Discover top IT services companies in London that have partnered with leading brands like McDonald's and Coca-Cola. DesignRush connects over 1M monthly visitors with trusted agencies, facilitating over 100,000 successful client-agency matches each month. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United Kingdom × London × Media & Communications × Under $1,000 ×Clear Filters
  • IT For Businesses That Want A Trusted Partner

    Sereno IT is a London-based Managed IT Services and Cybersecurity provider helping SMEs build secure, scalable, and efficient IT environments. We deliver tailored support with zero churn, proven growth, and a partner-first approach, ensuring technology drives business success...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    • Cloud Consulting
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
    Portfolios Count
    5 Projects Listed
  • Engineering Organisational Intelligence

    Braidr is a global data and AI consulting company. They combine applied data science, AI, and systems thinking to engineer organisational intelligence for businesses, helping them maximise efficiency, perform better, and accelerate real-world advantage...

    Top Services:

    • AI Development
    • Big Data Analytics
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
  • Your Trusted IT Partner

    Marshall provides expert IT support, AI services, and tailored cyber security packages including Cyber Essentials certification, audits, and compliance consulting. With strong expertise in the creative sector, they provide both standard IT services and specialized support like cybersecurity, on-set cabling...

    Top Services:

    • IT Services
    • Managed Services
    • Cybersecurity
    • Cloud Consulting
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $160/hr
    Minimal Budget
    Under $1,000

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
129,437+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
3

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.

Frequently Asked Questions

What types of IT support can London IT support companies provide day to day?

London IT support companies handle the daily tech issues that keep a business running smoothly. Their day-to-day support services include: 

  • Help desk support 
  • Device setup and troubleshooting 
  • Network monitoring 
  • Software updates 
  • Security monitoring 
  • Email and account management 
  • Backup checks 
  • Remote and on-site technical support 

How do IT services companies in London improve security and reduce risk?

IT services companies in London improve security by tightening your systems, reducing weaknesses, and watching for threats in real time. They also put controls and backups in place so issues don’t turn into major losses.  

  1. Continuous monitoring 
  2. Patch and update management 
  3. Firewall and antivirus management 
  4. Access control and permissions checks 
  5. Data backup and recovery planning 
  6. Employee security training 
  7. Incident response support 

What certifications should an IT services company in London have for compliance?

An IT services company in London should hold certifications that prove it meets strict security and compliance standards: 

  • ISO 27001 shows it manages information security correctly 
  • Cyber Essentials or Cyber Essentials Plus confirms that it protects against common cyber threats 
  • ISO 9001 helps prove quality management 

Some companies also carry sector-specific compliance, like GDPR readiness or PCI DSS, if they handle payments. 

How fast can a London IT support company respond to outages or incidents?

Most London IT support companies respond within minutes for critical outages. Many offer guaranteed response times under an SLA, often 15 to 60 minutes depending on the plan. 

High-priority incidents usually get immediate remote attention. On-site support can arrive the same day when needed. The exact speed depends on your service level agreement.

What is included in a standard IT support package from a London provider?

A standard IT support package from a London provider covers the core services a business needs to stay operational. 

  • Help desk support 
  • Device setup and troubleshooting 
  • Network monitoring 
  • Patch and update management 
  • Security tools management 
  • Backup monitoring 
  • User and email management 
  • Remote and on-site supportÂ