# zeroheight funding: rounds and investors

> zeroheight has raised across 1 round since 2021. Investors include Y Combinator, Entrepreneur First and Tribe Capital. Every round with its source.

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

United Kingdom · [Venture startup](https://millionrounds.com/companies)

# Who invested in *zeroheight*

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.

Developer Tools

Y Combinator: S19

Funding summary Updated 26 Oct 2026

**Undisclosed** raised across 1 round since 2021, from 1 source

- **Latest round:** Venture Aug 2021
- **Investors:** 4

See who backed them

## The rounds

- **Aug 2021** Venture **Amount undisclosed** [Y Combinator](https://millionrounds.com/fund/y-combinator) [Entrepreneur First](https://millionrounds.com/fund/entrepreneurs-first) [Tribe Capital](https://millionrounds.com/fund/tribe-capital) [Ascension](https://millionrounds.com/fund/ascension) Source recorded SEC filing: $11M sold, first sale Jun 2021

## Founders and team

From zeroheight's own website: 1 founder, 2 on the team.

**Tom Preston-Werner** Co-founder at GitHub

- **Ceinwen Michael** Customer Success Manager
- **Connie Greasley** Senior Marketing Manager

## Everyone who backed them

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

[Entrepreneur First](https://millionrounds.com/fund/entrepreneurs-first) Accelerator **1** round

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

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

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

## Also claim to have backed them

These 2 firms list zeroheight 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.

[Expa](https://millionrounds.com/fund/expa) VC firm Per its own site

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

## Quick answers about zeroheight

### Who invested in zeroheight?

zeroheight's investors include Y Combinator, Entrepreneur First, Tribe Capital and Ascension.

### How much has zeroheight raised?

zeroheight has raised 1 round since 2021, none with a disclosed amount.

### When did zeroheight last raise?

zeroheight's most recent round was a Venture in Aug 2021.

### Who backed zeroheight first?

zeroheight's first round on record, in Aug 2021, was backed by Y Combinator, Entrepreneur First and Tribe Capital and 1 others.

### What stage is zeroheight at?

zeroheight's latest named round is a Venture, in Aug 2021.

### Where is zeroheight based?

zeroheight is based in the United Kingdom.

## Companies like zeroheight

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

[**Meticulous** $19M · Oct 2026](https://millionrounds.com/company/meticulous)[**Developing Experts** $966K · May 2026](https://millionrounds.com/company/developing-experts)[**PervasID** $14M · Apr 2026](https://millionrounds.com/company/pervasid)[**Supermemory** $5.6M · Oct 2025](https://millionrounds.com/company/supermemory)[**cubic** $500K · Jun 2025](https://millionrounds.com/company/cubic)[**Cronofy** $20M · May 2025](https://millionrounds.com/company/cronofy)

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