# Countable Labs funding: rounds and investors

> Countable Labs has raised $26M across 1 round since 2026. Investors include ARCH Venture Partners, F-Prime Capital and Primer Ventures.

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

[Series A startup](https://millionrounds.com/companies)

# Who invested in *Countable Labs*

One round we have observed, with the 3 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.

Biotech Genomics Medical Devices

Raised 5 months ago

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Funding summary Updated 5 Nov 2026

**$26M** raised across 1 round since 2026, from 1 source

- **Latest round:** Series A, $26M May 2026
- **Led by:** ARCH Venture Partners
- **Investors:** 3 (1 led)

See who backed them

## The rounds

- **May 2026** Series A **$26M** [ARCH Venture Partners](https://millionrounds.com/fund/arch-venture-partners) Lead [F-Prime Capital](https://millionrounds.com/fund/f-prime) [Primer Ventures](https://millionrounds.com/fund/primer-ventures) Reported by Ventureburn

## Founders and team

From Countable Labs's own website: 5 founders, 2 on the team.

**Christina Fan** Co-founder + CTO

**Eleen Shum** Founding Scientist + VP of Product

**Janice Lai** Founding Engineer + VP of Engineering

**Ari Chaney** Co-Founder & Board Director, 13.8

**Stephen Fodor** Co-Founder & Board Director, 13.8

- **Giovanna Prout** Chief Executive Officer
- **Anjali Pradhan** Chief Business Officer

## Everyone who backed them

[ARCH Venture Partners](https://millionrounds.com/fund/arch-venture-partners) VC firm **1** round, led 1

[F-Prime Capital](https://millionrounds.com/fund/f-prime) VC firm **1** round

[Primer Ventures](https://millionrounds.com/fund/primer-ventures) VC firm **1** round

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

## Quick answers about Countable Labs

### Who invested in Countable Labs?

Countable Labs's investors include ARCH Venture Partners, F-Prime Capital and Primer Ventures. ARCH Venture Partners led its latest round.

### How much has Countable Labs raised?

Countable Labs has raised $26M across 1 round since 2026.

### When did Countable Labs last raise?

Countable Labs's most recent round was a Series A of $26M in May 2026, led by ARCH Venture Partners.

### What was Countable Labs's biggest round?

Its most recent round, $26M in May 2026, is also its largest on record.

### Who backed Countable Labs first?

Countable Labs's first round on record, in May 2026, was backed by ARCH Venture Partners, F-Prime Capital and Primer Ventures.

### What stage is Countable Labs at?

Countable Labs's latest named round is a Series A, in May 2026.

### Who led Countable Labs's rounds?

ARCH Venture Partners led the Series A in 2026.

## Companies like Countable Labs

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

[**Cloverleaf Bio** $33M · Sept 2026](https://millionrounds.com/company/cloverleaf-bio)[**Cheiron** $8.0M · Jul 2026](https://millionrounds.com/company/cheiron)[**Tavo Biotherapeutics** $17M · Jun 2026](https://millionrounds.com/company/tavo-biotherapeutics)[**Muybridge** $16M · May 2026](https://millionrounds.com/company/muybridge)[**Oricell Therapeutics** $180M · Apr 2026](https://millionrounds.com/company/oricell-therapeutics)[**Connext** $10M · Mar 2026](https://millionrounds.com/company/connext)

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