United States · Seed startup

Who invested in spotLESS Materials

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.

Chemicals & Materials

Y Combinator: S19

Funding summaryUpdated 26 Oct 2026

$900Kraised across 1 round since 2021, from 1 source

Latest round
Seed, $900KDec 2021
Investors
3
See who backed them

The rounds

  1. Dec 2021

Everyone who backed them

Y CombinatorAccelerator1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

This firm lists spotLESS Materials 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.

1855 CapitalVC firmPer its own site

Quick answers about spotLESS Materials

Who invested in spotLESS Materials?

spotLESS Materials's investors include Y Combinator, National Science Foundation and Pegasus Tech Ventures.

How much has spotLESS Materials raised?

spotLESS Materials has raised $900K across 1 round since 2021.

When did spotLESS Materials last raise?

spotLESS Materials's most recent round was a Seed of $900K in Dec 2021.

What was spotLESS Materials's biggest round?

Its most recent round, $900K in Dec 2021, is also its largest on record.

Who backed spotLESS Materials first?

spotLESS Materials's first round on record, in Dec 2021, was backed by Y Combinator, National Science Foundation and Pegasus Tech Ventures.

What stage is spotLESS Materials at?

spotLESS Materials's latest named round is a Seed, in Dec 2021.

Where is spotLESS Materials based?

spotLESS Materials is based in the United States.

Companies like spotLESS Materials

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

Find investors like these

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