United States · Venture startup

Who invested in Extem

2 rounds we have observed, with the 2 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.

BiotechHealthcare

Funding summaryUpdated 31 Oct 2026

$50Kraised across 2 rounds since 2015, from 2 sources

Latest round
VentureAug 2015
Biggest round
$50KSeed · Jan 2015
Investors
2
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.

20152016
$50KSeed?Venture
First round
Seed, $50K
Jan 2015
Biggest round
$50K
Seed · Jan 2015
Between rounds
7 months
from the last two

The rounds

  1. Aug 2015
    VentureAmount undisclosed

    No investor was named in the report.

    From a historical funding record

  2. Jan 2015
    Seed$50K2 new

    From a historical funding record

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.

Seed2015Venture2015SOSVIndieBio

Everyone who backed them

SOSVVC firm1round
IndieBioAccelerator1round

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

Quick answers about Extem

Who invested in Extem?

Extem's investors include SOSV and IndieBio.

How much has Extem raised?

Extem has raised $50K across 2 rounds since 2015. One round did not disclose an amount, so the total is a floor.

When did Extem last raise?

Extem's most recent round was a Venture in Aug 2015.

What was Extem's biggest round?

Extem's largest round on record is $50K (Seed), in Jan 2015.

Who backed Extem first?

Extem's first round on record, in Jan 2015, was backed by SOSV and IndieBio.

What stage is Extem at?

Extem's latest named round is a Venture, in Aug 2015.

Where is Extem based?

Extem is based in the United States.

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