Marius Nacht

Angel investor

Stages: Seed, Series A, Series B
Cheque size: $1m to $20m
Based in: Israel
Focus: Biotech, AI, MedTech

Marius Nacht is an Israeli entrepreneur and investor who co-founded the cybersecurity company Check Point Software Technologies in 1993 and later served as its chairman. He co-founded aMoon, a healthtech focused investment fund, where he is the anchor investor.

Check Point co-founder writing large personal cheques into bio convergence, computational biology and clinical AI.

Notable investments

aMoon portfolio
Sight Diagnostics
Nucleai

Firm website

The journey

How Marius Nacht got here, step by step.

1993
Co-founded Check Point Software
Nacht co-founded Check Point Software Technologies, a pioneering cybersecurity firm, and helped write its original code.
1996
Check Point goes public
Check Point listed publicly and grew into one of the world's largest cybersecurity companies.
2000s
Became vice chairman
Nacht took on the role of vice chairman, helping guide the company's strategic direction.
2015 to 2020
Non-executive chairman of Check Point
He served as non-executive chairman of the board during a period of continued growth.
2016
Co-founded aMoon
Nacht co-founded aMoon, a healthtech investment platform backing growth and early stage healthcare companies.
2016 to 2025
Anchor investor at aMoon
He sits on aMoon's investment committees, supporting healthcare, life sciences and related technology companies.