# Series B defence Tech investors (2026 list)

> 188 series B defence Tech investors, 93% active in the last 12 months. Led by Techstars, Sequoia Capital, National Science Foundation.

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

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

# Series B defence Tech investors

Updated 7 November 2026

Firms we have watched take part in a Series B round raised by a defence Tech company in the last two years. Both the stage and the sector are what they did, not what their website says.

[See all 188 *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fseries-b-defensetech-investors)The top 25

**188** investors on the list *+3* this week

**4,964** cheques in 12 months *+1%* against the market

**$35M** median round they joined *+334%* against the market median

**93%** wrote a cheque in 12 months

**59%** have led a round

## The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (25)

- 1 [Techstars](https://millionrounds.com/fund/techstars) *Deploying now* VC firm · United States **2,989** **$1.2M** median round **Nov 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 [National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) *Deploying now* Government · United States **1,869** **$926K** median round **Sept 2026** last seen
- 4 [Andreessen Horowitz](https://millionrounds.com/fund/andreessen-horowitz) *Deploying now* VC firm · United States **1,661** **$27M** median round **Nov 2026** last seen
- 5 [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
- 6 [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) *Deploying now* VC firm · United States **1,598** **$12M** median round **Nov 2026** last seen
- 7 [General Catalyst](https://millionrounds.com/fund/general-catalyst) *Deploying now* VC firm · United States **1,387** **$27M** median round **Nov 2026** last seen
- 8 [SV Angel](https://millionrounds.com/fund/sv-angel) *Deploying now* VC firm · United States **1,349** **$18M** median round **Oct 2026** last seen
- 9 [Accel](https://millionrounds.com/fund/accel) *Deploying now* VC firm · United States **1,341** **$32M** median round **Nov 2026** last seen
- 10 [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
- 11 [Khosla Ventures](https://millionrounds.com/fund/khosla-ventures) *Deploying now* VC firm · United States **1,128** **$26M** median round **Nov 2026** last seen
- 12 [Intel Capital](https://millionrounds.com/fund/intel-capital) *Deploying now* Corporate VC · United States **1,123** **$22M** median round **Oct 2026** last seen
- 13 [Founders Fund](https://millionrounds.com/fund/founders-fund) *Deploying now* VC firm · United States **1,122** **$15M** median round **Oct 2026** last seen
- 14 [Gaingels](https://millionrounds.com/fund/gaingels) *Deploying now* Private equity · United States **1,010** **$8M** median round **Oct 2026** last seen
- 15 [First Round Capital](https://millionrounds.com/fund/first-round-capital) *Deploying now* VC firm · United States **807** **$18M** 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 [Battery Ventures](https://millionrounds.com/fund/battery-ventures) *Deploying now* VC firm · United States **658** **$32M** median round **Nov 2026** last seen
- 18 [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures) *Deploying now* Corporate VC · United States **649** **$26M** median round **Nov 2026** last seen
- 19 [Felicis](https://millionrounds.com/fund/felicis-ventures) *Deploying now* VC firm · United States **640** **$20M** median round **Nov 2026** last seen
- 20 [8VC](https://millionrounds.com/fund/8vc) *Deploying now* VC firm · United States **497** **$23M** median round **Oct 2026** last seen
- 21 [B Capital](https://millionrounds.com/fund/b-capital) *Deploying now* VC firm · United States **495** **$14M** median round **Oct 2026** last seen
- 22 [Lux Capital](https://millionrounds.com/fund/lux-capital) *Deploying now* VC firm · United States **445** **$30M** median round **Nov 2026** last seen
- 23 [DCVC](https://millionrounds.com/fund/data-collective) *Deploying now* VC firm · United States **431** **$29M** median round **Nov 2026** last seen
- 24 [Lerer Hippeau](https://millionrounds.com/fund/lerer-hippeau) *Deploying now* VC firm · United States **419** **$9.7M** median round **Nov 2026** last seen
- 25 [Draper Associates](https://millionrounds.com/fund/draper-associates) *Deploying now* VC firm · United States **370** **$6M** median round **Nov 2026** last seen

**163 more on this list**

All 188 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-defensetech-investors)

## The Newest Cheques

Rounds this list's investors joined most recently

- **6** Nov **[Ocient](https://millionrounds.com/company/ocient)** Series C · $100M *Led by* [Boka Capital](https://millionrounds.com/fund/boka-capital)
- **6** Nov **[Thinking Machines Lab](https://millionrounds.com/company/thinking-machines-lab)** Other · $5B *Led by* [Accel](https://millionrounds.com/fund/accel)
- **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)
- **5** Nov **[firmly](https://millionrounds.com/company/firmly)** Series A · $15M *With* [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund)
- **5** Nov **[Circularity Fuels](https://millionrounds.com/company/circularity-fuels)** Seed · $7M *Led by* [DCVC](https://millionrounds.com/fund/data-collective)
- **5** Nov **[Mindmax](https://millionrounds.com/company/mindmax)** Seed · $3.3M *With* [Lerer Hippeau](https://millionrounds.com/fund/lerer-hippeau)

## Stages This Year

3,109 rounds

- Series A **20%**
- Venture **17%**
- Seed **17%**
- Series B **11%**
- Series C **6%**
- Other **27%**

## What They Backed

Sectors, last 12 months

- AI **1,359**
- Fintech **201**
- Biotech **200**
- Healthcare **192**
- Big Data & Analytics **179**
- Aerospace & Space **155**

## Cheques by Quarter

Led Joined

1,208 Q1 25

1,299 Q2 25

1,393 Q3 25

1,472 Q4 25

1,507 Q1 26

1,361 Q2 26

1,194 Q3 26

342 Q4 26

The last bar is the quarter still running.

## Lists Like This

- [Seed AI investors 2,922](https://millionrounds.com/lists/seed-ai-investors)
- [Series A AI investors 2,490](https://millionrounds.com/lists/series-a-ai-investors)
- [Series B AI investors 1,557](https://millionrounds.com/lists/series-b-ai-investors)
- [Pre-seed AI investors 1,286](https://millionrounds.com/lists/pre-seed-ai-investors)
- [Growth AI investors 1,186](https://millionrounds.com/lists/growth-ai-investors)
- [Series A fintech investors 950](https://millionrounds.com/lists/series-a-fintech-investors)
- [Series C AI investors 930](https://millionrounds.com/lists/series-c-ai-investors)
- [Seed fintech investors 925](https://millionrounds.com/lists/seed-fintech-investors)
- [Series A biotech investors 650](https://millionrounds.com/lists/series-a-biotech-investors)

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

## Reading for founders in government and defence

- Chip War: The Fight for the World's Most Critical Technology Chris Miller · 2022 4.38 from 46,826 ratings on Goodreads Government and defence Company building About the book An epic account of the decades-long battle to control what has emerged as the world's most critical resource, microchip technology, with the United States and China increasingly in conflict. You may be surprised to learn that microchips are the new oil, the scarce resource on… On AmazonListen on Audible
- The Hour of the Predator Giuliano da Empoli · 2025 3.94 from 5,140 ratings on Goodreads Government and defence About the book A chilling assessment of international politics in our time, from an internationally bestselling author whose work has sparked controversy and debate across the worldBlending the author’s personal insight with startling historical comparisons to the days of Machiavelli and the… On AmazonListen on Audible
- Written Out of History: The Forgotten Founders Who Fought Big Government Mike Lee · 2017 4.05 from 728 ratings on Goodreads Government and defence Company building About the book Senator Mike Lee tells the story of the Founders whose warnings about the dangers of an all-powerful federal government helped shape our Constitution--but are being ignored today. Today, most Americans are familiar only with the "big names" associated with the Founding -… On AmazonListen on Audible
- Unit X: How the Pentagon and Silicon Valley Are Transforming the Future of War Raj M. Shah · 2024 3.82 from 1,608 ratings on Goodreads Government and defence Company building Innovation About the book Shortlisted for the 2024 Financial Times Business Book of the Year “An exceedingly important book!”, General David Petraeus, US Army (Ret.), former Director of the CIA “Essential reading for understanding how technology will change the future of warfare.”, Chris Miller, New York… On AmazonListen on Audible

More books for founders and investors on the [Reading List](https://millionrounds.com/reading-list?role=founder&industry=government&stage=scaling).

As an Amazon Associate we earn from qualifying purchases.

## Quick answers about series B defence Tech investors

### Who are the most active series B defence Tech investors?

By cheques observed, the most active are Techstars, Sequoia Capital, National Science Foundation, Andreessen Horowitz and New Enterprise Associates.

### How many series B defence Tech investors are there?

188 are on record. 93% made an investment in the last 12 months and 59% have led a round.

### Which stages do series B defence Tech investors back?

Of the rounds with a named stage in the last 12 months, mostly Series A (28%) and Seed (23%).

### How big are the rounds series B defence Tech investors join?

The typical (median) round among the leading investors here is $22M.

### Which sectors do series B defence Tech investors back most?

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

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

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

### Where are series B defence Tech investors based?

Most of the leading investors here are based in the United States (25 of the top 25).

### What have series B defence Tech investors invested in recently?

Recent rounds include Ocient (Series C, Nov 2026, with Boka Capital), Thinking Machines Lab (Other, Nov 2026, with Accel) and T-Therapeutics (Series B, Nov 2026, with British Business Bank).

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