# Quadratic 3D funding: rounds and investors

> Quadratic 3D has raised $7.3M across 1 round since 2022. Investors include National Science Foundation, Sierra Ventures and Pillar VC.

Source: https://millionrounds.com/company/quadratic-3d (Millionrounds; every figure on the page links to its filing or article)

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

# Who invested in *Quadratic 3D*

One round we have observed, with the 3 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.

Advanced Manufacturing

Funding summary Updated 26 Oct 2026

**$7.3M** raised across 1 round since 2022, from 1 source

- **Latest round:** Series A, $7.3M Jan 2022
- **Investors:** 3

See who backed them

## The rounds

- **Jan 2022** Series A **$7.3M** [National Science Foundation](https://millionrounds.com/fund/nsf-small-business-innovation-research-small-business-techno) [Sierra Ventures](https://millionrounds.com/fund/sierra-ventures) [Pillar VC](https://millionrounds.com/fund/pillar-vc) Source recorded

## Everyone who backed them

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

[Sierra Ventures](https://millionrounds.com/fund/sierra-ventures) VC firm **1** round

[Pillar VC](https://millionrounds.com/fund/pillar-vc) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=quadratic-3d).

## Also claim to have backed them

This firm lists Quadratic 3D 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.

[Safar Partners](https://millionrounds.com/fund/safar-partners) VC firm Per its own site

## Quick answers about Quadratic 3D

### Who invested in Quadratic 3D?

Quadratic 3D's investors include National Science Foundation, Sierra Ventures and Pillar VC.

### How much has Quadratic 3D raised?

Quadratic 3D has raised $7.3M across 1 round since 2022.

### When did Quadratic 3D last raise?

Quadratic 3D's most recent round was a Series A of $7.3M in Jan 2022.

### What was Quadratic 3D's biggest round?

Its most recent round, $7.3M in Jan 2022, is also its largest on record.

### Who backed Quadratic 3D first?

Quadratic 3D's first round on record, in Jan 2022, was backed by National Science Foundation, Sierra Ventures and Pillar VC.

### What stage is Quadratic 3D at?

Quadratic 3D's latest named round is a Series A, in Jan 2022.

### Where is Quadratic 3D based?

Quadratic 3D is based in the United States.

## Companies like Quadratic 3D

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

[**Ultrasonium** Sept 2026](https://millionrounds.com/company/ultrasonium)[**BILT** $272M · Sept 2026](https://millionrounds.com/company/bilt)[**HopFlyt** $2.0M · Sept 2026](https://millionrounds.com/company/hopflyt)[**FluidForm Bio** $1.7M · Aug 2026](https://millionrounds.com/company/fluidform-bio)[**unspun** $42M · Aug 2026](https://millionrounds.com/company/unspun)[**Vntana** $5.3M · Jul 2026](https://millionrounds.com/company/vntana)

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