Top Cyber Security Companies in London (208)
Every day at FireEye, we see firsthand the impact of cyber-attacks on real people. This is what inspires us to fulfill our mission to relentlessly protect our customers from the impact and consequences of cyber attacks. We have learned that technology alone isn’t enough to combat cyber attackers. Our fundamental belief is that hands-on front-line expertise and intelligence, combined with innovative...
Duo Security, now part of Cisco, is the leading multi-factor authentication (MFA) and secure access provider. Duo is built on the promise of doing the right thing for our customers and each other. This promise is as central to our business as the product itself. Our four guiding principles are the heart of this sensibility: Easy, Effective, Trustworthy, Enduring We’re transforming...
Duo Security's Top Stability & Growth Strengths
Product Line Growth: Expanded product breadth beyond traditional MFA into IAM, including phishing-resistant MFA, SSO, passwordless authentication, and identity intelligence.
Resilient & Sustainable Growth: Rising authentication volumes at large scale are presented as an adoption proxy, and Cisco notes Duo is helping offset declines elsewhere in the portfolio.
Strong Brand Reputation: Repeat external recognition and broad positioning as a leader in user authentication support a strong standing in its core category.
At Findernest, we empower global employers with cutting-edge human capital solutions, prioritizing innovation and strategic partnerships for unparalleled growth. Our end-to-end services encompass Technology Consulting, Cloud solutions, Data Analytics, AI integration, IoT, machine learning (ML), and Cybersecurity, all designed to drive excellence and execution for enterprises worldwide.
Coalition is the leading provider of cyber insurance and security, combining comprehensive insurance and proactive cybersecurity tools to help businesses manage and mitigate cyber risk. Coalition’s unique product offerings combine best-in-class insurance and proactive cybersecurity tools to help keep businesses safe.
Coalition's Top Stability & Growth Strengths
Strong Revenue Growth: The company wrote approximately $630 million in premiums in 2023 and was approaching $1 billion on an annual basis by early 2024, with recognition for extraordinary multi‑year revenue growth. These milestones indicate sustained top‑line momentum alongside a sizable and expanding customer base.
Market Expansion: Its admitted carrier began quoting cyber in all 50 U.S. states and D.C. in 2024, and the firm launched or expanded in Canada, the U.K., Australia, Germany, and France, including Lloyd’s coverholder status. These moves broaden distribution and eligibility, including extending to larger enterprises in Canada.
Strategic Partnerships: Backing and capacity from Swiss Re Corporate Solutions, Lloyd’s of London, Arch, and Allianz, plus a 2025 equity investment from Mitsui Sumitomo, bolster capital access and credibility. Additional long‑term capacity arrangements (e.g., with The Hartford in the U.K.) support program scale and resilience.
The Synack Red Team is a private freelance security research team that spans 6 continents and over 80 countries. Comprised of some of the most sought after security researchers in the world, the Synack Red Team provides web application, mobile application, and host infrastructure penetration testing engagements. If you’ve got the skills and integrity to run with a different crowd,...
Flexera delivers SaaS-based IT management solutions that enable enterprises to accelerate digital transformation and multiply the value of their technology investments. We help organizations inform their IT with definitive visibility into complex hybrid IT ecosystems, providing unparalleled IT insights that allow them to seize technology opportunities. And we help them transform their IT with tools that deliver actionable intelligence across...
Flexera's Top Stability & Growth Strengths
Market Expansion: Multi‑year acquisitions—Snow Software (2024), NetApp’s Spot FinOps portfolio (2025), and ProsperOps plus Chaos Genius (2026)—broaden coverage across ITAM, SaaS, FinOps, and AI/data‑cloud cost optimization. Ongoing 2026 Flexera One releases, including a ProsperOps+ FinOps suite, reinforce expansion into Kubernetes/container and AI cost domains.
Strong Market Position & Advantage: Leader placements in Gartner’s 2025–2026 SaaS Management Platforms MQ and 2024–2025 Cloud Financial Management Tools MQ indicate competitive strength across core segments. Company materials and State of the Cloud/ITAM reports further underscore presence with large enterprises.
Innovation-Driven Growth: Continuous 2026 feature updates to Flexera One and the launch of AI Cost Management signal active product investment. Agentic/AI capabilities added via ProsperOps and Chaos Genius enhance automation in cloud and data‑cloud optimization.
As the world moves to a mobile-first economy, businesses need to modernize how they acquire, engage with and enable consumers. Prove’s phone-centric identity tokenization and passive cryptographic authentication solutions reduce friction, enhance security and privacy across all digital channels, and accelerate revenues while reducing operating expenses and fraud losses. Over 1,000 enterprise customers use Prove’s platform to process 20 billion...
Prove's Top Stability & Growth Strengths
Strong Market Position & Advantage: Adoption is described as broad and enterprise-grade, including extensive penetration in U.S. financial institutions and high transaction/event volumes, indicating durable positioning in its phone-centric identity niche.
Strong Revenue Growth: Revenue is described as having grown rapidly year-over-year in the years cited, with additional indicators such as rising international business and large-scale onboarding impact suggesting continued commercial momentum.
Investor Backing & Capital Strength: Late-stage funding and a stated unicorn valuation are presented alongside substantial total capital raised, implying strong access to capital to support scaling and resilience.
Exabeam is a global cybersecurity leader that delivers AI-driven security operations. High-integrity data ingestion, powerful analytics, and workflow automation power the industry’s most advanced self-managed and cloud-native security operations platform for threat detection, investigation, and response (TDIR). With a history of leadership in SIEM and UEBA, and a legacy rooted in AI, Exabeam empowers global security teams to combat cyberthreats,...
Exabeam's Top Stability & Growth Strengths
Strong Market Position & Advantage: Repeated placement as a Leader in the Gartner Magic Quadrant for SIEM, coupled with added scale from the 2024 LogRhythm merger, signals durable competitive positioning. Consistent analyst validation and a broadened installed base support ongoing relevance against large platform rivals.
Innovation-Driven Growth: Early introduction of machine learning in SIEM and recent agentic AI advances (e.g., Exabeam Nova) reflect a sustained innovation cadence. Frequent platform updates and new capabilities across SIEM, UEBA, and SOC automation suggest continued product momentum.
Strategic Partnerships: Expanded ecosystem ties, including intelligence integrations (e.g., Recorded Future) and unified partner programs, strengthen go‑to‑market reach. Channel-led motions and MSSP-focused initiatives indicate an active push to scale through partners.











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