Greylock 18

United States

Seed

About Greylock 18

Greylock's 18th fund closed at $1.5B, up 50% from the $1B 2023 vehicle. Backs AI-native companies from incubation through Series A (~15% reserved for later-stage), across infrastructure, cybersecurity, applications, deep tech, consumer and fintech. Ten investing partners is a deliberate cap on portfolio size.

Investment Focus

Location / RegionUnited States

Funding StageSeed

Industry Focus

Ai Ml

Consumer Commerce

Cybersecurity

Deep Tech

Fintech

Investor Signals Profile

active

Sweet Spot

AI-native founder sourced pre-formation, incubation through Series A

AI-native

infrastructure

cybersecurity

deep tech

consumer

fintech

Bullish Signals

$1.5B fund, up 50% from 2023external

Firm says it could have raised a multiple of thatexternal

Baseten Series A now valued at $13Bexternal

Contrarian Signals

Deliberately capped fund size vs megafund peersexternal

Founder Do's

Be sourced pre-formation via partner relationships

Fit incubation through Series A

Build AI-native product

Founder Don'ts

Expect a large partner bench (only 10 investing partners)

Pitch late-stage or growth (only ~15% reserved)

Key GPs & Partners

Saam Motamedi

Partner

AI-security-focusedsources pre-formation

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Fund Overview

Fund Size$1.5B

Saves0

Website

Key People

Saam Motamedi

Saam MotamediPartner

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