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Nir Kalkstein

Investor profile

Nir Kalkstein has backed 1 European tech company across 1 funding round in 2017, joining rounds totalling €4.2M. Most active in AI and Healthtech. Data as of Nov 2026.

Deals
1
distinct rounds
Companies
1
backed
Active span
2017
1 yr
Total round €
€4.2M
sum of rounds joined

Deals by year

distinct rounds / year
Nir Kalkstein — deals by year — interactive chart.
Data table
Nir Kalkstein — deals by year
20171

Top sectors

by deals
Nir Kalkstein — top sectors — interactive chart.
Data table
Nir Kalkstein — top sectors
AI1
Healthtech1

Stages

by deals
Nir Kalkstein — stages — interactive chart.
Data table
Nir Kalkstein — stages
Other1

Countries

by deals
Nir Kalkstein — countries — interactive chart.
Data table
Nir Kalkstein — countries
Israel1

Co-investment network

shared rounds
Co-investment network — interactive chart.
Nir Kalkstein — 1 dealsNir KalksteinBrian Cooper — 1 shared deals · click to openBrian CooperGrove Ventures — 1 shared deals · click to openGrove VenturesVertex Ventures Israel — 1 shared deals · click to openVertex Ventures Israel

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

Best viewed on a larger screen.

Frequent co-investors

shared rounds

Portfolio

top 30 by total round €
CompanyCountryRoundsTotal €
NucleaiIsrael1€4.2M

Biggest deals

top 10 by amount
CompanyStageAmountDate
NucleaiOther€4.2M2018-01
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