# Defog funding: rounds and investors

> Defog has raised $2.2M across 1 round since 2023. Investors include Y Combinator, Pioneer Fund and DVC. Every round with its source.

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

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

# Who invested in *Defog*

One round we have observed, with the 4 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.

AI

Funding summary Updated 26 Oct 2026

**$2.2M** raised across 1 round since 2023, from 1 source

- **Latest round:** Seed, $2.2M Nov 2023
- **Investors:** 4

See who backed them

## The rounds

- **Nov 2023** Seed **$2.2M** [Y Combinator](https://millionrounds.com/fund/y-combinator) [Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) [DVC](https://millionrounds.com/fund/dvc-2) [Script Capital](https://millionrounds.com/fund/script-capital) Source recorded

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

[Pioneer Fund](https://millionrounds.com/fund/pioneer-fund-2) Private equity **1** round

[DVC](https://millionrounds.com/fund/dvc-2) VC firm **1** round

[Script Capital](https://millionrounds.com/fund/script-capital) VC firm **1** round

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

## Also claim to have backed them

These 2 firms list Defog as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Hike Ventures](https://millionrounds.com/fund/hike-ventures) VC firm Per its own site

[Untitled Ventures](https://millionrounds.com/fund/untitled-ventures) VC firm Per its own site

## Quick answers about Defog

### Who invested in Defog?

Defog's investors include Y Combinator, Pioneer Fund, DVC and Script Capital.

### How much has Defog raised?

Defog has raised $2.2M across 1 round since 2023.

### When did Defog last raise?

Defog's most recent round was a Seed of $2.2M in Nov 2023.

### What was Defog's biggest round?

Its most recent round, $2.2M in Nov 2023, is also its largest on record.

### Who backed Defog first?

Defog's first round on record, in Nov 2023, was backed by Y Combinator, Pioneer Fund and DVC and 1 others.

### What stage is Defog at?

Defog's latest named round is a Seed, in Nov 2023.

### Where is Defog based?

Defog is based in the United States.

## Companies like Defog

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

[**SpaceX** $42B · Oct 2026](https://millionrounds.com/company/spacex)[**xPay** $1.5M · Oct 2026](https://millionrounds.com/company/xpay)[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Pika** $216M · Oct 2026](https://millionrounds.com/company/pika)[**Vertical Semiconductor** $84M · Oct 2026](https://millionrounds.com/company/vertical-semiconductor)

## Find investors like these

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