United States · Series C startup

Who invested in ThayerMahan

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.

IT Services

Funding summaryUpdated 26 Oct 2026

$20Mraised across 1 round since 2024, from 1 source

Latest round
Series C, $20MJan 2024
Investors
1
See who backed them

The rounds

  1. Jan 2024
    Series C$20M

    Source recordedSEC filing: $14M sold, first sale Nov 2023

Everyone who backed them

RiverPark VenturesVC firm1round

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

Also claim to have backed them

This firm lists ThayerMahan 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.

AE Industrial PartnersPrivate equityPer its own site

Quick answers about ThayerMahan

Who invested in ThayerMahan?

ThayerMahan's investors include RiverPark Ventures.

How much has ThayerMahan raised?

ThayerMahan has raised $20M across 1 round since 2024.

When did ThayerMahan last raise?

ThayerMahan's most recent round was a Series C of $20M in Jan 2024.

What was ThayerMahan's biggest round?

Its most recent round, $20M in Jan 2024, is also its largest on record.

Who backed ThayerMahan first?

ThayerMahan's first round on record, in Jan 2024, was backed by RiverPark Ventures.

What stage is ThayerMahan at?

ThayerMahan's latest named round is a Series C, in Jan 2024.

Where is ThayerMahan based?

ThayerMahan is based in the United States.

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

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