Top Cyber Security Companies in Dublin (54)
CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world. With more than 8,000 employees, CSC operates in more than 140 jurisdictions, delivering solutions that help businesses thrive. We pride ourselves on our client-focused approach, market-leading expertise, and unmatched global reach.
CSC's Top Stability & Growth Strengths
Strong Market Position & Advantage: Customer base is described as including a very large share of major global enterprises across Fortune-ranked companies, top brands, and leading private equity firms, indicating entrenched enterprise reach. This positioning underscores a strong competitive footing across multiple service lines.
Market Expansion: Operations have scaled to capabilities in more than 140 jurisdictions, aided by the approximately $3 billion Intertrust acquisition and its full integration in 2024. Continued investment and activity are highlighted across Europe, the Americas, Asia-Pacific, and the Middle East.
Product Line Growth: The company has expanded from incorporation services into corporate/legal compliance, fund administration, capital markets, tax, digital brand protection, domain services, and global subsidiary management. Corporate and Legal Solutions is described as the largest revenue-generating unit with a sizable workforce.
Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve complexity in the cloud age by enabling digital transformation, cloud migration, and infrastructure monitoring of our customers' entire technology stacks. Built by engineers, for engineers, Datadog is used by organizations of all sizes...
Datadog's Top Stability & Growth Strengths
Strong Revenue Growth: Recent results show accelerating top-line momentum, with FY2025 up 28% and Q2 2026 revenue up 36% year over year after 32% in Q1. Management also raised 2026 revenue guidance to $4.45B–$4.47B, indicating confidence in continued expansion.
Healthy Cash Flow: Cash generation is substantial, including Q2 2026 operating cash flow of $316M and free cash flow of $279M with about a 25% free-cash-flow margin. The company also reported roughly $5.0B in cash, cash equivalents and marketable securities as of June 30, 2026.
Customer Loyalty & Retention: Expansion within the installed base is a key driver, with about 75% of the 2025 revenue increase coming from existing customers and rising multi‑product adoption. Larger accounts are also expanding, as $100K+ ARR customers grew roughly 23% year over year to ~4,720 in Q2 2026.
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...
Mastercard's Top Stability & Growth Strengths
Strong Revenue Growth: Net revenue rose at double‑digit rates in 2025 and continued to increase at a similar pace in early 2026, supported by higher gross dollar volume, cross‑border activity, and switched transactions. The multi‑quarter trend indicates consistent top‑line momentum rather than a one‑off spike.
Profitability: Operating income outpaced revenue growth in 2025, expanding margins, while net income and EPS also advanced strongly. This points to operating leverage as volumes and higher‑yield cross‑border flows scale.
Diversified Revenue Streams: Value‑added services and solutions grew markedly faster than the core network, with security, digital authentication, analytics, and consulting cited as key contributors. This mix shift broadens growth beyond card payment fees and supports resilience.
At Rapid7, our vision is to create a secure digital world for our customers, our industry, and our communities. We do this by harnessing our collective expertise and passion to challenge what’s possible and drive extraordinary impact. We’re building a dynamic and collaborative workplace where new ideas are welcome. Protecting 11,000+ customers against bad actors and threats means we’re continuing...
Rapid7's Top Stability & Growth Strengths
Profitability: Bottom-line performance is strengthening, with consistent earnings beats, improved non-GAAP operating income, and durable free cash flow. Management is prioritizing margin expansion alongside operational efficiency.
Healthy Cash Flow: The business is generating solid free cash flow, with recent periods and guidance pointing to sustained cash generation. This supports stability even as revenue growth moderates.
Strong Market Position & Advantage: The company is repeatedly recognized as a leader in MDR, exposure management, and SIEM by major analyst programs. A large global customer base underscores established scale in its core markets.
Storm Technology is a Microsoft Solutions Partner with over 30 years of experience, specializing in helping clients expand the possibilities of what digital technology can achieve for their business. The company provides expertise in digital technology advancement and adoption, delivering strategic consultancy and managed IT services. In August 2024, Storm Technology was acquired by Littlefish, a managed IT and cyber...
Persistent Systems is a leading provider of digital transformation services, offering innovative solutions tailored to various industries worldwide. With a robust global presence, they deliver cutting-edge services in product engineering, digital strategy, and data analytics, helping businesses thrive in today's rapidly evolving landscape. From healthcare and financial services to retail and manufacturing, Persistent Systems empowers organizations across diverse sectors to...
CYGNVS is your Out-of-Band Cyber Incident Platform for Leadership, IT/Security, Business Teams and External Providers to collaborate on a successful resolution.
We’re Ekco: The people who power your possible One of Europe’s leading security-first managed cloud providers. With a network of infrastructure and security specialists across Europe, we’ve perfected our approach to supporting digital transformation. When you have friendly, experienced cloud and security specialists by your side and solutions that just work, you can take your business to the next level. Every risk is...
Kroll is the world’s premier provider of services and digital products related to valuation, governance, risk and transparency. We work with clients across diverse sectors in the areas of valuation, expert services, investigations, cyber security, corporate finance, restructuring, legal and business solutions, data analytics and regulatory compliance. Our firm has nearly 5,000 professionals in 30 countries and territories around the...
Kroll's Top Stability & Growth Strengths
Strong Market Position & Advantage: Multiple third-party descriptions and industry recognitions portray Kroll as a leading independent provider in financial and risk advisory, with top placements in areas like fairness opinions and investigations/forensics. Scale signals such as a global workforce and long operating history reinforce a durable competitive position.
Market Expansion: Evidence points to active expansion through new practices (e.g., Economics and Decision Intelligence), geographic build-outs, and acquisitions across regions including APAC, Europe, and Latin America. Announcements of added services and locations indicate an expanding footprint.
Diversified Revenue Streams: A broad portfolio spanning valuation, investigations, due diligence, compliance, cyber/MDR/IR, restructuring, and agency/trustee services suggests multiple demand drivers. Recognition across several distinct service lines implies revenue is not dependent on a single offering.
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Dectar is an innovative European cyber security firm focused on proactively preventing cyberattacks and protecting the critical data at the core of every organisation. With offices in Ireland and Italy, the company develops ACSIA XDR Plus (Automated Cyber Security Intelligence Application), an Extended Detection and Response solution, that includes Threat Intelligence and Anti-Surveillance protection in our core XDR product. We...
We design, deploy and secure advanced network infrastructures for organisations that demand high performance, resilience, and uncompromising security. Our expertise spans enterprise IT, Operational Technology (OT) environments, and critical infrastructure, where reliability and security are non‑negotiable. With deep hands‑on experience in Fortinet, Cisco, and high‑performance network architectures, Pablosec delivers solutions that go beyond theory focused on real‑world implementation, scalability, and long‑term...
CyberOne is a dedicated cybersecurity company that improves the security capabilities of customers cost effectively. While focused on services, CyberOne also resells best-of-breed products to provide a complete solution. We partner with our clients to align and execute their long-term security strategy.
SAP is one of the world’s leading producers of software for business process management. Today, SAP has over 250 million cloud users and more than 100 solutions covering all industries and business functions. Every day, we help companies and organizations of all sizes and industries to run their businesses profitably, to adapt continuously, and grow sustainably.
SAP's Top Stability & Growth Strengths
Strong Market Position & Advantage: Independent trackers place SAP at or near the top of enterprise applications by revenue, and leading analyst evaluations consistently name it a Leader in cloud ERP across key segments. Breadth in adjacent areas like supply chain planning and accounts‑payable automation reinforces advantage across end‑to‑end processes.
Strong Revenue Growth: Recent full‑year results show accelerating top‑line momentum led by cloud, with Cloud ERP outpacing the broader portfolio. Guidance points to continued double‑digit cloud expansion, indicating sustained demand.
Profitability: Non‑IFRS operating profit increased markedly and free cash flow nearly doubled in 2025, reflecting improved margins as the cloud mix scales. The rising share of more predictable revenue supports earnings quality.
In today's world, most successful cyberattacks start by a human failure. We're making the platform that makes it easy to prepare your employees for cyberattacks, in a way they love.
Truvo Cyber is a Canadian cybersecurity consulting firm based in Ottawa, ON, helping growth-stage B2B companies build audit-ready security programs across SOC 2, ISO 27001, ISO 42001, CMMC, CPCSC, HITRUST, HIPAA, PIPEDA, and Quebec Law 25. Founded by Ali Aleali (CEO) and Oksana Zbyranyk (GRC Leader), whose team secured Canada's national payment infrastructure processing $400B nightly, Truvo acts as a...
Trellix is a global company redefining the future of cybersecurity. The company’s open and native extended detection and response (XDR) platform helps organizations confronted by today’s most advanced threats gain confidence in the protection and resilience of their operations. Trellix’s security experts, along with an extensive partner ecosystem, accelerate technology innovation through machine learning and automation to empower over 40,000...
Trellix's Top Stability & Growth Strengths
Strategic Partnerships: Public updates indicate a strengthened partner-led go-to-market, including a 2025 overhaul of the Xtend program and deeper cloud integrations. These actions suggest an emphasis on channel-driven bookings and broader ecosystem reach.
Innovation-Driven Growth: Product announcements describe ongoing GenAI and platform enhancements such as Wise, Helix automation, new NDR content, and AWS Bedrock integrations. This cadence indicates active R&D and a roadmap aligned to evolving detection and response needs.
Investor Backing & Capital Strength: Owner financing activity in 2024 added new capital and extended debt maturities. This provides financial flexibility to support continued product and go-to-market execution.
Siemens is a technology company focused on industry, infrastructure, mobility, and healthcare. Creating technologies for more resource-efficient factories and resilient supply chains to smarter buildings and grids, to cleaner, comfortable transportation and advanced healthcare, the company empowers customers to transform the industries that form the backbone of economies, transforming the everyday for billions of people. In fiscal 2020, which ended on...
Siemens's Top Stability & Growth Strengths
Strong Market Position & Advantage: Siemens holds leading positions across industrial automation and software, smart infrastructure, mobility, and healthcare technology (via Siemens Healthineers), with multiple segments ranked first or second and significant contract wins expanding backlog. This breadth provides competitive advantage across diverse high-growth end markets.
Healthy Cash Flow: The company reports strong free cash flow at the Group level in FY2024 and subsequent quarters, supporting investment, M&A, and a new multi‑year share buyback program. Robust cash conversion across industrial businesses underpins financial flexibility.
Resilient & Sustainable Growth: Comparable revenue increased in FY2024 and continued to rise in FY2025 quarters, while orders and book‑to‑bill above 1, a record order backlog, and confirmed FY2025 guidance provide visibility. Growth is supported by electrification, data‑center demand, rail investments, and ongoing portfolio actions.
Dataminr -- long recognized as one of the world’s leading artificial intelligence (AI) startups -- puts real-time AI and public data to work for our customers, generating relevant and actionable alerts for thousands of users working in more than 100 countries for hundreds of client organizations--spanning global corporations, public sector agencies, NGOs, and newsrooms. As 2020 taught us, the unexpected can...
PFH Technology Group, a Ricoh Company, is Ireland's largest ICT services and solutions provider with 800+ employees (600+ technical). We deliver innovative, end-to-end technology solutions to businesses across public and private sectors. With a nationwide presence and a reputation for excellence, PFH specialises in IT infrastructure, cloud services, cybersecurity, managed services, and workplace transformation. As a trusted partner, PFH combines technical...
