United States · Venture startup

Who invested in Defendify

3 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.

Cybersecurity

Raised 12 months ago

Funding summaryUpdated 26 Oct 2026

$5.5Mraised across 3 rounds since 2019, from 3 sources

$1.6MPre-seed$2.5MVenture$1.4MRound
Latest round
Round, $1.4MOct 2025
Biggest round
$2.5MVenture · Feb 2025
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.

202020212022202320242025
$1.6MPre-seed$2.5MVenture$1.4MRound
First round
Pre-seed, $1.6M
Jun 2019
Biggest round
$2.5M
Venture · Feb 2025
Usual gap between rounds
5.6 years
the median of 2

The rounds

  1. Oct 2025
    Round$1.4M

    No investor was named in the report.

    Filed with the SEC (Form D); no report of this raise yetSEC filing: $1.4M sold, first sale Oct 2025

  2. Feb 2025
    Venture$2.5M1 returning

    Source recordedSEC filing: $2.5M sold, first sale Jan 2025

  3. Jun 2019
    Pre-seed$1.6M2 new

    Reported by FinSMEsSEC filing: $1.4M sold, first sale Sept 2019

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.

Pre-seed2019Venture2025Round2025Maine Technology Institute3dot6 Ventures

Everyone who backed them

3dot6 VenturesVC firm1round

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

Quick answers about Defendify

Who invested in Defendify?

Defendify's investors include Maine Technology Institute and 3dot6 Ventures.

How much has Defendify raised?

Defendify has raised $5.5M across 3 rounds since 2019.

When did Defendify last raise?

Defendify's most recent round, $1.4M, was in Oct 2025.

What was Defendify's biggest round?

Defendify's largest round on record is $2.5M (Venture), in Feb 2025.

Who backed Defendify first?

Defendify's first round on record, in Jun 2019, was backed by Maine Technology Institute and 3dot6 Ventures.

What stage is Defendify at?

Defendify's latest named round is a Venture, in Feb 2025.

Where is Defendify based?

Defendify is based in the United States.

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