# Xavier Buck: angel investments and portfolio

> Xavier Buck is an angel. 2 investments on record, latest Jan 2025. Portfolio, stages, co-investors and team.

Source: https://millionrounds.com/fund/xavier-buck (Millionrounds; every figure on the page links to its filing or article)

[Investor](https://millionrounds.com/investors)

# Xavier Buck

Last cheque observed Jan 2025. Silence since then is not evidence of inactivity: our sources miss unannounced rounds.

Email

Angel Quiet

Seed

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Cheques on record

**0%** of best year **0** **cheques in 12 months**, 2 on record

Since the last cheque **651** days **00** hrs **00** min **00** sec

Median round **$8.0M** Rounds led **0 of 2** Sole investor **1 rounds**

Pitch Xavier Buck

## Xavier Buck highlights

- 01 2 rounds on record
- 02 Mostly Seed: 100% of its rounds
- 03 Sole investor in 1 rounds, median $285K

## What they do

- **Type:** Angel (from a list, unverified)
- **Cheque size:** Not stated
- **Cold pitches:** Not stated

## The record

Every round we can evidence, newest first **2 appearances**

- **2025** 1 round
- **Jan** **[Passbolt](https://millionrounds.com/company/passbolt)** Seed · LU · TechCrunch **$8.0M** With 9 others
- **2015** 1 round
- **Feb** **[SponsorMyEvent](https://millionrounds.com/company/sponsormyevent)** Seed · LU **$285K** Sole investor

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

## The cheque

Seed

Median round joined **$8.0M** the round, not its cheque Alone, median **$285K**

Led 0 of 2 rounds **0%**

- **Sole investor:** 1 rounds
- **Last cheque:** Jan 2025

Rounds by stage said on their site

- Seed *2*

Cheques by month Led Joined

Dec 2023 Nov 2026

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## Recently backed

The latest companies Xavier Buck put money into.

[**Passbolt** $8.0M · Jan 2025](https://millionrounds.com/company/passbolt)

## Quick answers about Xavier Buck

### What does Xavier Buck invest in?

Xavier Buck invests most often at Seed (100% of the rounds on record).

### How active is Xavier Buck?

2 investments on record, 0 of them in the last 12 months. The most recent was in Jan 2025.

### What has Xavier Buck invested in recently?

Its most recent investments on record: Passbolt (Seed, Jan 2025).

### How big are Xavier Buck's cheques?

The median round it joins is $8.0M.

### Is Xavier Buck investing now?

No investments in the last 12 months; the latest was in Jan 2025.

### What kind of investor is Xavier Buck?

Xavier Buck is an angel.

### Where does this information on Xavier Buck come from?

From 1 articles and filings naming it in a round, public registers and its own website, checked and rebuilt every night.

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Built from the rounds we watched, its filings and its own website, refreshed every night. [How we count](https://millionrounds.com/methodology) · [Report a correction](https://millionrounds.com/corrections?slug=xavier-buck) · [Is this your firm? Claim it](https://millionrounds.com/claim?org=xavier-buck)