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J12 Ventures

Mäster Samuelsgatan 36, Stockholm, Stockholms län, 11157, Sweden

Overview

Early-stage venture capital for AI-focused software infrastructure.

Founded

2020

Deals · 12mo

6

Links

WebsiteLinkedInX (Twitter)

Stage focus

Seed
Series A

Geographic focus

Finland
Germany
Latvia
Norway
...

Sector focus

Venture Capital

Investment portfolio

33rounds
NAMEDATESIZE
IPercept
Oct 2026Participated
$17 MSeries A
Volve
Aug 2026Participated
$3 MSeed
Mediatool
Jun 2026Participated
$6 MSeries A
Galdera
Mar 2026Led
$2 MSeed
VALIDIO
Mar 2026Participated
$30 MSeries A
Kovant
Nov 2025Led
$2 MSeed
Verda (DataCrunch)
Sep 2025Participated
$64 MSeries A
Ostrom
Jun 2025Participated
$23 MSeries B
IPercept
May 2025Participated
$6 MOther Equity
Pistachio
Apr 2025Participated
$7 MSeries A
Verda (DataCrunch)
Oct 2024Participated
$13 MSeed
DataCrunch
Oct 2024Participated
$13 MSeed
IPercept
Oct 2026Participated
$17 MSeries A
Volve
Aug 2026Participated
$3 MSeed
Mediatool
Jun 2026Participated
$6 MSeries A
Galdera
Mar 2026Led
$2 MSeed
VALIDIO
Mar 2026Participated
$30 MSeries A
Kovant
Nov 2025Led
$2 MSeed
Verda (DataCrunch)
Sep 2025Participated
$64 MSeries A
Ostrom
Jun 2025Participated
$23 MSeries B
IPercept
May 2025Participated
$6 MOther Equity
Pistachio
Apr 2025Participated
$7 MSeries A
Verda (DataCrunch)
Oct 2024Participated
$13 MSeed
DataCrunch
Oct 2024Participated
$13 MSeed
33
Items
...
Browse all public portfolio deals

Insights

Time horizon

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Deal Distribution

J12 Ventures: 33 funding rounds are recorded in the selected participation categories.All available history.
J12 Ventures: 33 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Seed911
Series A08
Series B01
Other Equity13

Monthly Deal Activity

J12 Ventures: 33 deals are recorded across 82 months.All available history.
J12 Ventures: 33 deals are recorded across 82 months. All available history
MonthDeals
Jan '201
Feb '200
Mar '200
Apr '200
May '201
Jun '201
Jul '200
Aug '200
Sep '200
Oct '201
Nov '200
Dec '200
Jan '210
Feb '210
Mar '210
Apr '210
May '210
Jun '210
Jul '210
Aug '210
Sep '211
Oct '210
Nov '210
Dec '210
Jan '222
Feb '220
Mar '220
Apr '220
May '220
Jun '221
Jul '220
Aug '220
Sep '220
Oct '221
Nov '221
Dec '221
Jan '230
Feb '230
Mar '231
Apr '230
May '230
Jun '230
Jul '230
Aug '230
Sep '232
Oct '231
Nov '231
Dec '230
Jan '240
Feb '240
Mar '242
Apr '241
May '241
Jun '240
Jul '241
Aug '240
Sep '240
Oct '242
Nov '240
Dec '240
Jan '250
Feb '250
Mar '250
Apr '251
May '251
Jun '251
Jul '250
Aug '250
Sep '251
Oct '250
Nov '251
Dec '250
Jan '260
Feb '260
Mar '262
Apr '260
May '260
Jun '261
Jul '260
Aug '261
Sep '260
Oct '261

Sector Breakdown

J12 Ventures: AI & Machine Learning is the largest displayed sector by deal count (12 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.

J12 Ventures: AI & Machine Learning is the largest displayed sector by deal count (12 deals). All available history
SectorDeals
AI & Machine Learning12
Enterprise Software11
Data, Analytics & IT8
Networks, Cloud & Communication7
Clean Energy & Sustainability4
Fintech4
Media & Entertainment3
Professional Services3
Education & Workforce2
Cybersecurity & Privacy2
E-Commerce & Retail2
Space & Frontier Tech2
Marketing & Advertising2
Manufacturing2
Health & Life Sciences2
Developer Tools2
Transportation & Logistics1
Consumer & Lifestyle1
Crypto & Blockchain1

Deal Size Distribution

J12 Ventures: 33 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.

J12 Ventures: 33 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M16
$5M-$10M9
$10M-$25M6
$25M-$50M1
$50M-$100M1
$100M-$250M0
$250M-$500M0
$500M-$1B0
$1B+0

Deals By Geography

J12 Ventures: Europe has the largest recorded deal count among the displayed regions (30 deals).All available history.

Top 2 of 2 regions; European countries are grouped as Europe.

J12 Ventures: Europe has the largest recorded deal count among the displayed regions (30 deals). All available history
RegionDeals
Europe30
United States3
J12 Ventures: 20 co-investors are shown, with Antler 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.

J12 Ventures: 20 co-investors are shown, with Antler sharing 4 recorded deals. All available history
Co-investorShared deals
Antler4
byFounders3
468 Capital2
Adjacent2
AI Fund2
Backstage Invest2
Lakestar2
Local Tapiola2
Luminar Ventures2
Newion2
Nordea2
RunwayFBU2
SE Ventures2
Übermorgen2
Übermorgen Ventures2
Union Square Ventures2
Y Combinator2
21501
A Capital1
Aligned1

Investment Strategy

J12 Ventures: Led accounts for 30% and participating for 70% of round participation.All available history.
J12 Ventures: Led accounts for 30% and participating for 70% of round participation. All available history
CategoryDeals (count)Share (%)
Led1030%
Participating2370%
J12 Ventures: Single-lead accounts for 70% and co-led for 30% of lead dynamics.All available history.
J12 Ventures: Single-lead accounts for 70% and co-led for 30% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead770%
Co-led330%

Team

Alexander Paterson

Partner and CFO

Bo Mattsson

Founding Partner

Emmet King

Partner

Luca Banderet

Managing Partner