# Series B telecoms investors (2026 list)

> 96 series B telecoms investors, 98% active in the last 12 months. Led by Y Combinator, Techstars, Andreessen Horowitz. Ranked by what they funded.

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

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

# Series B telecoms investors

Updated 7 November 2026

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

[See all 96 *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fseries-b-telecom-investors)The top 25

**96** investors on the list No change this week

**4,168** cheques in 12 months *-8%* against the market

**$19M** median round they joined *+134%* against the market median

**98%** wrote a cheque in 12 months

**70%** have led a round

## The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (25)

- 1 [Y Combinator](https://millionrounds.com/fund/y-combinator) *Deploying now* Accelerator · United States **6,412** **$3M** median round **Oct 2026** last seen
- 2 [Techstars](https://millionrounds.com/fund/techstars) *Deploying now* VC firm · United States **2,989** **$1.2M** 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 [General Catalyst](https://millionrounds.com/fund/general-catalyst) *Deploying now* VC firm · United States **1,387** **$27M** median round **Nov 2026** last seen
- 5 [Accel](https://millionrounds.com/fund/accel) *Deploying now* VC firm · United States **1,341** **$32M** median round **Nov 2026** last seen
- 6 [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
- 7 [Intel Capital](https://millionrounds.com/fund/intel-capital) *Deploying now* Corporate VC · United States **1,123** **$22M** median round **Oct 2026** last seen
- 8 [Founders Fund](https://millionrounds.com/fund/founders-fund) *Deploying now* VC firm · United States **1,122** **$15M** median round **Oct 2026** last seen
- 9 [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) *Deploying now* Government · European Union **875** **$4.3M** median round **Oct 2026** last seen
- 10 [BoxGroup](https://millionrounds.com/fund/boxgroup) *Deploying now* VC firm · United States **773** **$18M** median round **Nov 2026** last seen
- 11 [Redpoint](https://millionrounds.com/fund/redpoint) *Deploying now* VC firm · United States **742** **$32M** median round **Nov 2026** last seen
- 12 [Battery Ventures](https://millionrounds.com/fund/battery-ventures) *Deploying now* VC firm · United States **658** **$32M** median round **Nov 2026** last seen
- 13 [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures) *Deploying now* Corporate VC · United States **649** **$26M** median round **Nov 2026** last seen
- 14 [Liquid 2 Ventures](https://millionrounds.com/fund/liquid-2-ventures) *Deploying now* VC firm · United States **636** **$7M** median round **Oct 2026** last seen
- 15 [Canaan](https://millionrounds.com/fund/canaan-partners) *Deploying now* VC firm · United States **610** **$20M** median round **Oct 2026** last seen
- 16 [Korea Tech Incubator Program For Startup](https://millionrounds.com/fund/tips-program) *Deploying now* Government · South Korea **597** **$2.1M** median round **Sept 2026** last seen
- 17 [Flybridge](https://millionrounds.com/fund/flybridge) *Deploying now* VC firm · United States **534** **$5M** median round **Sept 2026** last seen
- 18 [Founder Collective](https://millionrounds.com/fund/founder-collective) *Deploying now* VC firm · United States **502** **$8M** median round **Sept 2026** last seen
- 19 [Coinbase Ventures](https://millionrounds.com/fund/coinbase) *Deploying now* Corporate VC · United States **465** **$9.8M** median round **Nov 2026** last seen
- 20 [Madrona Venture Group](https://millionrounds.com/fund/madrona) *Deploying now* VC firm · United States **435** **$14M** median round **Nov 2026** last seen
- 21 [Union Square Ventures](https://millionrounds.com/fund/union-square-ventures) *Deploying now* VC firm · United States **407** **$17M** median round **Nov 2026** last seen
- 22 [Kleiner Perkins](https://millionrounds.com/fund/kleiner-perkins) *Deploying now* VC firm · United States **398** **$40M** median round **Nov 2026** last seen
- 23 [Neo](https://millionrounds.com/fund/neo) *Deploying now* Accelerator · United States **364** **$5.5M** median round **Nov 2026** last seen
- 24 [Speedinvest](https://millionrounds.com/fund/speedinvest) *Deploying now* VC firm · Austria **345** **$6.7M** median round **Nov 2026** last seen
- 25 [Inovia Capital](https://millionrounds.com/fund/inovia-capital) *Deploying now* VC firm · Canada **328** **$11M** median round **Nov 2026** last seen

**71 more on this list**

All 96 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-telecom-investors)

## The Newest Cheques

Rounds this list's investors joined most recently

- **6** Nov **[Physicl](https://millionrounds.com/company/physicl)** Seed · $10M *Led by* [Inovia Capital](https://millionrounds.com/fund/inovia-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 **[Soter Insure](https://millionrounds.com/company/soter-insure)** Series B *With* [Coinbase Ventures](https://millionrounds.com/fund/coinbase)
- **5** Nov **[firmly](https://millionrounds.com/company/firmly)** Series A · $15M *With* [Samsung Next](https://millionrounds.com/fund/samsung-next)
- **5** Nov **[Alethio Therapeutics](https://millionrounds.com/company/alethio-therapeutics)** Series A · $90M *With* [Oxford Science Enterprises](https://millionrounds.com/fund/oxford-science-enterprises)

## Stages This Year

3,212 rounds

- Venture **21%**
- Series A **17%**
- Seed **17%**
- Pre-seed **11%**
- Series B **9%**
- Other **24%**

## What They Backed

Sectors, last 12 months

- AI **1,519**
- Fintech **224**
- Big Data & Analytics **183**
- Healthcare **178**
- Biotech **154**
- Financial Services **123**

## Cheques by Quarter

Led Joined

1,181 Q1 25

1,155 Q2 25

1,290 Q3 25

1,309 Q4 25

1,294 Q1 26

1,190 Q2 26

889 Q3 26

265 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 at Series B and scaling

- Blitzscaling: The Lightning-Fast Path to Building Massively Valuable Companies Reid Hoffman · 2018 3.95 from 7,118 ratings on Goodreads Scaling and operations Leading and managing Moats and competition About the book Foreword by Bill Gates LinkedIn cofounder, legendary investor, and host of the award-winning Masters of Scale podcast reveals the secret to starting and scaling massively valuable companies. What entrepreneur or founder doesn’t aspire to build the next Amazon, Facebook, or… On AmazonListen on Audible
- One Page Talent Management: Eliminating Complexity, Adding Value Marc Effron · 2010 4.00 from 311 ratings on Goodreads Leading and managing Hiring and culture Scaling and operations About the book A Revolutionary Approach to Talent Management You know that winning in today’s marketplace requires top quality talent. You also know what it takes to build that talent, and you spend significant financial and human resources to make it happen. Yet somehow, your company’s… On AmazonListen on Audible
- The Culture Code: The Secrets of Highly Successful Groups Daniel Coyle · 2017 4.24 from 37,412 ratings on Goodreads Hiring and culture Leading and managing About the book What do Pixar, Google and the San Antonio Spurs basketball team have in common?The answer is that they all owe their extraordinary success to their team-building skills. In The Culture Code, Daniel Coyle goes inside some of the most effective organisations in the world and… On AmazonListen on Audible
- Scaling Up: How a Few Companies Make It...and Why the Rest Don't Verne Harnish · 2014 4.16 from 6,229 ratings on Goodreads Scaling and operations Leading and managing About the book Winner of the 2015 International Book Awards for General Business Winner of the 2015 National Indie Excellence Award for General Business Winner of the 2015 Readers' Favorite International Book Award Gold Medal for Non-Fiction Business Winner of the 2015 Paris Book… On AmazonListen on Audible

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

As an Amazon Associate we earn from qualifying purchases.

## Quick answers about series B telecoms investors

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

By cheques observed, the most active are Y Combinator, Techstars, Andreessen Horowitz, General Catalyst and Accel.

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

96 are on record. 98% made an investment in the last 12 months and 70% have led a round.

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

Of the rounds with a named stage in the last 12 months, mostly Series A (24%) and Seed (24%).

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

The typical (median) round among the leading investors here is $15M.

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

In the last 12 months, mostly AI, Fintech and Big Data & Analytics.

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

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

### Where are series B telecoms investors based?

Most of the leading investors here are based in the United States (21 of the top 25); the rest in European Union and South Korea.

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

Recent rounds include Physicl (Seed, Nov 2026, with Inovia 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)