# Series B investors in Ireland (2026 list)

> 29 series B investors in Ireland, 90% active in the last 12 months. Led by Y Combinator, New Enterprise Associates, Gaingels. Ranked by what they funded.

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

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

# Series B investors in Ireland

Updated 7 November 2026

Firms we have watched take part in a Series B round raised by a company in Ireland in the last two years, wherever the firm is based.

[See all 29 *→*](https://millionrounds.com/login?join=1&next=%2Fapp%2Finvestor-lists%2Fseries-b-investors-in-ireland)The top 25

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

**1,945** cheques in 12 months *-15%* against the market

**$34M** median round they joined *+321%* against the market median

**90%** wrote a cheque in 12 months

**86%** have led a round

## The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (24)

- 1 [Y Combinator](https://millionrounds.com/fund/y-combinator) *Deploying now* Accelerator · United States **6,412** **$3M** median round **Oct 2026** last seen
- 2 [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
- 3 [Gaingels](https://millionrounds.com/fund/gaingels) *Deploying now* Private equity · United States **1,010** **$8M** median round **Oct 2026** last seen
- 4 [SOSV](https://millionrounds.com/fund/sosv) *Deploying now* VC firm · United States **951** **$2.5M** median round **Nov 2026** last seen
- 5 [EIC Accelerator](https://millionrounds.com/fund/eic-accelerator) *Deploying now* Government · European Union **875** **$4.3M** median round **Oct 2026** last seen
- 6 [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures) *Deploying now* Corporate VC · United States **649** **$26M** median round **Nov 2026** last seen
- 7 [SVB Capital](https://millionrounds.com/fund/svb-capital) *Deploying now* VC firm · United States **564** **$20M** median round **Oct 2026** last seen
- 8 [Polaris Partners](https://millionrounds.com/fund/polaris-partners) *Deploying now* VC firm · United States **490** **$36M** median round **Oct 2026** last seen
- 9 [Enterprise Ireland](https://millionrounds.com/fund/enterprise-ireland) *Deploying now* Government · Ireland **447** **$1.8M** median round **Nov 2026** last seen
- 10 [OrbiMed](https://millionrounds.com/fund/orbimed) *Deploying now* Private equity · United States **447** **$71M** median round **Oct 2026** last seen
- 11 [Business Growth Fund](https://millionrounds.com/fund/bgf) *Deploying now* Private equity · United Kingdom **260** **$9.9M** median round **Nov 2026** last seen
- 12 [European Investment Bank](https://millionrounds.com/fund/european-investment-bank) *Deploying now* Government · Luxembourg **246** **$37M** median round **Nov 2026** last seen
- 13 [Novo Holdings](https://millionrounds.com/fund/novo-ventures) *Deploying now* VC firm · Denmark **203** **$60M** median round **Oct 2026** last seen
- 14 [Notion Capital](https://millionrounds.com/fund/notion-capital) *Deploying now* VC firm · United Kingdom **202** **$9.2M** median round **Oct 2026** last seen
- 15 [Seventure Partners](https://millionrounds.com/fund/seventure-partners) *Deploying now* VC firm · France **193** **$9.5M** median round **Sept 2026** last seen
- 16 [Firstminute Capital](https://millionrounds.com/fund/firstminute-capital) *Deploying now* VC firm · United Kingdom **123** **$6.4M** median round **Oct 2026** last seen
- 17 [Foresite Capital](https://millionrounds.com/fund/forsite-capital) *Deploying now* Private equity · United States **121** **$90M** median round **Sept 2026** last seen
- 18 [Atlantic Bridge](https://millionrounds.com/fund/atlantic-bridge) *Deploying now* VC firm · Ireland **116** **$14M** median round **Sept 2026** last seen
- 19 [Sands Capital Ventures](https://millionrounds.com/fund/sands-capital-ventures) *Deploying now* Private equity **99** **$45M** median round **Aug 2026** last seen
- 20 [GIC](https://millionrounds.com/fund/gic) *Deploying now* Private equity · Singapore **92** **$200M** median round **Oct 2026** last seen
- 21 [Elkstone Capital Partners](https://millionrounds.com/fund/elkstone-capital-partners) *Deploying now* Family office · Ireland **57** **$4M** median round **Sept 2026** last seen
- 22 [Andera Partners](https://millionrounds.com/fund/andera-partners) *Deploying now* Private equity · France **53** **$57M** median round **Oct 2026** last seen
- 23 [MVM Life Science Partners](https://millionrounds.com/fund/mvm-life-science-partners) *Deploying now* VC firm · United Kingdom **36** **$37M** median round **Jun 2026** last seen
- 24 [Lightstone Ventures](https://millionrounds.com/fund/lightstone-ventures) quiet VC firm · United States **22** **$61M** median round **Aug 2025** last seen
- 25 [Hedosophia](https://millionrounds.com/fund/hedosophia) *Deploying now* VC firm · United Kingdom **16** **$98M** median round **Oct 2026** last seen

**4 more on this list**

All 29 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-investors-in-ireland)

## The Newest Cheques

Rounds this list's investors joined most recently

- **5** Nov **[ArrayPatch](https://millionrounds.com/company/arraypatch)** Seed · $1.8M *With* [Enterprise Ireland](https://millionrounds.com/fund/enterprise-ireland)
- **5** Nov **[T-Therapeutics](https://millionrounds.com/company/t-therapeutics)** Series B · $133M *With* [Business Growth Fund](https://millionrounds.com/fund/bgf)
- **5** Nov **[Shinka](https://millionrounds.com/company/shinka)** Seed · $2.1M *With* [Enterprise Ireland](https://millionrounds.com/fund/enterprise-ireland)
- **5** Nov **[RadianX](https://millionrounds.com/company/radianx)** Seed · $9M *Led by* [SOSV](https://millionrounds.com/fund/sosv)
- **5** Nov **[Zipline](https://millionrounds.com/company/zipline)** Growth · $1.5B *With* [Salesforce Ventures](https://millionrounds.com/fund/salesforce-ventures)
- **3** Nov **[Scatec](https://millionrounds.com/company/scatec)** Debt · $217M *With* [European Investment Bank](https://millionrounds.com/fund/european-investment-bank)

## Stages This Year

1,816 rounds

- Venture **26%**
- Seed **14%**
- Pre-seed **14%**
- Series A **13%**
- Series B **7%**
- Other **25%**

## What They Backed

Sectors, last 12 months

- AI **766**
- Biotech **191**
- Healthcare **114**
- Fintech **97**
- Big Data & Analytics **95**
- Aerospace & Space **73**

## Cheques by Quarter

Led Joined

620 Q1 25

546 Q2 25

650 Q3 25

652 Q4 25

600 Q1 26

585 Q2 26

408 Q3 26

76 Q4 26

The last bar is the quarter still running.

## Lists Like This

- [Early stage investors in United States 3,774](https://millionrounds.com/lists/early-stage-investors-in-united-states)
- [Series A investors in United States 2,305](https://millionrounds.com/lists/series-a-investors-in-united-states)
- [Seed investors in United States 2,252](https://millionrounds.com/lists/seed-investors-in-united-states)
- [Series B investors in United States 1,647](https://millionrounds.com/lists/series-b-investors-in-united-states)
- [Growth investors in United States 1,329](https://millionrounds.com/lists/growth-investors-in-united-states)
- [Early stage investors in United Kingdom 1,166](https://millionrounds.com/lists/early-stage-investors-in-united-kingdom)
- [Series C investors in United States 967](https://millionrounds.com/lists/series-c-investors-in-united-states)
- [Pre-seed investors in United States 774](https://millionrounds.com/lists/pre-seed-investors-in-united-states)
- [Seed investors in United Kingdom 692](https://millionrounds.com/lists/seed-investors-in-united-kingdom)

[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 investors in Ireland

### Who are the most active series B investors in Ireland?

By cheques observed, the most active are Y Combinator, New Enterprise Associates, Gaingels, SOSV and EIC Accelerator.

### How many series B investors in Ireland are there?

29 are on record. 90% made an investment in the last 12 months and 86% have led a round.

### Which stages do series B investors in Ireland back?

Of the rounds with a named stage in the last 12 months, mostly Seed (22%) and Pre-seed (21%).

### How big are the rounds series B investors in Ireland join?

The typical (median) round among the leading investors here is $26M.

### Which sectors do series B investors in Ireland back most?

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

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

New Enterprise Associates (73 led), GIC (17 led) and Salesforce Ventures (12 led).

### Where are series B investors in Ireland based?

Among the most active, most are based in the United States (10), the United Kingdom (5) and Ireland (3).

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

Recent rounds include ArrayPatch (Seed, Nov 2026, with Enterprise Ireland), T-Therapeutics (Series B, Nov 2026, with Business Growth Fund) and Shinka (Seed, Nov 2026, with Enterprise Ireland).

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