# Mitsui & Co: portfolio, investments and team

> Mitsui & Co is a corporate vc based in Japan. 47 investments on record, 4 in the last 12 months, latest Aug 2026. Portfolio, stages, co-investors and team.

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

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

# Mitsui & Co

Last cheque observed Aug 2026; 47 cheques on record.

Email

Deploying now Corporate VC

Seed Series A Series B Smart Manufacturing Additive Manufacturing Industry 4.0

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Deploying now

**80%** of best year **4** **cheques in 12 months**, 47 on record

Since the last cheque **87** days **00** hrs **00** min **00** sec

Median round **$65M** Rounds led **1 of 47** Sole investor **5 rounds** Exits **4 from the portfolio** Mostly in **United States, 67%**

Pitch Mitsui & Co

## Mitsui & Co highlights

- 01 4 cheques in the last 12 months
- 02 Mostly Venture and Series B: 48% of its rounds
- 03 Sole investor in 5 rounds, median $13M
- 04 4 exits from the portfolio

## What they do

- **Type:** Corporate VC (from a list, unverified)
- **Cheque size:** Not stated
- **Stages:** Seed Series A Series B Growth Pre-IPO
- **Sectors:** Smart Manufacturing Additive Manufacturing Industry 4.0
- **Based in:** Chiyoda-ku, Japan
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **47 appearances**

- **2026** 3 rounds
- **Aug** **[River Mobility](https://millionrounds.com/company/river-mobility)** Series C · IN · TechCrunch **$120M** With 10 others
- **May** **[Armada](https://millionrounds.com/company/armada)** Series B · US · TechStartups **$230M** With 17 others
- **Mar** **[Vast](https://millionrounds.com/company/vast)** Series A · US · Ventureburn **$500M** With 7 others
- **2025** 2 rounds
- **Dec** **[Fervo Energy](https://millionrounds.com/company/fervo-energy)** Series E · US · TechCrunch **$462M** With 24 others
- **Sept** **[Quantinuum](https://millionrounds.com/company/quantinuum)** Growth · US · TechStartups **$600M** With 7 others
- **2024** 2 rounds
- **Dec** **[Heirloom](https://millionrounds.com/company/heirloom)** Series B · US · Crunchbase News **$150M** With 11 others
- **Sept** **[Numa](https://millionrounds.com/company/numa)** Series B · US · TechCrunch **$32M** *Led*
- **2019** 4 rounds
- **Oct** **[EV Connect](https://millionrounds.com/company/ev-connect)** Series B · US · FinSMEs **$12M** With 1 other
- **Sept** **[Spire](https://millionrounds.com/company/spire)** US · Cnbc **$40M** With 7 others
- **Feb** **[Tonik Energy](https://millionrounds.com/company/tonik-energy)** GB · Clearlyso **$17M** Sole investor
- **Jan** **[Yellow Door Energy](https://millionrounds.com/company/yellow-door-energy)** Series A · AE · FinSMEs **$65M** With 4 others
- **2018** 4 rounds
- **Jun** **[Ridecell](https://millionrounds.com/company/ridecell)** Series B · US · FinSMEs **$29M** With 4 others
- **Apr** **[Plaid](https://millionrounds.com/company/plaid)** JP · FinSMEs **$25M** With 7 others
- **Jan** **[Folio](https://millionrounds.com/company/folio)** Series A · JP · Thebridge **$63M** With 6 others
- **Jan** **[Element Analytics](https://millionrounds.com/company/element-analytics)** Series A · US · FinSMEs **$20M** With 6 others
- **2017** 2 rounds
- **Nov** **[TransferWise](https://millionrounds.com/company/transferwise)** Series E · GB · FinSMEs **$280M** With 6 others
- **May** **[CSquared](https://millionrounds.com/company/csquared)** Techmoran **$100M** With 3 others
- **2015** 6 rounds
- **Nov** **[Naaptol](https://millionrounds.com/company/naaptol)** Series D · IN **$52M** With 3 others
- **Oct** **[Money Forward](https://millionrounds.com/company/money-forward)** Series C · JP **$13M** With 6 others
- **Sept** **[Axelspace](https://millionrounds.com/company/axelspace)** Series A · JP **$16M** With 8 others
- **Jul** **[PipelineRx](https://millionrounds.com/company/pipelinerx)** Venture · US **$9.1M** With 2 others
- **May** **[Geekie](https://millionrounds.com/company/geekie)** Series B · BR **$7.0M** With 3 others
- **Apr** **[Naaptol](https://millionrounds.com/company/naaptol)** Series C · IN **$21M** With 3 others
- **2014** 5 rounds
- **Dec** **[Kaminario](https://millionrounds.com/company/kaminario)** Series E · US **$53M** With 6 others
- **Oct** **[DocuSign](https://millionrounds.com/company/docusign)** Series E · US **$30M** With 8 others
- **Feb** **[Kaltura](https://millionrounds.com/company/kaltura)** Series E · US **$47M** With 9 others
- **Jan** **[GNS Healthcare](https://millionrounds.com/company/gns-healthcare)** Series B · US **$10M** With 2 others
- **Jan** **[Aethon](https://millionrounds.com/company/aethon)** Series C · US **$3.1M** Sole investor
- **2013** 3 rounds
- **Dec** **[Box](https://millionrounds.com/company/box)** Series F · US · gigaom.com **$100M** With 6 others
- **Aug** **[Axeda](https://millionrounds.com/company/axeda)** Growth · US · pehub.com **$12M** With 3 others
- **Aug** **[Change Healthcare](https://millionrounds.com/company/change-healthcare)** Series D · US · gigaom.com **$15M** With 7 others
- **2012** 3 rounds
- **Sept** **[ContinuumRx](https://millionrounds.com/company/continuumrx)** Venture · US · finsmes.com **$7.0M** With 3 others
- **Aug** **[Viridity Energy](https://millionrounds.com/company/viridity-energy)** Series C · US · greentechmedia.com **$15M** Sole investor
- **Jan** **[Change Healthcare](https://millionrounds.com/company/change-healthcare)** Series C · US · changehealthcare.com **$9.3M** With 3 others
- **2011** 2 rounds
- **Dec** **[Tres Amigas](https://millionrounds.com/company/tres-amigas)** Venture · US · finsmes.com **$12M** Sole investor
- **Oct** **[Prudent Energy](https://millionrounds.com/company/prudent-energy)** Venture · US · finsmes.com **$30M** With 5 others
- **2010** 2 rounds
- **Nov** **[Hutchison MediPharma](https://millionrounds.com/company/hutchison-medipharma)** Venture · CN · hmplglobal.com **$13M** Sole investor
- **Sept** **[Cylene Pharmaceuticals](https://millionrounds.com/company/cylene-pharmaceuticals)** Series D · US · socaltech.com **$12M** With 6 others
- **2009** 1 round
- **Apr** **[Beceem Communications](https://millionrounds.com/company/beceem-communications)** Venture · US · beceem.com **$20M** With 8 others
- **2007** 1 round
- **Jan** **[Frontier Silicon](https://millionrounds.com/company/frontier-silicon)** Venture · GB · frontier-silicon.com **$31M** With 7 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.

## The team

We hold **11** people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

## Exits from the portfolio

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

**[Change Healthcare](https://millionrounds.com/company/change-healthcare)** Bought by Emdeon **$135M** Nov 2014

**[Location Labs](https://millionrounds.com/company/location-labs)** Bought by [AVG Technologies](https://millionrounds.com/fund/avg-technologies) **$220M** Sept 2014

**[Axeda](https://millionrounds.com/company/axeda)** Bought by [Parametric Technology (PTC)](https://millionrounds.com/fund/parametric-technology-ptc) **$170M** Jul 2014

**[Beceem Communications](https://millionrounds.com/company/beceem-communications)** Bought by [Broadcom](https://millionrounds.com/fund/broadcom-limited) **$316M** Oct 2010

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

## Companies it bought

Acquisitions by the firm itself

**The Delta Companies** **Undisclosed** Feb 2014

**Portek International** **Undisclosed** Sept 2011

## The cheque

Seed Series A Series B

Median round joined **$65M** the round, not its cheque Alone, median **$13M**

Led 1 of 47 rounds **2%**

- **Sole investor:** 5 rounds
- **Last cheque:** Aug 2026
- **Exits:** 4 from the portfolio

Rounds by stage said on their site

- Venture *10*
- Series B said *9*
- Series C *6*
- Series A said *6*
- Series E *5*
- Series D *4*
- Seed said *-*

Cheques by month Led Joined

Nov 2023 Oct 2026

Often in the room with

- [SVB Capital](https://millionrounds.com/fund/svb-capital) 4
- [DFJ](https://millionrounds.com/fund/dfj) 3
- [Intel Capital](https://millionrounds.com/fund/intel-capital) 3
- [JP Morgan](https://millionrounds.com/fund/jpmorgan) 3
- [New Enterprise Associates](https://millionrounds.com/fund/new-enterprise-associates) 3
- [Omidyar Network](https://millionrounds.com/fund/omidyar-network) 3

**Pitching Mitsui & Co?** Put them on your fundraising board with this record on the card, and follow them to hear when they write a new cheque.

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## Who they invest alongside

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

[**SVB Capital** VC firm **4** rounds together](https://millionrounds.com/fund/svb-capital)[**DFJ** VC firm **3** rounds together](https://millionrounds.com/fund/dfj)[**Intel Capital** Corporate VC **3** rounds together](https://millionrounds.com/fund/intel-capital)[**JP Morgan** Investment bank **3** rounds together](https://millionrounds.com/fund/jpmorgan)[**New Enterprise Associates** VC firm **3** rounds together](https://millionrounds.com/fund/new-enterprise-associates)[**Omidyar Network** Family office **3** rounds together](https://millionrounds.com/fund/omidyar-network)[**BlueRun Ventures** VC firm **2** rounds together](https://millionrounds.com/fund/bluerun-ventures)[**Breakthrough Energy** VC firm **2** rounds together](https://millionrounds.com/fund/breakthrough-energy)[**Canaan** VC firm **2** rounds together](https://millionrounds.com/fund/canaan-partners)[**Google** Accelerator **2** rounds together](https://millionrounds.com/fund/google-assistant-investments)[**Honeywell** Investment firm **2** rounds together](https://millionrounds.com/fund/honeywell)[**ITOCHU Technology Ventures** VC firm **2** rounds together](https://millionrounds.com/fund/itochu-technology-ventures)

## Recently backed

The latest companies Mitsui & Co put money into.

[**Armada** $230M · May 2026](https://millionrounds.com/company/armada)[**Fervo Energy** $462M · Dec 2025](https://millionrounds.com/company/fervo-energy)[**Quantinuum** $600M · Sept 2025](https://millionrounds.com/company/quantinuum)[**Numa** $32M · Sept 2024](https://millionrounds.com/company/numa)[**EV Connect** $12M · Oct 2019](https://millionrounds.com/company/ev-connect)[**Spire** $40M · Sept 2019](https://millionrounds.com/company/spire)

## Quick answers about Mitsui & Co

### What does Mitsui & Co invest in?

Mitsui & Co invests most often at Venture and Series B (48% of the rounds on record), in sectors such as Smart Manufacturing, Additive Manufacturing and Industry 4.0.

### How active is Mitsui & Co?

47 investments on record, 4 of them in the last 12 months, and it led 1. The most recent was in Aug 2026.

### What has Mitsui & Co invested in recently?

Its most recent investments on record: River Mobility (Series C, Aug 2026), Armada (Series B, May 2026) and Vast (Series A, Mar 2026).

### How big are Mitsui & Co's cheques?

The median round it joins is $65M.

### Does Mitsui & Co lead rounds?

Sometimes: it led 1 of its 47 investments on record (2%).

### Where does Mitsui & Co invest?

Most of the companies it backs are in the United States (67%), Japan (10%) and India (8%).

### Is Mitsui & Co investing now?

Yes: it is actively investing, with 4 investments in the last 12 months.

### Who does Mitsui & Co invest alongside?

Most often SVB Capital (4 rounds together), DFJ (3 rounds together) and Intel Capital (3 rounds together).

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