Explore top managed IT services in the UK, helping businesses strengthen cybersecurity, reduce operational issues, and maintain reliable technology infrastructure. Compare experienced IT partners by expertise, support capabilities, and service offerings to find the right fit.

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 × Professional Services × Sort by: Number of Reviews ×Clear Filters
  • The Single Source For Your Business Technology Needs

    Congruent Software, headquartered in Bellevue, WA, delivers software development and IT consulting to global enterprises. With 30+ years and 3,000+ projects, the Microsoft and Salesforce partner specializes in AI, cloud, custom apps, data analytics, Dynamics 365, Salesforce and SharePoint...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • Software Testing
    • IT Services
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    100 - 249

    Congruent Software Inc. Services

    • AI Development
    • Software Development
    • Mobile App Development
    • Software Testing
    • IT Services
    • CRM Consulting
    • ERP Consulting
    • Big Data Analytics
    • DevOps Consulting
    • Managed Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • 3M
    • Starbucks
    • Microsoft
    • Premera Blue Cross
    • Hitachi Consulting
    • Getty Images
    • Daktronics
    • Council on Foreign Relations
    • GEA
    • Fanatics
    Data sourced from the agency's DesignRush profile
  • Where agencies and brands come when they're pulling their hair out with data challenges

    Dolphin Analytics is where agencies and brands come when they're pulling their hair out with data challenges. An AI-native analytics agency: we audit and repair tracking (GA4, GTM, server-side), keep measurement GDPR-safe, and automate reporting and A/B testing. London based; UK, Europe and US...

    Top Services:

    • Big Data Analytics
    • CRO
    • Business Consulting
    • Market Research
    • IT Services
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49

    Dolphin Analytics Services

    • Big Data Analytics
    • CRO
    • Business Consulting
    • Market Research
    • IT Services
    • Cloud Consulting
    • Engineering
    • CRM Consulting
    • Managed Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Illumicrate
    • ElevateJet
    • Robot Zebra
    • Smallwood
    Data sourced from the agency's DesignRush profile

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
127,405+
2

Portfolio Review

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

Applicants rejected
49%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
2

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

See how rankings and monetization work.