Best Cyber Security Companies in the United Kingdom

Packetlabs is a Canadian SOC2-certified cybersecurity firm that's specialized in ethical hacking services, including penetration testing, application security testing, objective-based testing, ransomware penetration testing, cloud penetration testing and more. Our core values include thoroughness, integrity, h ... read more about Packetlabs

Open since 1994, LME Services helps U.S. businesses protect and optimize their technology. We focus on top-level I.T. Support and Cyber Security education so that you understand the cyber risks to your business We send your issues to YOUR TECH ACCOUNT LEAD.  From there, your account lead takes over supp ... read more about LME Services

Established in 2009, OpenXcell has become a leading force in software development. Our team of 500+ skilled professionals boasts a proven track record of delivering over 1,000+ innovative and scalable solutions. At OpenXcell, we specialize in providing end-to-end software development services, including web and mobile ... read more about OpenXcell

ISO 27001 certified, HJS Technology guarantee that you will benefit from our outstanding customer service, value and results driven IT solutions; secure, reliable and proactive IT support and IT managed services, telecoms and document solutions for organisations in the South with 5 - 200 computer users. Because we u ... read more about HJS TECHNOLOGY LIMITED

Technical and security specialists delivering professional, proactive and reliable IT support for business. Supporting clients around the UK from our office in South London, maintaining IT infrastructure networks and  servers for companies, large and small. Professional services and bespoke packages from complete ... read more about Helpdesk Heroes

Clear Thinking deliver market leading cyber security and IT solutions to businesses across the UK. We have designed a market leading framework that delivers fully managed IT Support, cyber security, compliance, and value added services. Our services are suited to industries that are required to meet strict regula ... read more about Clear Thinking

At Vuntie, our aim is simple: To create extraordinary cybersecurity gadgets that blend a unique trilogy of European craftsmanship, performance, and open-source technology. Besides gadgets, our mission is also to deliver professional consulting services of uncompromising standards that meet the highest expectations in t ... read more about Vuntie

Quorum Cyber was created to protect organisations that cannot protect themselves #WeFightBullies Today, we serve customers across the UK, Europe and Middle East a collection of consulting products and managed security services, delivered through our own platform called Clarity. Our range of innovative, simple security ... read more about Quorum Cyber

At Enlightened IT Services LTD, we’re all about using technology to help you achieve your goals, whether you want to take over the world or just get things done and go home early. Applied intelligently, technology can be an incredible asset to your business. Unfortunately, very few businesses truly enjoy the bene ... read more about Enlightened IT Services

We are not resellers. We are unbiased and committed to finding a solution that works. Acting as trusted Cyber and Information Security brokers, we help companies to Reduce Risk, Increase Assurance and Improve Performance. At YorCyberSec we are yet to come across an IT team that can say ‘We are overstaffed and und ... read more about YorCyberSec

  Precursor Security is a UK Based Offensive Security specialist and Cyber Security consultancy, with a strong track record in the delivery of bespoke Penetration Testing engagements and Security Solutions. We work closely with our customers to identify, prioritise and advise on weaknesses in their security pos ... read more about Precursor Security

Welcome to Axiom Cyber Intelligence, leaders in the protection and security of the confidentiality, integrity and availability of the data and operations in your business. We work with clients to keep them ahead of the ever-growing risks attached to being dependent on computers, IT and the internet to keep organisation ... read more about Axiom Cyber Intelligence

Chorus is a transformative managed cyber security and IT services provider (MSSP & MSP) that uses modern Microsoft technology to create a more secure and productive world of business. As one of the UK’s leading Microsoft partners, we combine our human expertise with the Microsoft technology stack, automation, ... read more about Chorus

NCC Group is a global expert in cyber security and risk mitigation, working with businesses to protect their brand, value and reputation against the ever-evolving threat landscape. With our knowledge, experience and global footprint, we are best placed to help businesses identify, assess, mitigate & respond to the ... read more about NCC Group

We recognise that cyber-crime is a major threat to the security of your organisation. We are highly adept at reducing risk and protect your data and assets by using next generation security solutions. Certified under the Government Cyber Essentials Scheme and IASME, an information security standard, we work with a rang ... read more about Bleam Cyber Security

We are a cyber and Information security services provider. Founded by university academics and consultants we develop and provide system penetration, network intrusion, incident response, user awareness and information governance solutions, strategies and services. Our employees are a combination of PhD qualified resea ... read more about Samurai Digital Security

Operating 24/7 from our state-of-the-art UK Security Operations Centre (SOC) & Network Operations Centre (NOC), Comtact Ltd. is a Government and CREST-approved Cyber Security and IT Managed Service Provider, helping transform and secure the UK's leading organisations. #cybersecurity #infosec Learn more at www.c ... read more about Comtact

We help businesses with ISO27001, GDPR & Cyber security - that is to say, we help them to protect themselves from cyber crime. Cyber crime is rising year on year, and with the arrival of the GDPR, businesses need to be proactive about protecting their data. Many businesses, however, don't understand the threats ... read more about ADL Consulting

Sky Discovery is a leading independent eDiscovery firm. 

We are a cyber security consultancy specialising in cyber security strategy, risk management, architecture, and engineering.  We work primarily with small to medium sized business and provide consultants across the healthcare, education, financial services and SaaS sectors. We take a business focused, risk driv ... read more about Nicolson Bray Ltd.

VOROR is committed to assuring its clients that their sensitive data and information is protected by our revolutionary, national security-grade cybersecurity solutions. Since our inception, we have provided corporations with cybersecurity solutions that have protected data and networks from unauthorised access while ... read more about Voror

Recruitment experts specialising in a range of industries.

FoxTech is an independent , friendly and deeply specialised cyber security managed services provider in the UK, with expertise spanning decades of Public Sector and Government services. Through our SOC Services we provide information security advice, assurance and solutions to help you make informed decisions ... read more about FoxTech Cyber

In the ever-evolving digital landscape, Cloudseals introduces the avant-garde: AiOps, where artificial intelligence and operations converge in perfect harmony. Imagine a symphony conductor, orchestrating your IT infrastructure with the precision of a virtuoso, and that's precisely what AiOps delivers. It's a dy ... read more about Cloudseals Private Limited

GoAllSecure serves as a worldwide cybersecurity guardian, extending its protective shield to both governments and private sector entities. With a comprehensive suite of services, we offer assurance and advisory consulting that spans diverse industry sectors in the EMEA, NA, and APAC regions. Our holistic 360° appro ... read more about Go All Secure

Moore Stephens IT Solutions provide IT support for businesses, charities, schools and the home user with a focus on delivering you the very best customer service. What makes us different from the rest? Our clients are constantly benefiting from the responsive, thorough service delivered with a friendly approach from ou ... read more about Moore IT

Littlefish is a multi-award-winning Managed IT Services Provider that is growing significantly through tangibly delivering on our promises of enhanced user experience, improved customer satisfaction and achieving authentic business value. We’ve disrupted the mid-market and enterprise marketplace and become an est ... read more about Littlefish

Founded in 2008, we work with businesses from a variety of industries to gain new prospects, nurture existing leads and further grow their sales.

  Established in 2000, ECSC is the UK's longest running, 'full service'​ information and cyber security service provider. We are a security partner that can help you in all aspects of your information and cyber security requirements, having helped clients in over 20 countries recover from incident ... read more about ECSC

Outsource UK is one of the country’s largest and most successful independent specialist recruitment agencies. We were established in the early 1990s by our Founder, Paul Jameson, who saw the value for a quality technical recruitment agency which focuses on building long lasting relationships with both clients and ... read more about Outsource UK

ITWiser provide an array of IT services to all types of business. Our detailed service portfolio enables us to be a Managed Service Provider (MSP), a Value Added Reseller (VAR) and an IT Solutions Provider. We always work closely with out clients to ensure they get the level of service their business needs to function ... read more about ITWiser

Founded in 2004, the Infosec Partners group provides an extensive range of cyber security services from Vulnerabiity Testing and Managed Security Services to Forensic Incident Management and Formal Certification to PCI DSS and ISO 27001.

We’re a highly professional full-service IT Support company in Manchester. Our family-run business has provided expert IT Support to organisations in Manchester and across the North East for years.  Prepare your business for the future with Apex Computing’s IT Support solutions.

We know it’s important to have professional, technical expertise available when you need it, but the main benefit to you is increasing the resources in your business. You don’t need to worry about finding the right staff to look after IT problems, update systems, or run projects. We can provide the right pe ... read more about Immersive IT

We are database administration consultant offering baas, dbaas solutions, cyber security, cloud services and SQL Server Consultancy in The UK. Contact us Now.

Developing resilience to cyber threats, enables your organisation; be it a law firm, corporate or government department; to protect your business, your reputation and your clients’ confidence. Cyber resilience helps your firm prepare, prevent, respond and successfully recover from attacks. It minimises any impact ... read more about Warner McCall Resilience

At Sophos we know that the solution to complexity is not more complexity. We tackle security challenges with clarity and confidence, knowing that simple security is better security.

A leading company in the Information Security field providing professional cybersecurity services and products to an extensive clientele of esteemed high-profile businesses and cutting-edge startups. Our mission is to empower enterprises by fortifying their digital fortresses, securing not only their web services, mobi ... read more about THE WHITEGUARD

TWC (TransWorldCom) provides world-leading IT and Communication solutions across a range of services including IT support, Cloud telephony, contact centre , business connectivity, cybersecurity, systems integration, unified communications & disaster recovery capabilities.   TWC is trusted by over 3,000 c ... read more about TWC IT Solutions

From helping you create an IT strategy that meets your 5-year business plan, through integrating your systems to give instant access to data across sales, marketing, ops and finance, through to implementing a CRM successfully...we'll work with you strategically to find the right solution, and work with your teams t ... read more about Alscient Limited

SparkX Digital is a full-service digital marketing agency that helps businesses of all sizes achieve their online goals. We offer a wide range of services, including: Search engine optimization (SEO) Pay-per-click (PPC) advertising Social media marketing Content marketing Email marketing Website develop ... read more about SparkX Digital

Business Software & Technology Services | Established in 1991, Frontline Consultancy is a privately owned specialist IT company passionate about delivering outstanding service. We offer a range of services − from SAP Business One, Sage Enterprise Management (formerly Sage X3), IT Support and Cloud Solutions, ... read more about Frontline Consultancy

Ballard Chalmers is one of the UK’s leading custom software development companies, specialising in enterprise applications on the Microsoft Platform. We are principally dedicated to custom software development and integration for the Microsoft Cloud, as well as on-premises and hybrid systems. Our expertise is ... read more about Ballard Chalmers

HEXENS secures your business, data and assets by providing cutting-edge cybersecurity services and solutions, covering all the aspects of the company's digital presence.We go above and beyond expectations to secure digital assets and data. Our goal is to provide an incomparable experience when it comes to serving y ... read more about HEXENS

FortySeven Software Professionals (FSSP) is a European based IT consulting, IT outsourcing and full-cycle software development company. Over a decade FSSP helping clients to scale their business operations from startups to Fortune 500 companies. FortySeven has offices in UK, Spain, Latvia and Poland. FortySev ... read more about FortySeven Software Professionals

Since 2003, we have been supporting businesses with their technology, security and compliance needs. In addition to our expertise, friendly and reliable support and secure 42 Rack Data Centre in heart of Sheffield, we also speak plain English ensuring our customers are focused on results not trying to decipher IT jargo ... read more about Netcom Technologies

RiverSafe Limited is a specialist consultancy that offer only the highest quality services and support in the network security and information management space. Our unique approach to fulfilling each of our customers'​ requirements is backed by a wealth of experience, developed through work in some of the largest ... read more about River Safe

Intercede has been delivering innovative cyber security solutions to real-world digital identity challenges for governments, police, military and multi-national companies for more than twenty-years. Our robust MyID credential management system (CMS) and wider MyID platform is trusted by leading organisations around ... read more about Intercede

A multiple Microsoft Gold Partner with ISO9001, IS027001 and Cyber Essentials accreditation, Bridgeall can help your organisation build a Modern Intelligent Workplace quickly and securely. We work closely with you to ensure that the right technology solutions are embedded at the core of everything your organisation doe ... read more about Bridgeall

We build excellent mobile & web applications using current technologies and advancements. Mobitsolutions is a website development company in uk also provides Mobile Apps, digital marketing services, with a focus on search engine marketing (SEO & PPC). Mobitsolutions was founded by tw ... read more about Mobitsolutions

Making website development easy: website design & development, website hosting, bespoke web hosted software, open source software Making cloud computing easy: secure online backup, Office 365, cloud CRM Making data security easy: business continuity planning, data recovery, secure data destruction