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978 Seed B2B SaaS Investors (2026)

978 investors that back Seed B2B SaaS startups ($1M-$5M checks), including .406 Ventures Fund, 11 Tribes Ventures, 13books Capital. A focused, high-intent shortlist with theses, recent deals, and contacts. 882 include a verified partner email or LinkedIn so you can reach the right person directly.

978 Firms614 Lead rounds882 With contact

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Frequently asked questions

Which investors back Seed B2B SaaS startups?
This page lists 978 investors matching Seed B2B SaaS, a focused shortlist for founders raising at this stage in this sector.
How do I contact these investors?
Each profile surfaces the firm's partners with LinkedIn and, where available, email. You can reach the right partner directly, or use BrandJet to draft and send your outreach.