Best Cyber Security Companies in the United Kingdom

Are you worried that your business may be an easy target for modern day cyber-criminals? Starlink Security is here to put your mind at ease. An organisation founded by passionate crowdsourced researching experts. We pride ourselves on our world class CREST-approved and Offensive Security Certified Penetration Testers with a proven track record when it comes ... read Starlink Security reviews & insights

Are you worried that your business may be an easy target for modern day cyber-criminals? ... read Starlink Security reviews & insights

We specialize in delivering advanced cybersecurity solutions tailored to meet the unique needs of various industries including government, defense, healthcare, finance, aviation, and more. We offer a robust portfolio of cybersecurity solutions, including: • Compliance and Access Control: Crafting customized security frameworks that comply with industry-specific regulations. • Incident Response and Supply Chain Security: Providing ... read UNU HOLDING reviews & insights

We specialize in delivering advanced cybersecurity solutions tailored to meet the unique needs of various ... read UNU HOLDING reviews & insights

Our Cyber Security Consultancy helps you build a security posture that protects business value, meets compliance needs, and unlocks new opportunities, without the noise. We help ambitious companies turn cybersecurity into a growth advantage: accelerating product launches, securing investment, simplifying compliance, and strengthening trust with stakeholders. Whether you're preparing for a funding round, expanding into ... read Cyber Alchemy reviews & insights

Our Cyber Security Consultancy helps you build a security posture that protects business value, meets ... read Cyber Alchemy reviews & insights

Aardwolf Security is a leading UK-based cybersecurity firm specializing in bespoke cyber security services that identify, prioritise, and mitigate critical vulnerabilities before they can be exploited. We safeguard your organisation’s most valuable digital assets through comprehensive security assessments, expert guidance, and ongoing support. Our proactive approach ensures robust protection foryour infrastructure, applications, and data.

Aardwolf Security is a leading UK-based cybersecurity firm specializing in bespoke cyber security services that ... read Aardwolf Security reviews & insights

CyberSorted helps SMEs strengthen their IT Security via security tools that help them achieve improved compliance and security certification quicker.

CyberSorted helps SMEs strengthen their IT Security via security tools that help them achieve improved ... read CyberSorted reviews & insights

DTS Solution is an innovative organization that redefines the cyber security services industry. With dynamic and ever-changing business demands and requirements of information technology in the modern day, security related concerns, issues and challenges are more prevalent than ever before. DTS Solution delivers advanced cyber security solutions through is technology partnerships with industry leading security ... read DTS Solution reviews & insights

DTS Solution is an innovative organization that redefines the cyber security services industry. With dynamic ... read DTS Solution reviews & insights

Exploitr is a UK-based cybersecurity company founded with the goal of providing expert penetration testing and cybersecurity services that go above and beyond the expected standard. Our methodical, experienced approach aims to help your organisation proactively identify and remediate vulnerabilities before they can be exploited. By acting as an extension of your team, we deliver ... read Exploitr reviews & insights

Exploitr is a UK-based cybersecurity company founded with the goal of providing expert penetration testing ... read Exploitr reviews & insights

Forensic Control is a London-based cyber security consultancy founded in 2008 and an official IASME Certification Body. Led by former New Scotland Yard digital forensic specialists, we leverage nearly two decades of investigative experience providing practical cyber risk prevention. We specialise in Cyber Essentials, helping UK businesses win contracts and stay secure. Unlike most providers, ... read Forensic Control reviews & insights

Forensic Control is a London-based cyber security consultancy founded in 2008 and an official IASME ... read Forensic Control reviews & insights

NCC Group is a global cybersecurity company that helps organizations protect their data, systems, and digital operations. They work with businesses to identify risks, prevent cyber attacks, and respond quickly when threats occur. By combining expert knowledge with advanced technology, NCC Group helps companies stay secure, build trust, and operate safely in an increasingly digital ... read NCC Group reviews & insights

NCC Group is a global cybersecurity company that helps organizations protect their data, systems, and ... read NCC Group reviews & insights

Cysnova is an independent cybersecurity and compliance consultancy providing practical, professional services to businesses navigating security requirements, regulatory obligations and digital risk.With over 20 years of international experience across multinational organisations, critical sectors and defence, Cysnova brings extensive expertise in Governance, Risk and Compliance (GRC), cybersecurity documentation, security requirements and compliance readiness.Cysnova operates through a ... read Cysnova reviews & insights

Cysnova is an independent cybersecurity and compliance consultancy providing practical, professional services to businesses navigating ... read Cysnova reviews & insights

DarkInvader is breaking through the current industry standard of Dark Web Monitoring, offering aservice-led, 365/24/7 extensive scan of the Dark Web. Monitoring any and every mention of yourbusiness or more importantly, brand.

DarkInvader is breaking through the current industry standard of Dark Web Monitoring, offering aservice-led, 365/24/7 ... read DarkInvader reviews & insights

EJN Labs is a London-based, CREST-certified penetration testing and cyber security company. From its Canary Wharf base, the team supports UK organisations with web application, API, mobile, cloud, infrastructure, AI and red-team testing. EJN Labs focuses on clearly scoped engagements, fixed pricing, UK-based security consultants, live communication of critical findings, audit-ready reporting and free retesting ... read EJN Labs reviews & insights

EJN Labs is a London-based, CREST-certified penetration testing and cyber security company. From its Canary ... read EJN Labs reviews & insights

Threat Protect is a vendor-agnostic cybersecurity partner for UK organisations, especially those in regulated sectors such as financial services and wealth management, legal, energy, pharma, healthcare and manufacturing.We bring four things together: independent advisory (including vCISO and cyber assurance assessments), the right technology chosen by problem rather than by vendor, managed security (managed detection and ... read Threat Protect reviews & insights

Threat Protect is a vendor-agnostic cybersecurity partner for UK organisations, especially those in regulated sectors ... read Threat Protect reviews & insights

Professional recovery service for disabled, hacked or suspended Instagram and Facebook accounts and Facebook Ads accounts. Case-by-case review, transparent process, no-recovery-no-fee approach.

Professional recovery service for disabled, hacked or suspended Instagram and Facebook accounts and Facebook Ads ... read Shilder reviews & insights

We work with organizations in the UK and globally delivering cyber security projects, guidance and outcomes suited to your business sector, risk preferences, and financial capacity; targeting the highest level of cyber security for your organization. We’ve spent the last two decades helping organisations understand their true cyber security risks, vulnerabilities and areas of potential ... read KEEP Information Security Services reviews & insights

We work with organizations in the UK and globally delivering cyber security projects, guidance and ... read KEEP Information Security Services reviews & insights

Sprint Integration is a managed IT support provider based in Leigh-on-Sea, Essex, serving small and mid-sized businesses across London, Essex, and the South East. Founded 25+ years ago (they were even Avocet Aviation's first-ever client), they now support 200+ UK businesses with a 90% retention rate and 5-star reviews.Services: IT support, cyber security & endpoint ... read Sprint Integration reviews & insights

Sprint Integration is a managed IT support provider based in Leigh-on-Sea, Essex, serving small and ... read Sprint Integration reviews & insights

Sophos is a global cybersecurity company that provides advanced, AI-powered security solutions to protect organizations from cyber threats such as malware, ransomware, and phishing attacks. The company offers a comprehensive range of products and services—including endpoint, network, cloud, and email security—along with managed detection and response (MDR) services that deliver 24/7 threat monitoring and incident ... read Sophos reviews & insights

Sophos is a global cybersecurity company that provides advanced, AI-powered security solutions to protect organizations ... read Sophos reviews & insights

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, mobile applications, and network infrastructure but also instilling peace of mind in an ... read THE WHITEGUARD reviews & insights

A leading company in the Information Security field providing professional cybersecurity services and products to ... read THE WHITEGUARD reviews & insights

Ceredigion Network provides cybersecurity, accessible web development, and digital services across Ceredigion and Wales. We specialise in neuroinclusive design and WCAG 2.2 AAA compliance, helping organisations improve accessibility, security, and digital resilience.

Ceredigion Network provides cybersecurity, accessible web development, and digital services across Ceredigion and Wales. We ... read Ceredigion Network reviews & insights

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

Founded in 2008, we work with businesses from a variety of industries to gain new ... read Netmatters reviews & insights

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 candidates, based on reliability and trust.

Outsource UK is one of the country’s largest and most successful independent specialist recruitment agencies. ... read Outsource UK reviews & insights

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 ITWiser reviews & insights

ITWiser provide an array of IT services to all types of business. Our detailed service ... read ITWiser reviews & insights

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’re a highly professional full-service IT Support company in Manchester. Our family-run business has provided ... read Apex Computing Services Limited reviews & insights

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 people, on demand ... read Immersive IT reviews & insights

We know it’s important to have professional, technical expertise available when you need it, but ... read Immersive IT reviews & insights

Habitable.co is a London-based premium CX | UX Human-Centered Design Agency focused on building frictionless digital customer onboarding for leading Finance, Health, and Betting companies operating under strict regulatory schemes. We strive for cost-effective customer acquisition and improvements to your customer lifetime value metrics Our 50-strong core team of Researchers, Architects, UX/UI Designers, CX Leads ... read Habitable.co reviews & insights

Habitable.co is a London-based premium CX | UX Human-Centered Design Agency focused on building frictionless ... read Habitable.co reviews & insights

Cloud&More was born to answer the question, ‘What if IT service providers really cared for their clients?’. We stand out as technology experts who place our focus on people and relationships, which is what technology is really about. For organisations like yours, we’re here to provide the exceptional IT support that you deserve, &More. We ... read cloudandmore reviews & insights

Cloud&More was born to answer the question, ‘What if IT service providers really cared for ... read cloudandmore reviews & insights

Metical Technologies Ltd is a global IT consulting and technology solutions company specialising in Data Science, Artificial Intelligence (AI), Cybersecurity, and Information Security services. The company is headquartered in London, United Kingdom, with an expanding presence across multiple international markets including Europe, India, Australia, and other regions. Founded in 2021, Metical Technologies focuses on helping ... read Metical Technologies reviews & insights

Metical Technologies Ltd is a global IT consulting and technology solutions company specialising in Data ... read Metical Technologies reviews & insights

RedSecLabs is a CREST-certified and PCI DSS QSA-accredited enterprise cybersecurity consultancy firm, also recognized as a SWIFT CSP Certified Assessor. We deliver advanced penetration testing, adversarial red team assessments, and regulatory compliance services across PCI DSS, ISO 27001, and SOC 2. Our offensive security experts help fintechs, banks, SaaS platforms, and Web3 innovators stay ahead ... read REDSECLABS reviews & insights

RedSecLabs is a CREST-certified and PCI DSS QSA-accredited enterprise cybersecurity consultancy firm, also recognized as ... read REDSECLABS reviews & insights

TECHNOLOGY CONSULTINGModernise. Secure. Transform.Based in Bury St Edmunds, Maxima Opus provides technology leadership, cloud and cyber security expertise to small and medium-sized businesses across the United Kingdom.We bring senior technology experience gained in large organisations to growing businesses, helping you reduce risk, modernise your systems and make informed technology decisions.✦ ✦ ✦EXPERIENCE & ACCREDITATIONSOur team ... read Maxima Opus Ltd reviews & insights

TECHNOLOGY CONSULTINGModernise. Secure. Transform.Based in Bury St Edmunds, Maxima Opus provides technology leadership, cloud and ... read Maxima Opus Ltd reviews & insights

When your business relies on security, compliance and a strong reputation for taking care of your customers, you need a partner that understands your ethos, your challenges and has considerable experience in providing pragmatic support and guidance to protect your business. With our market-leading cybersecurity team, our innovations from our forensic lab, our experience and ... read Foregenix reviews & insights

When your business relies on security, compliance and a strong reputation for taking care of ... read Foregenix reviews & insights

Glocert International is an emerging leader in the Testing, Inspection and Certification (TIC) industry. We are an IAS(USA) accredited conformity assessment body providing certifications and trainings on various ISO standards. We are also an accredited assurance provider undertaking assurance engagements for ESG, GHG and Sustainability reporting. We also undertake third party inspections for PCI-DSS, HIPAA, ... read Glocert International reviews & insights

Glocert International is an emerging leader in the Testing, Inspection and Certification (TIC) industry. We ... read Glocert International reviews & insights

Based in Leeds with clients across the UK, we are a team of cybersecurity consultants with a niched range of skills within various industries. Our diverse training and project experiences make us a solid and long-term partner for our clients. From risk assessment and ISO gap analysis, to threat management, training and governance advice - ... read Digital Threat Management reviews & insights

Based in Leeds with clients across the UK, we are a team of cybersecurity consultants ... read Digital Threat Management reviews & insights

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 to ensure that systems work for ... read Alscient Limited reviews & insights

From helping you create an IT strategy that meets your 5-year business plan, through integrating ... read Alscient Limited reviews & insights

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 development Cyber security We have a team of experienced and certified professionals who are ... read SparkX Digital reviews & insights

SparkX Digital is a full-service digital marketing agency that helps businesses of all sizes achieve ... read SparkX Digital reviews & insights

At Hippo, we design with empathy and build for impact. We do this by combining data-informed evidence, human-centred design and software engineering. We're a digital services partner who is genuinely invested in helping our clients thrive as modern organisations. Our delivery methodology is truly agile, from concept to reality, supporting innovation and continuous improvement to ... read Hippo reviews & insights

At Hippo, we design with empathy and build for impact. We do this by combining ... read Hippo reviews & insights

At Context we focus on helping clients avoid potential breaches and to deter, detect and respond to the most sophisticated cyber-attacks. We are a leading cyber security consultancy with a comprehensive portfolio of cyber advisory and advanced technical services, including: - Cyber strategy and cyber risk management - Security architecture and design - Threat assessment ... read Context Information Security reviews & insights

At Context we focus on helping clients avoid potential breaches and to deter, detect and ... read Context Information Security reviews & insights