Small Business IT Support London Ltd
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Small Business IT Support London Ltd
We provide comprehensive IT support for small and medium-sized organisations across London, delivering both remote and onsite assistance with rapid response times and efficient fault resolution. Our services span helpdesk support delivered by engineers familiar with your operations, secure backup and disaster recovery using local, cloud and offsite systems, and professional hardware repairs for end-user devices, servers and networking equipment. We also offer structured user training, network design and maintenance, Office 365 and Google Workspace support, VoIP phone system installation, Wi-Fi deployment, IT relocation services and robust cybersecurity solutions. From Cyber Essentials and ISO 27001 preparation to continuous monitoring and patching, we ensure your systems remain secure, compliant and resilient.

Our IT support agreements are designed with flexibility in mind, allowing you to select time-based assistance or a fully managed unlimited support model at a fixed monthly cost. All options include guaranteed response times and can be tailored with proactive, reactive and cybersecurity monitoring add-ons. We begin with a free initial consultation to assess your requirements, followed by a structured onboarding process to resolve outstanding issues and secure your infrastructure. We support businesses of every size from one-off projects to long-term partnerships, serving a broad range of industries throughout London and surrounding areas with experienced, approachable technicians.
Served areas
  • Central London, Mayfair, Knightsbridge, Marylebone, Soho, Chelsea, Victoria, Covent Garden, Holborn, City of London, St James, Westminster, Belgravia, Paddington, Bayswater
Details
  • Year established: 2022
  • Insured
Highlights and features
  • Rapid response remote and onsite IT support services
  • Comprehensive cybersecurity protection across network, cloud and endpoints
  • Office 365 and Google Workspace expert support
  • Flexible IT support agreements with guaranteed response times
  • Reliable backup and disaster recovery with minimal downtime
  • Specialist small business IT support across London
Payment methods
  • Checks
  • Bank transfers
Services
Managed IT Support Services London We provide reliable managed IT support designed for growing small and medium-sized businesses. Our services reduce downtime, strengthen security, and improve system performance. Businesses gain access to wide-ranging technical expertise without the cost of in-house teams. We combine proactive monitoring with fast reactive support. Every solution is tailored to operational and budgetary needs.
Cybersecurity services for Small Business Our cybersecurity services are built to safeguard small businesses against modern threats without unnecessary complexity. We deliver layered protection covering networks, devices, data, cloud platforms, and user access, while promoting secure working practices across teams. Through prevention, detection, and rapid response, we work to minimise financial loss, downtime, and long-term reputational harm.
IT Network Support London We provide dependable IT Network Support designed to keep your systems stable, secure, and performing at their best. Our service covers everything from daily fault resolution to proactive monitoring, security hardening, and long-term optimisation. We ensure your network operates reliably in the background. This allows your team to remain focused on delivering work without unnecessary technical disruption.
Outsourced IT Support Our outsourced IT support service is designed to manage your entire technology environment with efficiency and precision. We provide continuous system oversight, rapid issue resolution and robust security across your infrastructure. This approach allows your team to operate with confidence, while we ensure your IT remains resilient, compliant and aligned with business objectives.
WiFi Installation Service We provide expertly planned Wi-Fi installations tailored to the operational demands of todays businesses. Our engineers assess your environment, network load, and building layout to design a solution that performs reliably under real-world conditions. From small offices to complex multi-access-point systems, we deliver scalable, secure networks built for long-term performance and uninterrupted daily operations.
Email Migration Services When your organisation changes email platforms or modernises its systems, a carefully managed migration is essential. We provide a structured, secure, and end-to-end email migration service that protects your data and minimises downtime. Our approach ensures your staff experiences continuity, stability, and immediate access upon completion.
Office IT relocation services Relocating your office requires far more than moving equipment from one building to another. We manage every technical element, from planning and audits to safe transport and full reinstallation. Our team ensures networks, servers, telephony and security are fully operational on arrival. The result is a controlled move with minimal disruption to your business.
VOIP Phone System for Small Businesses Our VoIP phone system delivers reliable, professional communications without the cost and rigidity of traditional telephony. We provide enterprise-grade features at a price point suited to small businesses. The system scales as your organisation grows and supports flexible working with ease. Our focus is on clear call quality, resilience, and measurable cost savings.
Cyber Essentials Support We offer end-to-end Cyber Essentials support to help organisations achieve and maintain certified cybersecurity standards. Our approach includes technical assessments, implementation of required safeguards, documentation support, and managed compliance preparation. Every control is applied methodically to reduce exposure to prevalent digital risks. This ensures your systems meet certification expectations with confidence and consistency.
Reviews (2)
Ella Lopez
Ella Lopez
Jul 16, 2025
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Very happy with Constantine's services, highly recommend.
Very knowledgeable and on point.
Martha Jenkins
Martha Jenkins
Oct 25, 2024
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Constantine consistently delivers knowledgeable and invaluable assistance when required. We're grateful for his expertise and support. Thank you!