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Trusted IT Support Services in London
Mustard IT is a boutique London-based IT support company renowned for its personalized approach to customer service. With a focus on rapid response times and tailored support packages, we deliver comprehensive IT solutions including cybersecurity, cloud computing, and infrastructure development. Our dedicated engineers and account managers ensure businesses receive 15-minute response times, proactive network monitoring, and strategic IT consultancy. Established to provide cost-effective, flexible pricing models, we prioritise client satisfaction through clear communication and technical expertise.

Our clients, including Regus and United Agents, consistently praise our ability to resolve complex issues efficiently while maintaining a deep understanding of their systems. Operating on three-month contracts, we combine remote and on-site support to meet the evolving needs of SMEs across London and the Home Counties.
Services
IT Support Cloud Computing IT Consultancy Cybersecurity Infrastructure Development Managed Backup Digital Transformation Service Desk Scheduled On-site Support Compliance Management
Highlights and features
  • We guarantee a 15-minute response time for IT support.
  • Our dedicated account managers provide tailored support packages.
  • We offer proactive network monitoring and business continuity planning.
  • Our engineers explain technical issues in simple English.
  • We operate on flexible three-month contracts with no long-term commitment.
What people say
First class IT support Cost-effective support service Knowledgeable and helpful engineers Hassle-free solutions Intimate working knowledge of systems
Services
IT Support
Mustard IT provides comprehensive IT support for London businesses, including remote assistance, network monitoring, and on-site visits. Our 15-minute response time ensures minimal disruption, while dedicated account managers tailor solutions to your organisation's needs. We handle everything from daily troubleshooting to strategic infrastructure improvements.
Cloud Computing
Our cloud services include migration, deployment, and ongoing support for platforms like Office 365, Azure, and AWS. We design scalable cloud infrastructures tailored to your business requirements, ensuring secure data storage and seamless collaboration. Training and continuous optimisation are included in every package.
IT Consultancy
Mustard IT offers expert consultancy for IT projects, from network design to cybersecurity implementation. Our consultants provide strategic guidance on disaster recovery, VoIP systems, and cloud integration. We work closely with clients to align technology solutions with business objectives, ensuring long-term efficiency gains.
Cybersecurity
Our cybersecurity services protect businesses from threats through managed defence solutions and security awareness training. We implement robust protection measures tailored to your risk profile, including firewall configuration, vulnerability assessments, and incident response planning to safeguard sensitive data.
Infrastructure Development
We design and maintain IT infrastructures including servers, routers, and wireless networks. Our engineers ensure systems remain up-to-date with regular reviews and hardware replacements. This service includes structured cabling, internet connectivity solutions, and optimisation of existing network architectures for improved performance.
Questions
What IT services does Mustard IT offer in London?
We provide IT support, cloud computing, cybersecurity, infrastructure development, and consultancy services tailored to SMEs across London and the Home Counties.
How quickly does Mustard IT respond to support requests?
We guarantee a 15-minute response time for all support tickets with options for same-day or scheduled on-site visits when required.
Can Mustard IT help with cloud migration projects?
Yes, our team specialises in cloud solutions including migration, deployment, and ongoing support for Office 365, Microsoft Azure, and AWS platforms.
Do you offer cybersecurity services for small businesses?
We provide comprehensive cybersecurity protection including threat prevention, vulnerability assessments, and staff training tailored to SME requirements.
What are your contract terms for IT support?
We operate on flexible three-month contracts with no long-term commitment, allowing businesses to evaluate our services regularly.
How does Mustard IT handle network infrastructure upgrades?
Our engineers conduct regular infrastructure reviews, implementing upgrades and maintenance to ensure optimal performance and future-proofing of your IT systems.
Reviews (5)
Satt MatharuRegus
Jun 04, 2021 Report
At Regus, we have our own internal IT resources but we sometimes call on the help of outside consultants like Mustard where specialist knowledge or a wider pool of experience is required. The team at Mustard are professional, knowledgeable and have been a pleasure to work with.
Zachary Gottlieb
Mar 22, 2018 Report
This Mustard team was so patient and explained everything at each step of the way. They got the work done quickly and I never felt overwhelmed. My business in now fully cloud-based and were very happy.
Mark Burton, Direct Consultancy Ltd.
Apr 22, 2017 Report
It's always beneficial to keep up with the ever-changing technologies in the business world and Mustard IT have made the whole transition of our old email system to cloud email smooth and simple. They are a helpful and reliable company to deal with and we highly recommend their services to any other company
Nicky Brown, Forum Events
Apr 22, 2017 Report
Mustard IT's support is first class. They look after all of our IT requirements as part of our support package and we couldn't ask for a better service provider. For any company wishing to engage a reliable IT maintenance partner, we can't recommend Mustard IT enough.
Rachel Keane, Rehab Hairdressing
Apr 22, 2017 Report
Thank you to everyone at Mustard IT for the quick and painless installation of our new IT equipment. We will certainly use you again in the future.