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IT Companies in London

Compare IT and cloud providers working in London. What the market looks like, how to narrow a very long shortlist, and when being local actually matters.

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IT Providers in London

Showing 889–912 of 3149 providers in our directory

Commercis Plc

London

With over three decades of experience in the communications and technology sector, Commercis has established itself as a trusted leader in delivering global connectivity, technology solutions, and strategic consulting. As a firm with a truly international footprint, we help organizations navigate the complex landscape of digital infrastructure—connecting people, systems, and markets across continents. Our ever-expanding network of partnerships with industry-leading technology providers enables us to deliver cutting-edge, future-ready solutions that address the complex and evolving needs of our clients. From next-generation satellite and terrestrial infrastructure to hybrid networks and cloud-integrated systems, we leverage the latest advancements in technology to ensure seamless, resilient connectivity. At the core of our offering is a strong focus on cybersecurity, ensuring that all solutions are designed with security and data integrity as a priority. We provide end-to-end capabilities—from design and implementation to proactive monitoring and lifecycle management—creating high-performance, secure communication networks that support mission-critical operations around the world. With deep technical expertise and a forward-looking approach, Commercis empowers clients to stay ahead in an increasingly connected and digital world. At the heart of our business is a commitment to best-in-class service and technical support, delivered by a global team of experts. From initial consultation through deployment and long-term operations, Commercis is your ideal partner in achieving seamless, scalable, and secure connectivity worldwide.

Design Supply Ltd

London

Design Supply one of the most successful independent reseller for the biggest large format printer brands in the UK. Our experience and know-how in large format printers means we specify the right piece of kit to do a great job, on time and on budget. Our customers save time, money and resource working with us for all their printing needs; hardware, paper, media and stationery supplies. Specialties Our team of people have all the expertise you need.

Elsewhen

London

Elsewhen, is a digital consultancy based in London. Since our inception in 2011, we have striven to redefine digital consultancy with a distinctive approach that integrates strategy, design, transformation, and engineering, enhanced by the application of innovative technologies and Generative AI, revolutionising how businesses engage with their stakeholders. Today, Elsewhen is recognised by the Financial Times as one of the UK’s Leading Management Consultants 2025 and among Europe’s FT1000 fastest-growing companies. Trusted by FTSE 100 and S&P 500 leaders, we deliver best-in-class, end-to-end solutions for business-critical functions to prestigious clients including Google, Mastercard, Spotify, WPP, Microsoft, NATS, Inmarsat, Viasat, Chase, Citi, Techcombank, KKR, Tesco, Bupa, and more.

Mercore

London

Mercore is fintech / non-bank lender which specialises in the provision of trade and supply chain finance. We leverage digital solutions, wherever possible, to provide a service that is faster and less costly, whilst also being more operationally resilient and sustainable. We work with a wide range of customers and markets; from SMEs to mid/large-sized companies, supporting their transactions across the globe. In addition to our financing activities, we offer a range of anti-financial crime and due diligence services. Our range of services and expertise enable us to undertake those transactions which may present more complex AML/KYC risk factors and require specialist knowledge, risk management and controls. In April 2023, Mercore won the ‘Best Use of Interoperable Digital Trade in the Banking Sector’ at the inaugural International Chamber of Commerce’s Digital Trade Awards for our digital bill of exchange transaction, financing the purchase of sugar from Nicaragua by a UK based SME.

AAG (Alfred Ashley Group Ltd)

London

Computer Support, Business Phone Systems, Cloud, VoIP and Network Security in London, Cirencester, Cheltenham, Portsmouth and South West England. What do we do? IT, Telecoms and Tech - Cloud and on premise. Supply, Installation and Support; Hardware, Software, Servers, PCs, Laptops, Workstations, Network Equipment, Printers, Scanners, Photocopiers, Telephone Systems, Handsets, Phone lines (PSTN/ISDN), ADSL / Broadband lines, Business mobile, Email and Internet Services. Where do we operate? London, Cirencester, Cheltenham, Gloucestershire, Wiltshire, Hampshire, Oxfordshire and Northwest England are home to the majority of our clients. We also have clients nationally with employees around the globe - experiencing the same level of service. Who are our customers? Companies with 5 to 55 staff who require proactive good advice, efficient equipment supply and high quality support - in these industries: Solicitors, Accountants, Care Homes, Interior Designers, Architects & Designers, Consulting Engineers, Advertising Agencies, Media Agencies, Insurance & Financial Services, Quantity Surveyors, Estate Agents, Legal Profession, Medical Profession, Retail, Distribution & General Small to medium size business / SME / SMB.

Cybrace

London

We help businesses navigate the complex digital landscape with confidence. Our expert team delivers comprehensive cybersecurity solutions and IT consulting services that protect your assets while driving growth. ️ Our Services: • Cybersecurity Assessment & Auditing • IT Infrastructure Consulting • Compliance & Risk Management • Cloud Security Solutions • Incident Response & Recovery • Security Awareness Training Why Choose Cybrace: ✓ Industry-certified security experts ✓ Tailored solutions for y

xenscope

London

xenscope is a subscription-based property intelligence platform delivering high-accuracy data to power smarter decisions across the energy transition and social impact sectors. Our platform enables: - Renewables Marketing & Targeting – Identify and engage the right properties for solar installations, air source heat pumps (ASHP), and other green technologies with precision targeting that maximises conversion rates and removes uncertainty with mass direct marketing. - Fuel Poverty Initiatives – S

Identiom

London

Outsourced IT Services for Professional Services, Asset Management firms & High-Net-Worth Individuals

Lobsternet

London

Refurbished and new networking hardware supplier.

Pconet

London

Pconet delivers Operational Technology (OT) engineering and cybersecurity solutions for mission-critical environments, specialising in OT network architecture, asset onboarding, system validation, and OTZK security deployments.

Procureus

London

Procureus Ltd provides trusted IT network and security hardware and software to businesses across the UK.

Qcom

London

Top‑tier IT support Birmingham specialists offering proactive, reliable solutions to keep systems running smoothly, tailored IT network support. Contact us now

Quality IT Support

London

Our IT Support Services IT support Disaster recovery Network security Cloud computing voip-phone Microsoft 365 remote working IT CONSULTANCY

Direction Forward

London

Digital deciphered. We work with you on how to best leverage digital technologies to deliver maximum value.

Fluid IT

London

We deliver dedicated IT support to our clients; support that’s transparent, accountable and enables them to do the work that they do best. As your Managed Service Provided (MPS) we can take care of all your licencing, procurement and cyber security r

FN IT

London

FN IT offers top-notch IT services, including IT support, network solutions, and technology services tailored for your business needs.

Gelada Networks

London

The premier AI-driven Managed Service Provider (MSP) based in London. Intelligent IT solutions, Cybersecurity, and Cloud infrastructure for small businesses.

PC & Apple Mac Support London EC1

London

PC Support and Apple Mac Support London- Them Digital specialise in a full range of computer services including maintenance, IT sales, hosted services, networkinig and consultancy to clients in EC1, Islington and Central and Greater London

2|SEC

London

As the UK's leading cyber security company, we've got the experience and expertise across a wide range of capabilities that can ensure your cyber resilience.

Chip Systems

London

Chip Systems provides personalized IT service management and support, scaled to suit your business needs.

Network as a Service

London

Network as a Service is a UK-based IT solutions provider offering network infrastructure and security services through a flexible subscription model. They specialize in SD-WAN, SASE, network security, switching, wireless solutions, and smart camera/sensor deployments with managed support.

Pure Technology

London

Pure Technology is a UK-based IT services provider offering managed IT support, cloud voice, connectivity, security, and data backup solutions. They serve various industries including professional services, legal, hospitality, media, and education.

D H Technical Services Limited

London

D H Technical Services Limited is a UK-based IT services provider offering managed IT support, modern cloud solutions (Microsoft 365, Azure), cyber security, and voice & connectivity services. They provide comprehensive managed services and support to businesses.

IMATIK

London

Lead your organisation into the new era of technology - Cloud Networking | Cyber Security | Intelligence. Learn more about IMATIK & Cisco today.

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