Tech Startups in San Francisco

About startups in San Francisco

San Francisco is home to 2353 tech startups indexed on techstartupslist.com. This page lists every active San Francisco company we track, with logos, taglines, and direct links to each company's site — no paywalled middleman. Notable San Francisco startups in the index include Supabase, Linear, PostHog, Retool, and Accord. Each profile surfaces team size, founding year, category, and any open roles their careers page is publicly scrapable for. The San Francisco cohort leans toward AI / ML, Dev Tools, and Healthcare, reflecting how the local startup ecosystem is concentrated. Recurring tags across these companies: Artificial Intelligence, AI, B2B, SaaS, Developer Tools. The directory's filter UI accepts any of them as a query. Y Combinator batches represented in San Francisco: Sp26, S24, W26, and W24, among others. Jump to the per-batch landing pages for batch-specific cohort views. 44 are currently flagged as trending; the listing refreshes whenever the scrape runs so this stays current as San Francisco companies launch, raise, and ship. For roles open at these companies, see /jobs/location/san-francisco — every apply link goes to the company's own site, not an aggregator.