CYBER SECURITY CONSULTANTS — LONDON

Cyber Security Consultants
in London — City of London

London's cybersecurity-specialist consultancy. We help London businesses protect Microsoft 365, Entra ID, and cloud infrastructure — with fixed-price consulting, 24/7 managed SOC monitoring, and genuine expertise in the regulations London's sectors actually face.

Registered: 128 City Road EC1V 2NX Fixed-Price Engagements FCA & GDPR Specialists Cyber Essentials 24/7 SOC Monitoring

THE LONDON CYBER THREAT LANDSCAPE

82%

of London businesses experienced a cyberattack in 2024 (DCMS)

£4.2m

average cost of a data breach for a UK SME including downtime and fines

74%

of London cyber incidents involve compromised identities or stolen credentials

24hrs

how fast we deploy monitoring after you sign — no long onboarding projects

Cybersecurity Services for London Businesses

From one-off risk assessments to full managed security — practical, measurable protection for London SMEs.

Cyber Risk Assessment

A structured review of your London business's security posture — what you have, what's missing, and what attackers would target first. Delivered as a prioritised action plan, not a 200-page report nobody reads.

Microsoft Entra ID & M365 Security

Deep expertise in securing Microsoft 365 and Entra ID for London businesses — Conditional Access, MFA deployment, Secure Score improvement, and identity threat monitoring.

24/7 Managed SOC

AI-powered Security Operations Centre watching your cloud environment around the clock. Every sign-in, every permission change, every anomaly — detected and actioned in under 60 seconds.

GDPR & Compliance Advisory

UK GDPR, Cyber Essentials, FCA SYSC, and ICO compliance support for London businesses. Gap analysis, remediation planning, and the documentation your clients, auditors, and insurers need.

Incident Response

When something goes wrong, minutes matter. We respond within 15 minutes to critical alerts — containment, forensics, recovery, and post-incident reporting for regulators and insurers.

Security Architecture Consulting

Design and implement Zero Trust security architecture for your London office and remote workforce — identity, endpoints, network, and cloud, done right from the start.

London Sectors We Specialise In

Each London sector has different regulatory obligations and threat profiles — we know yours.

🏦

Financial Services & Fintech

City of London, Canary Wharf

FCA-regulated firms, investment managers, payment processors

⚖️

Legal & Professional Services

Holborn, Midtown, Mayfair

SRA-regulated law firms, accountancies, consultancies

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Healthcare & Life Sciences

Harley Street, King's Cross

Private clinics, NHS suppliers, biotech, digital health

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Technology & SaaS

Shoreditch, Old Street

Startups, scaleups, software companies needing SOC 2

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Property & Construction

City, Docklands, South Bank

Developers, estate agents, PropTech platforms

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Media & Creative

Soho, Clerkenwell, Camden

Agencies, publishers, content platforms, broadcasters

SPECIALIST SERVICE

Microsoft Entra ID & Identity Security Consulting

Zero Trust identity architecture, Conditional Access design, PIM, and continuous identity threat monitoring for London businesses on Microsoft 365.

Cybersecurity Consulting London — FAQ

Talk to a London Cybersecurity Consultant

Free 30-minute security review — no pitch, no obligation. We'll look at your current setup and tell you honestly what your biggest risks are.

Gridisys

AI-powered cybersecurity and app development. Protecting and building for businesses worldwide.

© 2026 Gridisys. All rights reserved.Gridisys Ltd — Company No. 15780405 — Registered in England & WalesRegistered Office: 128 City Road, London, United Kingdom, EC1V 2NX

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