# CytoSPAR funding: rounds and investors

> CytoSPAR has raised $2.0M across 1 round since 2022. Every round with its source.

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

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

# Who invested in *CytoSPAR*

One round we have observed, with the 0 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

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Funding summary Updated 15 Nov 2026

**$2.0M** raised across 1 round since 2022, from 1 source

- **Latest round:** Venture, $2.0M May 2022
- **Investors:** 0

See who backed them

## The rounds

- **May 2022** Venture **$2.0M** No investor was named in the report. Source recorded SEC filing: $2.0M sold, first sale Apr 2022

## Funding filed with regulators

CytoSPAR filed one raise, $2.0M in all. Filings say how much was sold and to how many investors; they never name the investors.

- Apr 2022 **$2.0M** 6 investors equity of $5.0M offered SEC Form D

## Founders and team

From the SEC filings it signed: 1 on the team.

- **Russell Williams** Executive Officer, Director i

On the board, as filed i *Mark Allen* *William Weisman*

## Quick answers about CytoSPAR

### How much has CytoSPAR raised?

CytoSPAR has raised $2.0M across 1 round since 2022.

### When did CytoSPAR last raise?

CytoSPAR's most recent round was a Venture of $2.0M in May 2022.

### What was CytoSPAR's biggest round?

Its most recent round, $2.0M in May 2022, is also its largest on record.

### What stage is CytoSPAR at?

CytoSPAR's latest named round is a Venture, in May 2022.

### Where is CytoSPAR based?

CytoSPAR is based in the United States.

## Companies like CytoSPAR

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

[**Neuvivo** $1.4M · Nov 2026](https://millionrounds.com/company/neuvivo)[**Mirendil** $1.4B · Nov 2026](https://millionrounds.com/company/mirendil)[**Nanopath** $25M · Nov 2026](https://millionrounds.com/company/nanopath)[**InSitu Biologics** $22M · Nov 2026](https://millionrounds.com/company/insitu-biologics)[**Frontier Bio** $1.7M · Nov 2026](https://millionrounds.com/company/frontier-bio)[**CARI Health** $3.1M · Nov 2026](https://millionrounds.com/company/cari-health)

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