# 3Square funding: rounds and investors

> 3Square has raised $281K across 1 round since 2025. Investors include Antler. Every round with its source.

Source: https://millionrounds.com/company/3square (Millionrounds; every figure on the page links to its filing or article)

United Kingdom · [Pre-seed startup](https://millionrounds.com/companies)

# Who invested in *3Square*

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.

AI

Raised 11 months ago

Funding summary Updated 26 Oct 2026

**$281K** raised across 1 round since 2025, from 1 source

- **Latest round:** Pre-seed, $281K Dec 2025
- **Investors:** 1

See who backed them

## The rounds

- **Dec 2025** Pre-seed **$281K** [Antler](https://millionrounds.com/fund/antler) Source recorded

## Founders and team

From 3Square's own website: 2 founders.

**Jono Caseley** Co-founder & CEO

**Andy Lockey** Co-founder & CTO

## 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=3square).

## Quick answers about 3Square

### Who invested in 3Square?

3Square's investors include Antler.

### How much has 3Square raised?

3Square has raised $281K across 1 round since 2025.

### When did 3Square last raise?

3Square's most recent round was a Pre-seed of $281K in Dec 2025.

### What was 3Square's biggest round?

Its most recent round, $281K in Dec 2025, is also its largest on record.

### Who backed 3Square first?

3Square's first round on record, in Dec 2025, was backed by Antler.

### What stage is 3Square at?

3Square's latest named round is a Pre-seed, in Dec 2025.

### Where is 3Square based?

3Square is based in the United Kingdom.

## Companies like 3Square

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

[**Marrow** $2.0M · Oct 2026](https://millionrounds.com/company/marrow)[**Cognitive Credit** $64M · Oct 2026](https://millionrounds.com/company/cognitive-credit)[**Opply** $23M · Oct 2026](https://millionrounds.com/company/opply)[**XRlabs** $8.4M · Oct 2026](https://millionrounds.com/company/xrlabs)[**Salience Labs** $169M · Oct 2026](https://millionrounds.com/company/salience-labs)[**Affinity Labs** $3.2M · Oct 2026](https://millionrounds.com/company/affinity-labs)

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