Germany · Seed startup

Who invested in SE3 Labs

2 rounds we have observed, with the 3 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

AI

Raised 5 months ago

Funding summaryUpdated 26 Oct 2026

$6.4Mraised across 2 rounds since 2025, from 2 sources

$73KGrant$6.3MSeed
Latest round
Seed, $6.3MJun 2026
Step-upi
86.3×
Investors
3
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2026
$73KGrant$6.3MSeed
First round
Grant, $73K
May 2025
Biggest round
$6.3M
Seed · Jun 2026
Between rounds
13 months
from the last two

The rounds

  1. Jun 2026
    Seed$6.3M2 new1 returning

    Source recorded

  2. May 2025
    Grant$73K1 new

    Source recorded

Founders and team

From SE3 Labs's own website: 3 on the team.

  • Lukas KöstlerCEO
  • Prof. Dr. Daniel CremersCTO
  • Simon KlenkCTO

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Everyone who backed them

SeedcampVC firm2rounds
Plug and PlayAccelerator1round
LakestarVC firm1round

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

Quick answers about SE3 Labs

Who invested in SE3 Labs?

SE3 Labs's investors include Seedcamp, Plug and Play and Lakestar.

How much has SE3 Labs raised?

SE3 Labs has raised $6.4M across 2 rounds since 2025.

When did SE3 Labs last raise?

SE3 Labs's most recent round was a Seed of $6.3M in Jun 2026.

What was SE3 Labs's biggest round?

Its most recent round, $6.3M in Jun 2026, is also its largest on record.

Who backed SE3 Labs first?

SE3 Labs's first round on record, in May 2025, was backed by Seedcamp.

What stage is SE3 Labs at?

SE3 Labs's latest named round is a Seed, in Jun 2026.

Where is SE3 Labs based?

SE3 Labs is based in Germany.

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

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