# Yellowsack funding: rounds and investors

> Yellowsack has raised $1.1M across 1 round since 2019. Investors include Lars Nilsen and Petter Stordalen. Every round with its source.

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

United States · [Seed startup](https://millionrounds.com/companies)

# Who invested in *Yellowsack*

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

Climate Tech Construction Proptech

Funding summary Updated 26 Oct 2026

**$1.1M** raised across 1 round since 2019, from 1 source

- **Latest round:** Seed, $1.1M Dec 2019
- **Led by:** Lars Nilsen
- **Investors:** 2 (1 led)

See who backed them

## The rounds

- **Dec 2019** Seed **$1.1M** [Lars Nilsen](https://millionrounds.com/fund/lars-nilsen) Lead [Petter Stordalen](https://millionrounds.com/fund/petter-stordalen) Reported by Firms' own news pages

## Everyone who backed them

[Lars Nilsen](https://millionrounds.com/fund/lars-nilsen) VC firm **1** round, led 1

[Petter Stordalen](https://millionrounds.com/fund/petter-stordalen) Angel **1** round

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

## Quick answers about Yellowsack

### Who invested in Yellowsack?

Yellowsack's investors include Lars Nilsen and Petter Stordalen. Lars Nilsen led its latest round.

### How much has Yellowsack raised?

Yellowsack has raised $1.1M across 1 round since 2019.

### When did Yellowsack last raise?

Yellowsack's most recent round was a Seed of $1.1M in Dec 2019, led by Lars Nilsen.

### What was Yellowsack's biggest round?

Its most recent round, $1.1M in Dec 2019, is also its largest on record.

### Who backed Yellowsack first?

Yellowsack's first round on record, in Dec 2019, was backed by Lars Nilsen and Petter Stordalen.

### What stage is Yellowsack at?

Yellowsack's latest named round is a Seed, in Dec 2019.

### Where is Yellowsack based?

Yellowsack is based in the United States.

### Who led Yellowsack's rounds?

Lars Nilsen led the Seed in 2019.

## Companies like Yellowsack

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

[**Amogy** $125M · Oct 2026](https://millionrounds.com/company/amogy)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**LanzaJet** $67M · Oct 2026](https://millionrounds.com/company/lanzajet)[**ZwitterCo** $58M · Oct 2026](https://millionrounds.com/company/zwitterco)[**Pennsylvania American Water** $43M · Oct 2026](https://millionrounds.com/company/pennsylvania-american-water)[**MARC** $5.0M · Oct 2026](https://millionrounds.com/company/marc)

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