Silverback Cyber
Cybersecurity
Company · Edinburgh
Quorum Cyber
Quorum Cyber is a cybersecurity company based in Edinburgh, incorporated in Scotland in 2015 (SC510322).
What they do
“Quorum Cyber provides Microsoft cyber security services that translate real-world threat signals into clarity, confidence, and stronger defence.”
In its own words, on quorumcyber.com
In plain speak
They provide cyber security services for Microsoft systems, turning threat information into clearer understanding and stronger protection.
In the news
People in the news
Led the firm's acquisition expanding into Europe
Latest from Quorum Cyber
Financials
4 charges registered at Companies House as outstanding: security over the company's assets for borrowing or another obligation, per the 1 Oct 2026 register snapshot. See the charges
Timeline
- newsEdinburgh’s Quorum Cyber to buy Ontinue of Zurich
- newsEdinburgh cyber security firm buys into Europe
- newsEdinburgh-founded Quorum cyber appoints new CEO
- newsEdinburgh’s Quorum Cyber hires four new leaders
- directorJohn James, Dr Wallace appointed Director
- directorGreg Rutherford Aitken appointed Director
- directorFederico Charosky appointed Director
- incorporatedQuorum Cyber incorporated as SC510322
Use this data
Download everything ayeoh holds on Quorum Cyber, free: CSV · JSON-LD. Every row carries its source and date.
Record completeness 60 of 100; not yet held: filed accounts, three years of accounts, turnover, funding rounds.
On the record
Edinburgh-headquartered Quorum Cyber announced an acquisition expanding it into continental Europe.
Licensed to sponsor visas (Global Business Mobility: Senior or Specialist Worker, Skilled Worker)
A director appointed
2 directors resigned
Won a public contract from University of Glasgow: Direct Award of PURCH3054 for the Provision of Managed Detection and Response (£2.56m)
Won a public contract from Perth & Kinross Council: PKC11947 Cyber Security Operations Centre (CSOC) Managed Service (£78k)
Won a public contract from Perth & Kinross Council: PKC11947 Cyber Security Operations Centre (CSOC) Managed Service (£78k)
Audit exemption subsiduary accounts filed for the year to 31 May 2025
Won a public contract from Renfrewshire Council: ICT Healthchecks (Interim) (£131k)
Won a public contract from Fife Council: CFM0251- Managed Security Operations Centre (£198k)
Audit exemption subsiduary accounts filed for the year to 31 May 2024
Won a public contract from Renfrewshire Council: ICT Healthchecks (Interim) (£131k)
Won a public contract from Renfrewshire Council: Security Operations Centre Services (Interim) (£55k)
Won a public contract from University of Glasgow: PURCH2414 Direct Award for the Provision of Managed Security through Quorum Cyber (£767k)
A director resigned
Audit exemption subsiduary accounts filed for the year to 31 May 2023
A director resigned
Small company accounts filed for the year to 31 May 2022
A director resigned
2 directors appointed
A director resigned
A director resigned
Small company accounts filed for the year to 31 May 2021
A director appointed
A director resigned
A director resigned
A director appointed
Incorporated at Companies House
Listed by Maven Capital Partners: it is in the Maven Capital Partners portfolio
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