# Optical Waters funding: rounds and investors

> Optical Waters has raised $255K across 1 round since 2022. Investors include National Science Foundation. Every round with its source.

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

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

# Who invested in *Optical Waters*

One round we have observed, with the one investor 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

**$255K** raised across 1 round since 2022, from 1 source

- **Latest round:** Grant, $255K Jan 2022
- **Investors:** 1

See who backed them

## The rounds

- **Jan 2022** Grant **$255K** [National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) Source recorded

## Founders and team

From Optical Waters's own website.

Advisers *Paul Blackborow* *Steve Willis*

## Everyone who backed them

[National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) Government **1** round

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

## Also claim to have backed them

This firm lists Optical Waters 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.

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

## Quick answers about Optical Waters

### Who invested in Optical Waters?

Optical Waters's investors include National Science Foundation.

### How much has Optical Waters raised?

Optical Waters has raised $255K across 1 round since 2022.

### When did Optical Waters last raise?

Optical Waters's most recent round was a Grant of $255K in Jan 2022.

### What was Optical Waters's biggest round?

Its most recent round, $255K in Jan 2022, is also its largest on record.

### Who backed Optical Waters first?

Optical Waters's first round on record, in Jan 2022, was backed by National Science Foundation.

### What stage is Optical Waters at?

Optical Waters's latest named round is a Grant, in Jan 2022.

### Where is Optical Waters based?

Optical Waters is based in the United States.

## Companies like Optical Waters

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

[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**Albert** $57M · Oct 2026](https://millionrounds.com/company/albert)[**Azulene Labs** $3.4M · Sept 2026](https://millionrounds.com/company/azulene-labs)[**Critical Materials Group** $10M · Sept 2026](https://millionrounds.com/company/critical-materials-group)[**Rise Reforming** $500K · Sept 2026](https://millionrounds.com/company/rise-reforming)[**Fluxnium** $7.0M · Sept 2026](https://millionrounds.com/company/fluxnium)

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