What does Marc Andreessen invest in?
Marc Andreessen invests most often at Seed and Series A (77% of the rounds on record).
United States · Investor
Last cheque observed Feb 2026; 39 cheques on record.
Deploying nowAngel
1 cheques in the last 12 months
Mostly Seed and Series A: 77% of its rounds
20 exits from the portfolio
Every round we can evidence, newest first39 appearances
1 round
3 rounds
3 rounds
1 round
1 round
7 rounds
7 rounds
9 rounds
2 rounds
2 rounds
1 round
2 rounds
An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.
Funds they back
Every fund on record that it has committed money to, and the managers who invest it.Source: fund news.
Managers it backs most
Most recent commitments
Companies it backed that were later bought or listed20 in all
An exit counts when it came after the firm's first round in the company. From historical deal records.
The investors most often in the same rounds as Marc Andreessen. A count of rooms they were both in, not a relationship either has claimed.
The latest companies Marc Andreessen put money into.
One book written by people at Marc Andreessen: Marc Andreessen.

The pmarca Blog Archives
Marc Andreessen · 2015
4.54 from 195 ratings on Goodreads
The Pmarca Blog Archive Is Back… as an Ebook Somewhere along the way Marc Andreessen went from being pmarca to @pmarca. He took down his popular blog, and years later took up tweetstorming. But by popular request, you can now also download many of his older blog posts, The…
Find the books for what you are building, or how you invest.
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6 episodes naming Marc Andreessen in the title, and 4 more that mention it.

The Frontier Ideas a16z Wants to Fund | Marc Andreessen, Ben Horowitz & Chris Dixon

Marc Andreessen and Chris Dixon: What’s at Stake in Crypto Regulation
MentionsChris DixonMarc Andreessen

Beyond P(doom): Marc Andreessen - Betting on America
MentionsMarc Andreessen

Marc Andreessen on AI, Technology, and the Future of Humanity
MentionsMarc Andreessen

The New Rules of Media | Marc Andreessen & Ben Horowitz
MentionsBen HorowitzMarc Andreessen

Inside Marc Andreessen & Ben Horowitz's Multi-Family Office (Part II)

Why Physical AI Is the Next Frontier | Applied Intuition

Replay 2025: David Sacks on AI, Crypto, and America's Technology Future

Adam Neumann: This Is How You Build Iconic Companies

Rick Rubin on AI, Creativity, and The Way of Code
Marc Andreessen invests most often at Seed and Series A (77% of the rounds on record).
39 investments on record, 1 of them in the last 12 months. The most recent was in Feb 2026.
Its most recent investments on record: Electric Twin (Seed, Feb 2026).
The median round it joins is $10M.
Rarely, if at all: none of its 39 investments on record names it as the lead.
Most of the companies it backs are in the United States (89%).
Yes: it is actively investing, with 1 investments in the last 12 months.
Most often Ben Horowitz (9 rounds together), Ron Conway (9 rounds together) and SV Angel (7 rounds together).
Find the investors who back rounds like yours, and keep every conversation on one fundraising board.
Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it