United States · Venture startup

Who invested in CircleBlack

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.

Financial Services

Funding summaryUpdated 26 Oct 2026

$8.3Mraised across 1 round since 2023, from 1 source

Latest round
Venture, $8.3MJun 2023
Investors
0
See who backed them

The rounds

  1. Jun 2023
    Venture$8.3M

    No investor was named in the report.

    Source recordedSEC filing: $8.3M sold, first sale May 2023

Founders and team

From CircleBlack's own website and the SEC filings it signed: 1 founder, 1 on the team.

Tom TothFounder
  • Lincoln RossExecutive Officer, Directori

On the board, as filediAron Tobin MiodownikGaurav BhandariKipp NelsonRanu DayalSusan Tobin MichelW. Tobin Whamond

AdvisersCole Laughton

Also claim to have backed them

This firm lists CircleBlack 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.

Long Arc CapitalPrivate equityPer its own site

Quick answers about CircleBlack

How much has CircleBlack raised?

CircleBlack has raised $8.3M across 1 round since 2023.

When did CircleBlack last raise?

CircleBlack's most recent round was a Venture of $8.3M in Jun 2023.

What was CircleBlack's biggest round?

Its most recent round, $8.3M in Jun 2023, is also its largest on record.

What stage is CircleBlack at?

CircleBlack's latest named round is a Venture, in Jun 2023.

Where is CircleBlack based?

CircleBlack is based in the United States.

Companies like CircleBlack

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

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