# Sovrn funding: rounds and investors

> Sovrn has raised $25M across 1 round since 2018. Investors include Foundry Group, Lexington Partners and Oak Fund. Every round with its source.

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

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

# Who invested in *Sovrn*

One round we have observed, with the 4 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.

Advertising & Adtech Martech

Funding summary Updated 26 Oct 2026

**$25M** raised across 1 round since 2018, from 1 source

- **Latest round:** Series E, $25M Oct 2018
- **Led by:** Foundry Group
- **Investors:** 4 (1 led)

See who backed them

## The rounds

- **Oct 2018** Series E **$25M** [Foundry Group](https://millionrounds.com/fund/foundry) Lead [Lexington Partners](https://millionrounds.com/fund/lexington-partners) [Oak Fund](https://millionrounds.com/fund/oak-fund) [Archer](https://millionrounds.com/fund/archer) Reported by Adexchanger SEC filing: $21M sold, first sale Oct 2018

## Founders and team

From Sovrn's own website: 6 on the team.

- **Walter Knapp** Chief Executive Officer
- **Chris George** President
- **Jud Valeski** Chief Technology Officer
- **Katie Derr** Chief Financial Officer
- **John Battelle** Chairman
- **United Kingdom** Meet our executives & board

## Everyone who backed them

[Foundry Group](https://millionrounds.com/fund/foundry) VC firm **1** round, led 1

[Lexington Partners](https://millionrounds.com/fund/lexington-partners) Private equity **1** round

[Oak Fund](https://millionrounds.com/fund/oak-fund) Growth equity **1** round

[Archer](https://millionrounds.com/fund/archer) Growth equity **1** round

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

## Also claim to have backed them

These 3 firms list Sovrn as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

[Oak Investment Partners](https://millionrounds.com/fund/oak-investment-partners) Private equity Per its own site

[Progress Ventures](https://millionrounds.com/fund/progress-ventures) Corporate VC Per its own site

[Structural Capital](https://millionrounds.com/fund/structural-capital) Private credit Per its own site

## Quick answers about Sovrn

### Who invested in Sovrn?

Sovrn's investors include Foundry Group, Lexington Partners, Oak Fund and Archer. Foundry Group led its latest round.

### How much has Sovrn raised?

Sovrn has raised $25M across 1 round since 2018.

### When did Sovrn last raise?

Sovrn's most recent round was a Series E of $25M in Oct 2018, led by Foundry Group.

### What was Sovrn's biggest round?

Its most recent round, $25M in Oct 2018, is also its largest on record.

### Who backed Sovrn first?

Sovrn's first round on record, in Oct 2018, was backed by Foundry Group, Lexington Partners and Oak Fund and 1 others.

### What stage is Sovrn at?

Sovrn's latest named round is a Series E, in Oct 2018.

### Where is Sovrn based?

Sovrn is based in the United States.

### Who led Sovrn's rounds?

Foundry Group led the Series E in 2018.

## Companies like Sovrn

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

[**Kevel** $75M · Oct 2026](https://millionrounds.com/company/kevel)[**Whop** $400M · Oct 2026](https://millionrounds.com/company/whop)[**Different** $48M · Oct 2026](https://millionrounds.com/company/different)[**Gradient** $24M · Oct 2026](https://millionrounds.com/company/gradient)[**OuterSignal** $22M · Sept 2026](https://millionrounds.com/company/outersignal)[**Pipedrive** $90M · Sept 2026](https://millionrounds.com/company/pipedrive)

## Find investors like these

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

Open the investor searchOr these rounds in the app