# Whalebone funding: rounds and investors

> Whalebone has raised $15M across 2 rounds since 2019. Investors include Day One Capital and Rutger Arnhult. Every round with its source.

Source: https://millionrounds.com/company/whalebone (Millionrounds; every figure on the page links to its filing or article)

Sweden · [Series B startup](https://millionrounds.com/companies)

# Who invested in *Whalebone*

2 rounds we have observed, with the 2 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Internet Telecoms

Funding summary Updated 26 Oct 2026

**$15M** raised across 2 rounds since 2019, from 2 sources

**$1.0M** Round **$14M** Series B

- **Latest round:** Series B, $14M Feb 2025
- **Step-up i:** 13.9×
- **Investors:** 2

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2020 2021 2022 2023 2024 2025

**$1.0M** Round

**$14M** Series B

- **First round:** Round, $1.0M
- **Biggest round:** $14M
- **Between rounds:** 5.3 years

## The rounds

- **Feb 2025** Series B **$14M** *1 new* [Day One Capital](https://millionrounds.com/fund/day-one-capital) Source recorded
- **Oct 2019** Round **$1.0M** *1 new* Rutger Arnhult Reported by Nordic9

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Round** 2019 **Series B** 2025 [Day One Capital](https://millionrounds.com/fund/day-one-capital) Rutger Arnhult

## Everyone who backed them

[Day One Capital](https://millionrounds.com/fund/day-one-capital) VC firm **1** round

Rutger Arnhult no record of our own yet **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=whalebone).

## Also claim to have backed them

This firm lists Whalebone as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[Fazole Ventures](https://millionrounds.com/fund/fazole-ventures) Angel network Per its own site

## Quick answers about Whalebone

### Who invested in Whalebone?

Whalebone's investors include Day One Capital and Rutger Arnhult.

### How much has Whalebone raised?

Whalebone has raised $15M across 2 rounds since 2019.

### When did Whalebone last raise?

Whalebone's most recent round was a Series B of $14M in Feb 2025.

### What was Whalebone's biggest round?

Its most recent round, $14M in Feb 2025, is also its largest on record.

### Who backed Whalebone first?

Whalebone's first round on record, in Oct 2019, was backed by Rutger Arnhult.

### What stage is Whalebone at?

Whalebone's latest named round is a Series B, in Feb 2025.

### Where is Whalebone based?

Whalebone is based in Sweden.

## Companies like Whalebone

In the same sector, and raised in the last eighteen months.

[**TERASi** $13M · Sept 2026](https://millionrounds.com/company/terasi)[**Lovable** $1.4B · Aug 2026](https://millionrounds.com/company/lovable)[**Whop** $400M · Oct 2026](https://millionrounds.com/company/whop)[**TruAgents** $3.4M · Oct 2026](https://millionrounds.com/company/truagents)[**Blackwall** $162M · Oct 2026](https://millionrounds.com/company/blackwall)[**Qualitate** $32M · Oct 2026](https://millionrounds.com/company/qualitate)

## Find investors like these

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