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January Ciszewski

Investor profile

Angel

January Ciszewski has backed 1 European tech company across 1 funding round in 2022, joining rounds totalling €7.6M. Most active in Energy. Data as of 4 Nov 2026.

Deals
1
distinct rounds
Companies
1
backed
Active span
2022
1 yr
Total round €
€7.6M
sum of rounds joined

Deals by year

distinct rounds / year
January Ciszewski — deals by year — interactive chart.
Data table
January Ciszewski — deals by year
20221

Top sectors

by deals
January Ciszewski — top sectors — interactive chart.
Data table
January Ciszewski — top sectors
Energy1

Stages

by deals
January Ciszewski — stages — interactive chart.
Data table
January Ciszewski — stages
Series A1

Countries

by deals
January Ciszewski — countries — interactive chart.
Data table
January Ciszewski — countries
Poland1

Co-investment network

shared rounds
Co-investment network — interactive chart.
January Ciszewski — 1 dealsJanuary CiszewskiAper Ventures fund — 1 shared deals · click to openAper Ventures fundEIT InnoEnergy — 1 shared deals · click to openEIT InnoEnergyJR Holding — 1 shared deals · click to openJR HoldingUAB Electronics System — 1 shared deals · click to openUAB Electronics System

Hover a node for shared-deal counts; click a co-investor to open its profile.

Best viewed on a larger screen.

Portfolio

top 30 by total round €
CompanyCountryRoundsTotal €
The BatteriesPoland1€7.6M

Biggest deals

top 10 by amount
CompanyStageAmountDate
The BatteriesSeries A€7.6M2022-06
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