# Series B lead investors (2026 list)

> 579 series B lead investors, 91% active in the last 12 months. Led by 500 Global, Sequoia Capital, Andreessen Horowitz. Ranked by what they funded.

Source: https://millionrounds.com/lists/series-b-lead-investors (Millionrounds; every figure on the page links to its filing or article)

[Investor Lists](https://millionrounds.com/lists)

# Series B lead investors

Updated 7 November 2026

Firms we have watched lead a Series B round in the last two years. A lead sets the terms and usually the price, so these are the firms that can anchor a Series B raise.

[See all 579 *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fseries-b-lead-investors)The top 25

**579** investors on the list *+9* this week

**8,504** cheques in 12 months *+8%* against the market

**$33M** median round they joined *+306%* against the market median

**91%** wrote a cheque in 12 months

**100%** have led a round

## The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (25)

- 1 [500 Global](https://millionrounds.com/fund/500-startups) *Deploying now* Angel · United States **2,140** **$3.6M** median round **Oct 2026** last seen
- 2 [Sequoia Capital](https://millionrounds.com/fund/sequoia-capital) *Deploying now* VC firm · United States **2,099** **$35M** median round **Nov 2026** last seen
- 3 [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) *Deploying now* VC firm · United States **1,661** **$27M** median round **Nov 2026** last seen
- 4 [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) *Deploying now* VC firm · United States **1,610** **$34M** median round **Oct 2026** last seen
- 5 [General Catalyst](https://millionrounds.com/fund/general-catalyst) *Deploying now* VC firm · United States **1,387** **$27M** median round **Nov 2026** last seen
- 6 [Accel](https://millionrounds.com/fund/accel) *Deploying now* VC firm · United States **1,341** **$32M** median round **Nov 2026** last seen
- 7 [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) *Deploying now* VC firm · United States **1,341** **$35M** median round **Nov 2026** last seen
- 8 [Bpifrance](https://millionrounds.com/fund/bpifrance) *Deploying now* Government · France **1,151** **$4.5M** median round **Oct 2026** last seen
- 9 [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) *Deploying now* VC firm · United States **1,128** **$26M** median round **Nov 2026** last seen
- 10 [Intel Capital](https://millionrounds.com/fund/intel-capital) *Deploying now* Corporate VC · United States **1,123** **$22M** median round **Oct 2026** last seen
- 11 [Founders Fund](https://millionrounds.com/fund/founders-fund) *Deploying now* VC firm · United States **1,122** **$15M** median round **Oct 2026** last seen
- 12 [Bessemer Venture Partners](https://millionrounds.com/fund/bessemer-venture-partners) *Deploying now* VC firm · United States **1,038** **$30M** median round **Nov 2026** last seen
- 13 [Index Ventures](https://millionrounds.com/fund/index-ventures) *Deploying now* VC firm · United Kingdom **1,027** **$31M** median round **Nov 2026** last seen
- 14 [Google Ventures](https://millionrounds.com/fund/gv) *Deploying now* Corporate VC · United States **884** **$38M** median round **Oct 2026** last seen
- 15 [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) *Deploying now* Government · European Union **875** **$4.3M** median round **Oct 2026** last seen
- 16 [BoxGroup](https://millionrounds.com/fund/boxgroup) *Deploying now* VC firm · United States **773** **$18M** median round **Nov 2026** last seen
- 17 [Tiger Global Management](https://millionrounds.com/fund/tiger-global-management) *Deploying now* VC firm · United States **773** **$47M** median round **Nov 2026** last seen
- 18 [Insight Partners](https://millionrounds.com/fund/insight-venture-partners) *Deploying now* VC firm · United States **765** **$40M** median round **Oct 2026** last seen
- 19 [Redpoint](https://millionrounds.com/fund/redpoint) *Deploying now* VC firm · United States **742** **$32M** median round **Nov 2026** last seen
- 20 [Menlo Ventures](https://millionrounds.com/fund/menlo-ventures) *Deploying now* VC firm · United States **740** **$37M** median round **Oct 2026** last seen
- 21 [Greylock](https://millionrounds.com/fund/greylock-partners) *Deploying now* VC firm · United States **719** **$25M** median round **Oct 2026** last seen
- 22 [Norwest Venture Partners](https://millionrounds.com/fund/norwest) *Deploying now* VC firm · United States **705** **$25M** median round **Oct 2026** last seen
- 23 [Battery Ventures](https://millionrounds.com/fund/battery-ventures) *Deploying now* VC firm · United States **658** **$32M** median round **Nov 2026** last seen
- 24 [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures) *Deploying now* Corporate VC · United States **649** **$26M** median round **Nov 2026** last seen
- 25 [Felicis](https://millionrounds.com/fund/felicis-ventures) *Deploying now* VC firm · United States **640** **$20M** median round **Nov 2026** last seen

**554 more on this list**

All 579 are in the app, with filters for stage, sector and market. A free account shows 10 per search, Pro up to 1,000.

[See the whole list *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fseries-b-lead-investors)

## The Newest Cheques

Rounds this list's investors joined most recently

- **6** Nov **[Physicl](https://millionrounds.com/company/physicl)** Seed · $10M *With* [U.S. Venture Partners](https://millionrounds.com/fund/u-s-venture-partners-usvp)
- **6** Nov **[Humble Robotics](https://millionrounds.com/company/humble-robotics)** Series A · $51M *With* [Energy Impact Partners](https://millionrounds.com/fund/energy-impact-partners)
- **6** Nov **[Ocient](https://millionrounds.com/company/ocient)** Series C · $100M *With* [In-Q-Tel](https://millionrounds.com/fund/iqt)
- **6** Nov **[Thinking Machines Lab](https://millionrounds.com/company/thinking-machines-lab)** Other · $5B *Led by* [Accel](https://millionrounds.com/fund/accel)
- **6** Nov **[Harbinger](https://millionrounds.com/company/harbinger)** Series D+ · $240M *Led by* [Tiger Global Management](https://millionrounds.com/fund/tiger-global-management)
- **5** Nov **[T-Therapeutics](https://millionrounds.com/company/t-therapeutics)** Series B · $133M *Led by* [British Business Bank](https://millionrounds.com/fund/national-security-strategic-investment-fund)

## Stages This Year

4,518 rounds

- Series A **19%**
- Seed **16%**
- Venture **16%**
- Series B **13%**
- Other **8%**
- Other **27%**

## What They Backed

Sectors, last 12 months

- AI **1,825**
- Biotech **414**
- Fintech **353**
- Healthcare **323**
- Big Data & Analytics **250**
- Energy **198**

## Cheques by Quarter

Led Joined

1,905 Q1 25

1,992 Q2 25

2,211 Q3 25

2,474 Q4 25

2,516 Q1 26

2,261 Q2 26

2,012 Q3 26

757 Q4 26

The last bar is the quarter still running.

## Lists Like This

- [AI lead investors 1,723](https://millionrounds.com/lists/ai-lead-investors)
- [Lead investors in United States 1,370](https://millionrounds.com/lists/lead-investors-in-united-states)
- [Seed lead investors 1,091](https://millionrounds.com/lists/seed-lead-investors)
- [Series A lead investors 920](https://millionrounds.com/lists/series-a-lead-investors)
- [Fintech lead investors 763](https://millionrounds.com/lists/fintech-lead-investors)
- [Growth lead investors 555](https://millionrounds.com/lists/growth-lead-investors)
- [Robotics lead investors 397](https://millionrounds.com/lists/robotics-lead-investors)
- [Pre-seed lead investors 396](https://millionrounds.com/lists/pre-seed-lead-investors)
- [Big Data & Analytics lead investors 354](https://millionrounds.com/lists/big-data-lead-investors)

[All investor lists *→*](https://millionrounds.com/lists)

## Quick answers about series B lead investors

### Who are the most active series B lead investors?

By cheques observed, the most active are 500 Global, Sequoia Capital, Andreessen Horowitz, New Enterprise Associates and General Catalyst.

### How many series B lead investors are there?

579 are on record. 91% made an investment in the last 12 months and 100% have led a round.

### Which stages do series B lead investors back?

Of the rounds with a named stage in the last 12 months, mostly Series A (27%) and Seed (22%).

### How big are the rounds series B lead investors join?

The typical (median) round among the leading investors here is $27M.

### Which sectors do series B lead investors back most?

In the last 12 months, mostly AI, Biotech and Fintech.

### Which series B lead investors lead the most rounds?

Andreessen Horowitz (114 led), Accel (103 led) and General Catalyst (97 led).

### Where are series B lead investors based?

Most of the leading investors here are based in the United States (22 of the top 25); the rest in France and the United Kingdom.

### What have series B lead investors invested in recently?

Recent rounds include Physicl (Seed, Nov 2026, with U.S. Venture Partners), Humble Robotics (Series A, Nov 2026, with Energy Impact Partners) and Ocient (Series C, Nov 2026, with In-Q-Tel).

Built from the rounds we watched, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections)