# Ben Horowitz: portfolio, investments and team

> Ben Horowitz is a vc firm. 11 investments on record, 1 in the last 12 months, latest Oct 2026. Portfolio, stages, co-investors and team.

Source: https://millionrounds.com/fund/ben-horowitz (Millionrounds; every figure on the page links to its filing or article)

[Investor](https://millionrounds.com/investors)

# Ben Horowitz

Last cheque observed Oct 2026; 11 cheques on record.

Deploying now VC firm

Seed Series B Series A

Deploying now

**100%** of best year **1** **cheques in 12 months**, 11 on record

Since the last cheque **19** days **00** hrs **00** min **00** sec

Median round **$3.0M** Rounds led **0 of 11** Exits **4 from the portfolio** Mostly in **United States, 91%**

Pitch Ben Horowitz

## Ben Horowitz highlights

- 01 1 cheques in the last 12 months
- 02 Mostly Seed and Series B: 89% of its rounds
- 03 4 exits from the portfolio

## What they do

- **Type:** VC firm (from a list, unverified)
- **Cheque size:** Not stated
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **11 appearances**

- **2026** 1 round
- **Oct** **[Echelon](https://millionrounds.com/company/echelon)** SA · Wamda **Undisclosed** With 3 others
- **2013** 1 round
- **Jun** **[Muzy](https://millionrounds.com/company/muzy)** Seed · US · techcrunch.com **$4.4M** With 4 others
- **2010** 1 round
- **Sept** **[Nicira Networks](https://millionrounds.com/company/nicira-networks)** Series B · US · sec.gov **$11M** With 1 other
- **2009** 4 rounds
- **Sept** **[Fluther](https://millionrounds.com/company/fluther)** Seed · US · techcrunch.com **$600K** With 6 others
- **Apr** **[ExtraHop Networks](https://millionrounds.com/company/extrahop-networks)** Series A · US · techcrunch.com **$5.1M** With 2 others
- **Apr** **[Asana](https://millionrounds.com/company/asana)** Seed · US · privco.com **$1.2M** With 13 others
- **Apr** **[GoodData](https://millionrounds.com/company/gooddata)** Seed · US · techcrunch.com **$2.5M** With 4 others
- **2008** 3 rounds
- **Dec** **[Wealthfront](https://millionrounds.com/company/wealthfront)** Seed · US · techcrunch.com **$3.0M** With 7 others
- **Oct** **[Metaplace](https://millionrounds.com/company/metaplace)** Series B · US · techcrunch.com **$6.7M** With 3 others
- **Aug** **[Qik](https://millionrounds.com/company/qik)** US **Undisclosed** With 1 other
- **2007** 1 round
- **Dec** **[AppNexus](https://millionrounds.com/company/appnexus)** Seed · US **$2.5M** With 6 others

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.

## Exits from the portfolio

Companies it backed that were later bought or listed **4 in all**

**[Nicira Networks](https://millionrounds.com/company/nicira-networks)** Bought by [VMware](https://millionrounds.com/fund/vmware) **$1.3B** Jul 2012

**[Qik](https://millionrounds.com/company/qik)** Bought by [Skype](https://millionrounds.com/fund/skype) **$150M** Jan 2011

**[Fluther](https://millionrounds.com/company/fluther)** Bought by [Twitter](https://millionrounds.com/fund/twitter) **Undisclosed** Dec 2010

**[Metaplace](https://millionrounds.com/company/metaplace)** Bought by [Playdom](https://millionrounds.com/fund/playdom) **Undisclosed** Jul 2010

An exit counts when it came after the firm's first round in the company. From historical deal records.

## The cheque

Seed Series B Series A

Median round joined **$3.0M** the round, not its cheque

Led 0 of 11 rounds **0%**

- **Sole investor:** Never alone
- **Last cheque:** Oct 2026
- **Exits:** 4 from the portfolio

Rounds by stage said on their site

- Seed *6*
- Series B *2*
- Series A *1*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [Marc Andreessen](https://millionrounds.com/fund/marc-andreessen) 9
- [Ron Conway](https://millionrounds.com/fund/ron-conway) 3
- [SV Angel](https://millionrounds.com/fund/sv-angel) 3
- [Benchmark](https://millionrounds.com/fund/benchmark) 2

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## Who they invest alongside

The investors most often in the same rounds as Ben Horowitz. A count of rooms they were both in, not a relationship either has claimed.

[**Marc Andreessen** Angel **9** rounds together](https://millionrounds.com/fund/marc-andreessen)[**Ron Conway** Angel **3** rounds together](https://millionrounds.com/fund/ron-conway)[**SV Angel** VC firm **3** rounds together](https://millionrounds.com/fund/sv-angel)[**Benchmark** VC firm **2** rounds together](https://millionrounds.com/fund/benchmark)

## Recently backed

The latest companies Ben Horowitz put money into.

[**Echelon** Oct 2026](https://millionrounds.com/company/echelon)

## Books by the people here

3 books written by people at Ben Horowitz: [Ben Horowitz](https://millionrounds.com/person/ben-horowitz).

- The Hard Thing About Hard Things: Building a Business When There Are No Easy Answers―Straight Talk on the Challenges of Entrepreneurship [Ben Horowitz](https://millionrounds.com/person/ben-horowitz) · 2014 4.19 from 114,702 ratings on Goodreads About the book A lot of people talk about how great it is to start a business, but only Ben Horowitz is brutally honest about how hard it is to run one. In The Hard Thing About Hard Things, Ben Horowitz, cofounder of Andreessen Horowitz and one of Silicon Valley's most respected and… On AmazonListen on Audible
- What You Do Is Who You Are: How to Create Your Business Culture [Ben Horowitz](https://millionrounds.com/person/ben-horowitz) · 2019 4.00 from 8,251 ratings on Goodreads About the book Ben Horowitz, a leading venture capitalist, modern management expert, and New York Times bestselling author, combines lessons both from history and from modern organizational practice with practical and often surprising advice to help executives build cultures that can weather… On AmazonListen on Audible
- Good Product Manager/Bad Product Manager [Ben Horowitz](https://millionrounds.com/person/ben-horowitz) · 2007 4.31 from 103 ratings on Goodreads About the book This document focuses specifically on product management in the context of a "divlet" [small division] in AOL. Related key assumptions are that there is a corresponding "business owner" in each of the brands, and that the "products" are generally online services intended for… On AmazonListen on Audible
- Find the books for what you are building, or how you invest. [Open the Reading List](https://millionrounds.com/reading-list)

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## On podcasts

6 episodes naming Ben Horowitz in the title, and 4 more that mention it.

- [The a16z Show](https://millionrounds.com/podcasts/a16z) 24 Oct 2026 · 42 min What It Takes to Win as a Founder | Ben Horowitz Mentions [Ben Horowitz](https://millionrounds.com/fund/ben-horowitz)[Andrew Chen](https://millionrounds.com/fund/andrew-chen) Apple PodcastsShow page
- [The a16z Show](https://millionrounds.com/podcasts/a16z) 22 Oct 2026 · 1h 1m The Frontier Ideas a16z Wants to Fund | Marc Andreessen, Ben Horowitz & Chris Dixon Mentions [Ben Horowitz](https://millionrounds.com/fund/ben-horowitz)[Chris Dixon](https://millionrounds.com/fund/chris-dixon)[Marc Andreessen](https://millionrounds.com/fund/marc-andreessen) Apple PodcastsShow page
- [The a16z Show](https://millionrounds.com/podcasts/a16z) 10 Oct 2026 · 52 min What Makes a Great Entrepreneur? | Ben Horowitz on Vintage x Vintage Mentions [Ben Horowitz](https://millionrounds.com/fund/ben-horowitz) Apple PodcastsShow page
- [The a16z Show](https://millionrounds.com/podcasts/a16z) 22 Sept 2026 · 43 min Why a16z is Building a New School for the AI Era | Ben Horowitz Mentions [Ben Horowitz](https://millionrounds.com/fund/ben-horowitz) Apple PodcastsShow page
- [The a16z Show](https://millionrounds.com/podcasts/a16z) 20 Sept 2026 · 57 min Nas, Grandmaster Caz, Steve Stoute & Ben Horowitz on Paying Hip-Hop’s Pioneers Their Due With [Steve Stoute](https://millionrounds.com/person/mr-steve-stoute) Mentions [Ben Horowitz](https://millionrounds.com/fund/ben-horowitz) Apple PodcastsShow page
- [The a16z Show](https://millionrounds.com/podcasts/a16z) 9 Sept 2026 · 40 min Who Grades the AI Models? | Ben Horowitz & Rayan Krishnan Mentions [Ben Horowitz](https://millionrounds.com/fund/ben-horowitz)[Erik Torenberg](https://millionrounds.com/person/erik-torenberg) Apple PodcastsShow page

### Mentioned in

- [The a16z Show](https://millionrounds.com/podcasts/a16z) 23 Oct 2026 · 1h 1m Amazon CEO Andy Jassy on the $220 Billion AI Buildout Apple PodcastsShow page
- [All-In](https://millionrounds.com/podcasts/all-in) 17 Oct 2026 · 1h 34m CoreWeave Crash, AI Trade Cracks, Anthropic IPO Red Flags, Bill Gates Doomer Apple PodcastsShow page
- [The a16z Show](https://millionrounds.com/podcasts/a16z) 28 Sept 2026 · 43 min AI Can Write Code. Why Isn’t Software Better? Apple PodcastsShow page
- [The a16z Show](https://millionrounds.com/podcasts/a16z) 14 Sept 2026 · 51 min Greg Brockman on Why OpenAI Says We’re Entering the AGI Era Apple PodcastsShow page

## Quick answers about Ben Horowitz

### What does Ben Horowitz invest in?

Ben Horowitz invests most often at Seed and Series B (89% of the rounds on record).

### How active is Ben Horowitz?

11 investments on record, 1 of them in the last 12 months. The most recent was in Oct 2026.

### What has Ben Horowitz invested in recently?

Its most recent investments on record: Echelon (Undisclosed round, Oct 2026).

### How big are Ben Horowitz's cheques?

The median round it joins is $3.0M.

### Does Ben Horowitz lead rounds?

Rarely, if at all: none of its 11 investments on record names it as the lead.

### Where does Ben Horowitz invest?

Most of the companies it backs are in the United States (91%) and Saudi Arabia (9%).

### Is Ben Horowitz investing now?

Yes: it is actively investing, with 1 investments in the last 12 months.

### Who does Ben Horowitz invest alongside?

Most often Marc Andreessen (9 rounds together), Ron Conway (3 rounds together) and SV Angel (3 rounds together).

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Built from the rounds we watched, its filings and its own website, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections?slug=ben-horowitz) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=ben-horowitz)