# Sluicebox funding: rounds and investors

> Sluicebox has raised $4.6M across 1 round since 2025. Investors include Antler. Every round with its source.

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

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

# Who invested in *Sluicebox*

One round we have observed, with the one investor 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.

Data Infrastructure

Funding summary Updated 26 Oct 2026

**$4.6M** raised across 1 round since 2025, from 1 source

- **Latest round:** Seed, $4.6M Jul 2025
- **Investors:** 1

See who backed them

## The rounds

- **Jul 2025** Seed **$4.6M** [Antler](https://millionrounds.com/fund/antler) Source recorded

## Everyone who backed them

[Antler](https://millionrounds.com/fund/antler) VC firm **1** round

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

## Also claim to have backed them

This firm lists Sluicebox 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.

[Virta Ventures](https://millionrounds.com/fund/virta-ventures) VC firm Pre-seed, per its site

## Quick answers about Sluicebox

### Who invested in Sluicebox?

Sluicebox's investors include Antler.

### How much has Sluicebox raised?

Sluicebox has raised $4.6M across 1 round since 2025.

### When did Sluicebox last raise?

Sluicebox's most recent round was a Seed of $4.6M in Jul 2025.

### What was Sluicebox's biggest round?

Its most recent round, $4.6M in Jul 2025, is also its largest on record.

### Who backed Sluicebox first?

Sluicebox's first round on record, in Jul 2025, was backed by Antler.

### What stage is Sluicebox at?

Sluicebox's latest named round is a Seed, in Jul 2025.

### Where is Sluicebox based?

Sluicebox is based in the United States.

## Companies like Sluicebox

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

[**Fragment** $22M · Oct 2026](https://millionrounds.com/company/fragment)[**Supabase** $950M · Oct 2026](https://millionrounds.com/company/supabase)[**Feldera** $22M · Sept 2026](https://millionrounds.com/company/feldera)[**Euno** $23M · Sept 2026](https://millionrounds.com/company/euno)[**Snorkel AI** $350M · Sept 2026](https://millionrounds.com/company/snorkel-ai)[**Sophia Space** $310M · Sept 2026](https://millionrounds.com/company/sophia-space)

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