Company / Portfolio company

Quorum Cyber.

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Quorum Cyber is a Microsoft-focused cybersecurity services company founded in Edinburgh in 2016, with customers across North America, the UK and beyond. It was named 2025 Microsoft Security MSSP of the Year, and its majority investor is Eterna Growth Partners. It agreed in September 2026 to acquire Ontinue.[1]

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Deals on Carrywatch

Every deal that names Quorum Cyber, and its role in each.

Quorum Cyber / Ontinue

Quorum Cyber agreed to buy Ontinue from EQT Mid Market Europe, the companies announced Sept. 16, 2026.

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Deal Web

Quorum Cyber and 2 firms it shares a posted deal with, and the path to any other firm.

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People

People on Carrywatch linked to Quorum Cyber. Current and Former come from sourced profiles; a role that only appears in a post is shown as stated, with its status not confirmed.

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News

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Sources

As of 26 Sep 2026.

  1. 01
    Quorum Cyber Announces Intent to Acquire Ontinue

    Ontinue · 16 Sep 2026 · Researched 26 Sep 2026

  2. 02
    Contact us

    Quorum Cyber · Researched 26 Sep 2026

Deal posts naming Quorum Cyber:

  1. P01