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NJJ Holding

NJJ Holding

Parisnjjholding.com

Overview

NJJ Holding is the personal investment firm of Xavier Niel, focusing on strategic acquisitions in the telecommunications, technology, and media sectors across Europe and other regions.

Year Founded

2010

Portfolio Companies

3

Investments

NJJ Holding investments
CompanyDateStageLead
GradiumDec 2025Seed-
BrutApr 2023Strategic-
SipartechDec 2012VC RoundCo-investor

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

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Investment Activity

Yearly cadence, pace, and funding raised over time.

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2021
2022
2023
2024
2025
2026

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FAQ

Firmographic Details

HeadquartersParis
Year Founded2010

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