# Neptune Fluid Flow Systems funding: rounds and investors

> Neptune Fluid Flow Systems has raised $256K across 1 round since 2022. Investors include National Science Foundation. Every round with its source.

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

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

# Who invested in *Neptune Fluid Flow Systems*

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.

Manufacturing

Funding summary Updated 26 Oct 2026

**$256K** raised across 1 round since 2022, from 1 source

- **Latest round:** Grant, $256K Jun 2022
- **Investors:** 1

See who backed them

## The rounds

- **Jun 2022** Grant **$256K** [National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) Source recorded

## 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=neptune-fluid-flow-systems).

## Quick answers about Neptune Fluid Flow Systems

### Who invested in Neptune Fluid Flow Systems?

Neptune Fluid Flow Systems's investors include National Science Foundation.

### How much has Neptune Fluid Flow Systems raised?

Neptune Fluid Flow Systems has raised $256K across 1 round since 2022.

### When did Neptune Fluid Flow Systems last raise?

Neptune Fluid Flow Systems's most recent round was a Grant of $256K in Jun 2022.

### What was Neptune Fluid Flow Systems's biggest round?

Its most recent round, $256K in Jun 2022, is also its largest on record.

### Who backed Neptune Fluid Flow Systems first?

Neptune Fluid Flow Systems's first round on record, in Jun 2022, was backed by National Science Foundation.

### What stage is Neptune Fluid Flow Systems at?

Neptune Fluid Flow Systems's latest named round is a Grant, in Jun 2022.

### Where is Neptune Fluid Flow Systems based?

Neptune Fluid Flow Systems is based in the United States.

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