Sean Leach is a Partner at Capital One Ventures. He previously spent nearly a decade at Fastly scaling internet infrastructure and content delivery networks.

What Sean can write

Writes checks ofNot reported
Comes in atPre-seed, Seed, Series A, Series BLead preference not reported
Best routeA short note on LinkedInA warm intro from a founder they backed works better.

Career

  1. Fastly
  2. Capital One Ventures · Partner, Investments
    Now

Focus

FintechDataAICybersecurityEnterprise

Also at Capital One Ventures

Partners like Sean

At firms with a similar stage, sector and check size.

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Questions

Who is Sean Leach?

Sean Leach is a Partner at Capital One Ventures. He previously spent nearly a decade at Fastly scaling internet infrastructure and content delivery networks.

How much does Sean Leach invest?

Capital One Ventures has not reported a check size. It invests at pre-seed, seed, series a, series b.

How do I pitch Sean Leach?

A warm intro from a founder Capital One Ventures backed works best. A short LinkedIn note with one line on traction is the next best route.

What did Sean Leach do before Capital One Ventures?

Fastly.

Last updated 2026-10-15. Is this you? Ask for a correction.