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Mitsui & Co.

200 Park Avenue, New York, NY, 10166, United States

Overview

Trading company and subsidiary of Mitsui & Co Ltd.

Founded

1966

Deals · 12mo

5

Links

WebsiteLinkedIn

Stage focus

Series A
Series C

Geographic focus

India
Japan
United States

Sector focus

—

Investment portfolio

52rounds
NAMEDATESIZE
River
Aug 2026Participated
$120 MSeries C
Vast
Mar 2026Participated
$500 MSeries A
Miresso
Feb 2026Participated
$27 MSeries A
Eversteel
Jan 2026Led
$3 MSeries A
Fervo Energy
Dec 2025Participated
$462 MSeries E
Commonwealth Fusion
Aug 2025Participated
$863 MSeries B
Heirloom
Dec 2024Participated
$150 MSeries B
talent and assessment
Jan 2024Participated
$3 MSeries A
Quantinuum
Jan 2024Participated
$300 MSeries A
Aktivo Labs
Oct 2023Led
$10 MSeries A
Lokavant
Oct 2023Led
$8 MSeries A
Bowtie Life Insurance Company
Sep 2023Participated
$35 MSeries B
River
Aug 2026Participated
$120 MSeries C
Vast
Mar 2026Participated
$500 MSeries A
Miresso
Feb 2026Participated
$27 MSeries A
Eversteel
Jan 2026Led
$3 MSeries A
Fervo Energy
Dec 2025Participated
$462 MSeries E
Commonwealth Fusion
Aug 2025Participated
$863 MSeries B
Heirloom
Dec 2024Participated
$150 MSeries B
talent and assessment
Jan 2024Participated
$3 MSeries A
Quantinuum
Jan 2024Participated
$300 MSeries A
Aktivo Labs
Oct 2023Led
$10 MSeries A
Lokavant
Oct 2023Led
$8 MSeries A
Bowtie Life Insurance Company
Sep 2023Participated
$35 MSeries B
52
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Insights

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Deal Distribution

Mitsui & Co.: 52 funding rounds are recorded in the selected participation categories.All available history.
Mitsui & Co.: 52 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Seed01
Series A46
Series B33
Series C+213
Other Equity137

Monthly Deal Activity

Mitsui & Co.: 52 deals are recorded across 220 months.All available history.
Mitsui & Co.: 52 deals are recorded across 220 months. All available history
MonthDeals
Jul '081
Aug '080
Sep '080
Oct '080
Nov '080
Dec '080
Jan '090
Feb '090
Mar '090
Apr '090
May '090
Jun '090
Jul '090
Aug '090
Sep '090
Oct '090
Nov '090
Dec '090
Jan '100
Feb '100
Mar '100
Apr '100
May '100
Jun '100
Jul '100
Aug '100
Sep '101
Oct '100
Nov '100
Dec '100
Jan '110
Feb '110
Mar '110
Apr '110
May '110
Jun '111
Jul '110
Aug '110
Sep '110
Oct '111
Nov '110
Dec '111
Jan '120
Feb '121
Mar '120
Apr '120
May '121
Jun '122
Jul '120
Aug '120
Sep '121
Oct '120
Nov '120
Dec '120
Jan '130
Feb '130
Mar '130
Apr '130
May '130
Jun '130
Jul '130
Aug '130
Sep '130
Oct '131
Nov '130
Dec '130
Jan '140
Feb '140
Mar '141
Apr '140
May '140
Jun '140
Jul '140
Aug '140
Sep '140
Oct '140
Nov '140
Dec '140
Jan '150
Feb '150
Mar '150
Apr '151
May '151
Jun '150
Jul '150
Aug '150
Sep '151
Oct '151
Nov '151
Dec '151
Jan '161
Feb '160
Mar '161
Apr '160
May '160
Jun '160
Jul '161
Aug '160
Sep '161
Oct '161
Nov '160
Dec '160
Jan '170
Feb '170
Mar '170
Apr '170
May '171
Jun '170
Jul '171
Aug '170
Sep '170
Oct '170
Nov '171
Dec '170
Jan '181
Feb '180
Mar '181
Apr '180
May '180
Jun '180
Jul '180
Aug '180
Sep '180
Oct '180
Nov '180
Dec '180
Jan '191
Feb '190
Mar '192
Apr '190
May '190
Jun '190
Jul '190
Aug '190
Sep '190
Oct '191
Nov '190
Dec '190
Jan '200
Feb '200
Mar '200
Apr '200
May '200
Jun '200
Jul '200
Aug '200
Sep '200
Oct '200
Nov '200
Dec '200
Jan '210
Feb '211
Mar '210
Apr '210
May '210
Jun '210
Jul '210
Aug '210
Sep '210
Oct '210
Nov '210
Dec '210
Jan '220
Feb '220
Mar '221
Apr '222
May '220
Jun '220
Jul '220
Aug '222
Sep '221
Oct '220
Nov '220
Dec '220
Jan '230
Feb '230
Mar '230
Apr '230
May '231
Jun '230
Jul '230
Aug '230
Sep '231
Oct '232
Nov '230
Dec '230
Jan '242
Feb '240
Mar '240
Apr '240
May '240
Jun '240
Jul '240
Aug '240
Sep '240
Oct '240
Nov '240
Dec '241
Jan '250
Feb '250
Mar '250
Apr '250
May '250
Jun '250
Jul '250
Aug '251
Sep '250
Oct '250
Nov '250
Dec '251
Jan '261
Feb '261
Mar '261
Apr '260
May '260
Jun '260
Jul '260
Aug '261
Sep '260
Oct '260

Sector Breakdown

Mitsui & Co.: Clean Energy & Sustainability is the largest displayed sector by deal count (17 deals).All available history.

A deal can appear in multiple sectors, so sector totals may overlap. Capital represents disclosed total round sizes, not fund cheque sizes.

Mitsui & Co.: Clean Energy & Sustainability is the largest displayed sector by deal count (17 deals). All available history
SectorDeals
Clean Energy & Sustainability17
Networks, Cloud & Communication11
Enterprise Software10
Space & Frontier Tech10
Data, Analytics & IT8
Transportation & Logistics8
Hardware & Robotics8
Health & Life Sciences8
Manufacturing7
AI & Machine Learning7
Fintech6
Professional Services6
Cybersecurity & Privacy3
E-Commerce & Retail2
Real Estate & Construction2
Consumer & Lifestyle2
Media & Entertainment2
Developer Tools2
Education & Workforce1
Marketing & Advertising1
Food & Agriculture1
Social & Community Platforms1

Deal Size Distribution

Mitsui & Co.: 52 rounds have a disclosed size in the displayed size bands.All available history.

Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.

Mitsui & Co.: 52 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M5
$5M-$10M6
$10M-$25M15
$25M-$50M10
$50M-$100M4
$100M-$250M6
$250M-$500M3
$500M-$1B3
$1B+0

Deals By Geography

Mitsui & Co.: United States has the largest recorded deal count among the displayed regions (28 deals).All available history.

Top 10 of 11 regions; European countries are grouped as Europe.

Mitsui & Co.: United States has the largest recorded deal count among the displayed regions (28 deals). All available history
RegionDeals
United States28
Japan7
Europe7
India3
Singapore1
United Arab Emirates1
Russian Federation1
China1
Brazil1
Canada1
Mitsui & Co.: 20 co-investors are shown, with Kleiner Perkins sharing 4 recorded deals.All available history.

Co-Investors

Bubble size = shared deals

Click a bubble to open that fund in a new tab.

Shows up to 20 co-investors ranked by shared deals. Deals may be shared with multiple funds, so rows overlap. Capital is total round size, not fund cheque size.

Mitsui & Co.: 20 co-investors are shown, with Kleiner Perkins sharing 4 recorded deals. All available history
Co-investorShared deals
Kleiner Perkins4
Breakthrough Energy Ventures3
Lowercarbon Capital3
88 Green Ventures2
AI Fund2
G2 Venture Partners2
GM Ventures2
Google2
Honeywell Ventures2
IFC2
International Finance Corporation2
Itochu Technology Ventures2
Khosla Ventures2
MCJ Collective2
Mitsubishi UFJ Capital2
SBI Investment2
Singtel Innov82
Vision Ridge Partners2
World Innovation Lab2
360 ONE Asset1

Investment Strategy

Mitsui & Co.: Led accounts for 42% and participating for 58% of round participation.All available history.
Mitsui & Co.: Led accounts for 42% and participating for 58% of round participation. All available history
CategoryDeals (count)Share (%)
Led2242%
Participating3058%
Mitsui & Co.: Single-lead accounts for 73% and co-led for 27% of lead dynamics.All available history.
Mitsui & Co.: Single-lead accounts for 73% and co-led for 27% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead1673%
Co-led627%

Team

Go Mizoguchi

General Manager

Masaji Matsuoka

General Manager, Venture Capital Business Dept. Private Equity Div.