# StemBioSys funding: rounds and investors

> StemBioSys has raised $10M across 3 rounds since 2013. Investors include Targeted Technology Fund. Every round with its source.

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

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

# Who invested in *StemBioSys*

3 rounds we have observed, with the one investor named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Biotech

Follow StemBioSys and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Fstembiosys)

Funding summary Updated 31 Oct 2026

**$10M** raised across 3 rounds since 2013, from 3 sources

**$2.0M** Seed **$8.0M** Series A **$72K** Crowdfunding

- **Latest round:** Crowdfunding, $72K Sept 2024
- **Biggest round:** $8.0M Series A · Apr 2015
- **Investors:** 1

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2013 2015 2017 2019 2021 2023

**$2.0M** Seed

**$8.0M** Series A

**$72K** Crowdfunding

- **First round:** Seed, $2.0M
- **Biggest round:** $8.0M
- **Usual gap between rounds:** 9.4 years

## The rounds

- **Sept 2024** Crowdfunding **$72K** No investor was named in the report. Source recorded
- **Apr 2015** Series A **$8.0M** *1 new* [Targeted Technology Fund](https://millionrounds.com/fund/targeted-technology-funds) From a historical funding record
- **Feb 2013** Seed **$2.0M** No investor was named in the report. Reported by sec.gov SEC filing: $2.0M sold, first sale Jan 2013

## Funding filed with regulators

StemBioSys filed one raise, $72K in all. Filings say how much was sold and to how many investors; they never name the investors.

- Sept 2024 **$72K** other of $3.0M offered Crowdfunding

## Founders and team

From the SEC filings it signed: 2 on the team.

- **Mark Horsey** Executive Officer i
- **Robert Hutchens** Executive Officer, Director i

On the board, as filed i *Catherine W Burzik* *Ian W Clements* *Jean W Cheever* *John W Feik* *Paul W Castella* *Robert S Langer* *Steven W Davis* *Xiao-Dong W Chen*

## Everyone who backed them

[Targeted Technology Fund](https://millionrounds.com/fund/targeted-technology-funds) VC firm **1** round

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

## Quick answers about StemBioSys

### Who invested in StemBioSys?

StemBioSys's investors include Targeted Technology Fund.

### How much has StemBioSys raised?

StemBioSys has raised $10M across 3 rounds since 2013.

### When did StemBioSys last raise?

StemBioSys's most recent round was a Crowdfunding of $72K in Sept 2024.

### What was StemBioSys's biggest round?

StemBioSys's largest round on record is $8.0M (Series A), in Apr 2015.

### Who backed StemBioSys first?

StemBioSys's first round on record, in Apr 2015, was backed by Targeted Technology Fund.

### What stage is StemBioSys at?

StemBioSys's latest named round is a Crowdfunding, in Sept 2024.

### Where is StemBioSys based?

StemBioSys is based in the United States.

## Companies like StemBioSys

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

[**Dren Bio** $375M · Oct 2026](https://millionrounds.com/company/dren-bio)[**Caravel Bio** $9.0M · Oct 2026](https://millionrounds.com/company/caravel-bio)[**DMC Biotechnologies** $19M · Oct 2026](https://millionrounds.com/company/dmc-biotechnologies)[**Star Therapeutics** $325M · Oct 2026](https://millionrounds.com/company/star-therapeutics)[**Promaxo** $106M · Oct 2026](https://millionrounds.com/company/promaxo)[**Prolific Machines** $105M · Oct 2026](https://millionrounds.com/company/prolific-machines)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app