Co-investors · VC firm · United States

35 investors have backed two or more of the 55 startups Sigma Partners has backed in rounds we track. Grouped by kind, each ranked by how many of these startups it shares; Globespan Capital Partners shares the most, 4.
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26 investors
5 investors
4 investors
How this map is made. Every investor here has backed two or more of the same startups as Sigma Partners, in rounds we track. Grouped by kind, each ranked by how many startups it shares with Sigma Partners. Rebuilt nightly; updated 15 November 2026.
Find the investors who back startups like yours, with their cheques, rounds and partners, in the app with filters, lists and exports.