OSFI's B-13 guideline on technology and cyber risk management sets expectations for how banks evaluate and monitor third-party AI systems — AI SaaS vendors must demonstrate model governance, explainability, and ongoing monitoring. Insurance companies (Manulife, Sun Life, Intact, Fairfax) need AI for underwriting, claims processing, and actuarial analysis. Wealthsimple and other Canadian fintechs are building AI-native financial products. Healthcare: Ontario alone spends $80 billion annually on healthcare, and the system is under enormous pressure to improve efficiency. ICES (Institute for Clinical Evaluative Sciences) maintains one of the richest health data repositories in the world, creating opportunities for AI-powered clinical analytics, population health management, and health system optimization. PHIPA (Personal Health Information Protection Act) governs health data in Ontario, requiring specific consent and security measures for AI processing of patient data. Natural resources: Toronto is the global capital of mining finance, with the TSX listing more mining companies than any other exchange. Mining companies need AI for geological analysis, operational optimization, and ESG (environmental, social, governance) reporting. The startup ecosystem is prolific: the MaRS Discovery District, Creative Destruction Lab, and Communitech funnel AI startups from research to market, while Canadian venture capital (BDC, OMERS Ventures, Georgian Partners) provides growth funding.