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LetterOne

LetterOne

Luxembourg, Canton of Luxembourgletterone.com

Overview

LetterOne (L1) is an international investment business based in Luxembourg, founded in 2013 . It is a partnership of successful entrepreneurs, CEOs and international business people . L1 invests in sectors fundamental to society’s sustainable prosperity: energy, technology, health and retail . The firm manages its liquidity through L1 Treasury Services .

Year Founded

2013

Portfolio Companies

6

Investments

LetterOne investments
CompanyDateStageLead
causaLensJan 2022Series ALead
H2scan CorporationFeb 2022VC RoundLead
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Key People

Roy Stein

Operating Partner - Private Equity

Franz Humer

Member of the Board of Directors

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

Portfolio analytics

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Investment Activity

Yearly cadence, pace, and funding raised over time.

Premium
2021
2022
2023
2024
2025
2026

Portfolio analytics

Caplight clients see yearly investment pace and funding raised over time.

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FAQ

Where is LetterOne based?

LetterOne is headquartered in Luxembourg, Canton of Luxembourg, Luxembourg.

When was LetterOne founded?

LetterOne was founded in 2013.

How many portfolio companies does LetterOne have?

LetterOne has 6 portfolio companies in Caplight's dataset.

What are some companies in LetterOne's portfolio?

Portfolio companies visible on Caplight include causaLens, H2scan Corporation.

What was LetterOne's most recent investment shown here?

LetterOne's most recent investment in this portfolio sample was in H2scan Corporation in 2022.

What sectors does LetterOne focus on?

LetterOne focuses on Consumer & Commerce, Frontier & Industrial Tech, Energy & Sustainability, Telecommunications & Networking, AI, Data & Cloud Infrastructure, Cybersecurity, AI, Data & Cloud Infrastructure, Frontier & Industrial Tech, Enterprise Software, Enterprise Software, Energy & Sustainability, Healthcare & Life Sciences.

What company stages does LetterOne focus on?

LetterOne typically invests at the MultiStage stage.

What is LetterOne's AUM?

LetterOne's assets under management are estimated between $10.0B and $100.0B.

Firmographic Details

HeadquartersLuxembourg, Canton of Luxembourg
Year Founded2013

Institutional Data Access

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