Do Andreessen Horowitz and Index Ventures invest together?

Yes — Andreessen Horowitz and Index Ventures appear together in 29 tracked portfolio companies, including Capitolis, Convex, Cowboy Space Corporation, Cyngn, Decagon.

How do Andreessen Horowitz and Index Ventures compare on check size?

Andreessen Horowitz typically writes checks of $500K – $50M, while Index Ventures writes $540K – $10.8M.

Andreessen Horowitz vs Index Ventures

Two firms that co-invest: side by side on stage, sector, check size, and track record, from public filings and the firms' own sites.

	Andreessen Horowitz	Index Ventures
Type	Venture capital	Venture capital
HQ	Menlo Park	San Francisco
Founded	2009	1996
Check size	$500K – $50M	$540K – $10.8M
Stages	Seed, Series A, Series B, Series C, Growth, Late Stage	Seed, Series A, Series B, Series C, Growth, Late Stage
Sectors	AI & Machine Learning, Biotech, Cloud Computing, Consumer, Crypto & Web3, Data & Infrastructure, Deep Tech, Defense Tech, Enterprise Software, Fintech, Gaming, Healthtech, Sector Agnostic	AI & Machine Learning, Cloud Computing, Construction Tech, Cybersecurity, Developer Tools, Fintech, PropTech, SaaS, Sector Agnostic
AUM	$106.5B	$16.2B
Tracked investments	858	371
Exits (acquired/public)	45	21
Led rounds on record	82	44
Dated deals, last 24 mo	74	27

Shared portfolio · 29

Capitolis Convex Cowboy Space Corporation Cyngn Decagon Figma Hebbia Kindred Kong Mirage Mirelo AI Mistral AI Moment Pave Plaid Revolut Robinhood Roblox Shapeways Starburst Super Evil MegaCorp SuperApp Temporal Thatch Health Wise WizFactualIdeogramLookout

Frequently asked questions

Do Andreessen Horowitz and Index Ventures invest together?: Yes — Andreessen Horowitz and Index Ventures appear together in 29 tracked portfolio companies, including Capitolis, Convex, Cowboy Space Corporation, Cyngn, Decagon.
How do Andreessen Horowitz and Index Ventures compare on check size?: Andreessen Horowitz typically writes checks of $500K – $50M, while Index Ventures writes $540K – $10.8M.