# Membio funding: rounds and investors

> Membio has raised $3.2M across 1 round since 2020. Investors include SOSV and True Ventures. Every round with its source.

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

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

# Who invested in *Membio*

One round we have observed, with the 2 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.

Chemicals & Materials

Funding summary Updated 26 Oct 2026

**$3.2M** raised across 1 round since 2020, from 1 source

- **Latest round:** Seed, $3.2M Apr 2020
- **Investors:** 2

See who backed them

## The rounds

- **Apr 2020** Seed **$3.2M** [SOSV](https://millionrounds.com/fund/sosv) [True Ventures](https://millionrounds.com/fund/true-ventures-2) Source recorded

## Founders and team

From Membio's own website: 1 founder, 3 on the team.

**Tracy Weir** CEO and Founder

- **Paula Gordon** VP, Product Management
- **Daniel Pratt** Product Designer
- **Rogelio Avalos** Operations Manager

## Everyone who backed them

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

[True Ventures](https://millionrounds.com/fund/true-ventures-2) VC firm **1** round

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

## Also claim to have backed them

This firm lists Membio 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.

[VU Venture Partners](https://millionrounds.com/fund/vu-venture-partners) VC firm Per its own site

## Quick answers about Membio

### Who invested in Membio?

Membio's investors include SOSV and True Ventures.

### How much has Membio raised?

Membio has raised $3.2M across 1 round since 2020.

### When did Membio last raise?

Membio's most recent round was a Seed of $3.2M in Apr 2020.

### What was Membio's biggest round?

Its most recent round, $3.2M in Apr 2020, is also its largest on record.

### Who backed Membio first?

Membio's first round on record, in Apr 2020, was backed by SOSV and True Ventures.

### What stage is Membio at?

Membio's latest named round is a Seed, in Apr 2020.

## Companies like Membio

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

[**Kingwills New Materials** Feb 2026](https://millionrounds.com/company/kingwills-new-materials)[**Ming Gallium Semiconductor** $16M · Jan 2026](https://millionrounds.com/company/ming-gallium-semiconductor)[**Xinshinuo Semiconductor** $71M · Dec 2025](https://millionrounds.com/company/xinshinuo-semiconductor)[**Gazer** $14M · Dec 2025](https://millionrounds.com/company/gazer)[**Guoyi Quantum** $18M · Oct 2025](https://millionrounds.com/company/guoyi-quantum)[**Distil** $7.7M · Sept 2025](https://millionrounds.com/company/distil)

## Find investors like these

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