United States · Series A startup

Who invested in Capsule

4 rounds we have observed, with the 13 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.

BiotechFashionHealthcare

Valuation: $1.0B, Mar 2026Y Combinator: S22

Funding summaryUpdated 26 Oct 2026

$513Mraised across 4 rounds since 2019, from 4 sources

$200MRound$300MSeries D$1.0MPre-seed$12MSeries A
Latest round
Series A, $12MApr 2025
Biggest round
$300MSeries D · Apr 2021
Step-upi
12×
Investors
13
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.

202020212022202320242025
$200MRound$300MSeries D$1.0MPre-seed$12MSeries A
First round
Round, $200M
Sept 2019
Biggest round
$300M
Series D · Apr 2021
Usual gap between rounds
19 months
the median of 3

The rounds

  1. Apr 2025
  2. Jun 2024
    Pre-seed$1.0M4 new

    Source recorded

  3. Apr 2021
    Series D$300M5 new

    Source recordedSEC filing: $5.9M sold, first sale Sept 2020

  4. Sept 2019
    Round$200M

    No investor was named in the report.

    Reported by Builtinnyc

Founders and team

From Capsule's own website: 2 founders, 7 on the team.

Aaron KellerCo-Founder and Managing Principal
Brian AdducciCo-Founder & Creative Principal
  • Allison JullieRelationship Development Manager
  • Ellen PickeringDirector, Brand Strategy
  • Hewan DagmawiAssociate Strategist
  • Jack BoyumSenior Designer
  • Jason DafnisMarketing Manager
  • Nate KillamSenior Designer
  • Taylor ColtArt Director

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

Y CombinatorAccelerator1round
FlybridgeVC firm1round
Goodwater CapitalVC firm1round
Thrive CapitalFamily office1round
Bloomberg BetaVC firm1round
TCVPrivate equity1round
Drive CapitalVC firm1round
Karman VenturesVC firm1round
UBSWealth manager1round
Palm Drive CapitalVC firm1round
GFR FundVC firm1round
Human VenturesVC firm1round

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

Also claim to have backed them

These 8 firms list Capsule 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.

Socium VenturesCorporate VCPer its own site
Teamworthy VenturesVC firmPer its own site
HyperGuapAngel networkPer its own site
IPD CapitalVC firmPer its own site
ReshapeVC firmPer its own site
Flucas VenturesAngel networkPer its own site
Human VenturesAcceleratorPer its own site
Realm Capital VenturesVC firmPer its own site

Quick answers about Capsule

Who invested in Capsule?

Capsule's investors include Y Combinator, Flybridge, Goodwater Capital, Thrive Capital and Bloomberg Beta, and 8 more on record.

How much has Capsule raised?

Capsule has raised $513M across 4 rounds since 2019.

When did Capsule last raise?

Capsule's most recent round was a Series A of $12M in Apr 2025.

What was Capsule's biggest round?

Capsule's largest round on record is $300M (Series D), in Apr 2021.

Who backed Capsule first?

Capsule's first round on record, in Apr 2021, was backed by Thrive Capital, TCV and Drive Capital and 2 others.

What stage is Capsule at?

Capsule's latest named round is a Series A, in Apr 2025.

Where is Capsule based?

Capsule is based in the United States.

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