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Quorum Cyber

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Provider Snapshot

Core services
Managed Detection & Response (MDR), Security Operations Center as a Service (SOCaaS), Threat Intelligence +4 more
Platforms
Microsoft Sentinel, Microsoft Defender XDR, Microsoft Defender for Endpoint +1 more
Client focus
SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
Response SLA
30 minutes
Website
quorumcyber.com

Company Details

Headquarters
Edinburgh, Scotland, UK
Founded
2016
Employees
200-500
SOCs
3
Response SLA
30 minutes

Pricing

Pricing Model
Subscription
Starting Price
Custom quote

About Quorum Cyber

Quorum Cyber is one of the very few Microsoft Security Solutions Partners globally that holds all four available Microsoft Security Specializations: Threat Protection, Cloud Security, Information Protection & Governance, and Identity & Access Management — placing it in the top half-percent of all Microsoft partners. Their Clarity platform gives clients unified visibility across the Microsoft security stack, while their Edinburgh-based analysts provide 24/7 threat monitoring and proactive threat hunting. Named a finalist for Microsoft Security MSSP of the Year at the 2024 Security Excellence Awards and recognized in Gartner's 2024 Market Guide for MDR, Quorum Cyber expanded significantly in 2024 through the acquisition of Canadian MSSP Difenda, strengthening its North American presence.

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Industries Served

Quorum Cyber has experience serving 5 industries, including the regulatory requirements and security challenges unique to each.

Supported Platforms

Quorum Cyber supports 2 security platforms. MSSPs with hands-on experience in your tools can onboard faster and tune detections more accurately.

Client Company Sizes

Quorum Cyber serves SMB (51-200), Mid-Market (201-1000), Enterprise (1000+) organizations. Providers focused on your company size tend to offer pricing and service levels that match your budget and team capacity.

Compliance Frameworks Supported

Quorum Cyber provides compliance support for 5 frameworks. Compliance support typically includes control mapping, evidence collection, audit preparation, and ongoing monitoring to keep you audit-ready year-round.

SOC 2GDPRISO 27001Cyber Essentials PlusNIST CSF

Certifications Held

Quorum Cyber holds 3 certifications. Each certification means the provider passed an independent audit of their security practices, operations, or technical skills.

ISO 27001Microsoft Verified MXDRCyber Essentials Plus

What Should You Ask When Evaluating Quorum Cyber?

Before engaging any MSSP, use these questions to assess whether the provider is the right fit for your organization. These apply to Quorum Cyber and any other provider on your shortlist.

  • What is included in the base service vs. what costs extra? Clarify whether incident response, compliance reporting, and additional log source onboarding are included or billed separately.
  • What response actions does the provider take directly? Some MSSPs only send alerts for your team to act on. Others take containment actions like host isolation or account lockout on your behalf.
  • What does the onboarding process look like? Ask about typical onboarding timelines, how much work your team needs to put in, and when full monitoring coverage goes live.
  • Can you provide references from similar organizations? Ask for references from companies in your industry and size segment. The experience of similar organizations is the best predictor of how the MSSP will perform for you.
  • What happens if we need to switch providers? Understand data portability, contract termination terms, and transition support. A transparent exit process is a sign of a provider that prioritizes long-term trust over lock-in.

Market Context

Selected insights from 401 MSSPs in our dataset