World Class IT Services
Covering Herts, Essex and London
Welcome to DEX IT SYSTEMS SUPPORT, your go-to destination for professional IT services. With our expert team and cutting-edge technology, we provide world-class solutions for all your IT needs. Whether you need computer consultancy, hardware manufacturing, networking services, security solutions, or support and services, we've got you covered. Our services are available in the Herts, Essex, and London areas.
Expert Team
Our team of highly skilled professionals have the knowledge and experience to deliver exceptional IT solutions.
Cutting-Edge Technology
We stay up-to-date with the latest advancements in technology to ensure our clients have access to the best solutions.
Personalized Approach
We understand that every business is unique. That's why we take a personalized approach to meet your specific IT requirements.
Services
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Managed IT Support
Managed IT support that works quietly in the background, so your business can shine up front.
We deliver proactive managed IT support that prevents issues before they disrupt your team. From day-to-day reliability to robust, organisation-wide cybersecurity, we keep your systems secure, stable, and running smoothly—so you can focus on what matters most.
CyberSecurity Service Provider
As a leading Managed Cybersecurity Service Provider, NetMonkeys delivers fully managed cybersecurity solutions designed to protect your systems, data, and people.
We combine advanced threat detection, continuous monitoring, and strategic security planning to keep your organisation resilient, compliant, and always one step ahead of evolving cyber threats.
We operate as a strategic security partner — not just a reactive support function — embedding cybersecurity into your wider business strategy to reduce risk, strengthen governance, and enable confident growth.
Managed Cloud Services
Managing your cloud environment shouldn’t slow your business down.
As a trusted cloud managed services provider, we deliver fully tailored Managed Cloud Services that keep your systems secure, scalable, and performing at their best. We handle the complexity behind the scenes—so your cloud works faster, smarter, and in step with your business goals.
Microsoft 365
Microsoft 365 sits at the heart of modern workplace productivity.
As part of our Managed Cloud Services, DEX IT SYSTEMS SUPPORT helps businesses unlock the full value of Microsoft 365 — from Microsoft Outlook and Microsoft Teams to Microsoft SharePoint and Microsoft OneDrive.
We ensure your people stay connected, secure, and collaborative across devices and locations, while maintaining strong governance, data protection, and seamless user experiences.
Network Infrastructure Services
Our network infrastructure management services take a proactive, architecture-led approach to maintaining performance, availability, and security. We continuously monitor network health, analyse traffic patterns, and identify bottlenecks, misconfigurations, and vulnerabilities before they affect users or critical workloads.
Through structured lifecycle management—including configuration control, firmware updates, capacity planning, segmentation, redundancy design, and performance optimisation—we ensure your network remains stable, scalable, and secure.
With documented network architecture, proactive fault detection, and defined SLAs, your infrastructure becomes predictable, resilient, and easier to govern as your organisation evolves.
About Us
Professional IT Services for Your Business
At DEX IT SYSTEMS SUPPORT, we are dedicated to delivering top-notch IT services that help businesses thrive. With years of experience and a passion for technology, our team of experts is committed to providing innovative solutions tailored to meet your specific needs. Whether you're a small startup or a large enterprise, we have the knowledge and expertise to support your IT infrastructure and drive your business forward.