Top Cyber Security Companies in Dublin (53)
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.
Connect with customers using the most secure encrypted email, smart admin, and authentication tech on the planet. Follow for secure communications news, tips, and expert guidance
Daon, the Digital Identity Trust company, enables market-leading organizations worldwide to easily and accurately proof, verify, authenticate, and secure customer identities across the entire customer lifecycle. Daon delivers its solutions through its AI and ML-powered IdentityX® platform, chosen by leading companies in financial services, telco, travel & hospitality, and other industries to secure and process hundreds of millions of digital...
SiliconRepublic.com has been Ireland’s most authoritative voice for science, technology and innovation news and features for more than 20 years. It has been ranked by Onalytica among the top 100 most influential sources on STEM, AI, blockchain, future of work, data science, digital transformation, IoT and fintech. Its coverage also includes in-depth news and features from across Europe’s sci-tech ecosystem,...
Enea is a world-leading specialist in software for telecom and cybersecurity. The company’s cloud-native solutions connect, optimize, and secure services for mobile subscribers, enterprises, and the Internet of Things. More than 100 communication service providers and 4.5 billion people rely on Enea technologies every day. Enea has strengthened its product portfolio and global market position by integrating a number of...
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 protect and secure our customer’s rapidly evolving digital world by providing a Data-First SASE solution. Forcepoint is the people-centric cybersecurity company that understands behavior and adapts security response and enforcement to risk. The Forcepoint ONE Platform simplifies security for companies around the world. We live by our values of being customer-centric, simplicity-focused, innovative, trustworthy and ethical, and people-centric.
Forcepoint's Top Stability & Growth Strengths
Strong Market Position & Advantage: Analyst evaluations recognize Forcepoint as a Leader in DLP and as a Leader in Forrester’s 2024 SSE Wave. This cross-category recognition indicates competitive strength, especially in data-first security.
Product Line Growth: Recent moves such as rebranding to Data Security Cloud, launching new AI-driven capabilities, and acquiring Getvisibility expanded coverage into DSPM/DDR. These additions signal ongoing investment to broaden the data security platform.
Strategic Partnerships: New alliances (e.g., Plurilock and collaboration with F5 for AI security) and emphasis on channel motion suggest expanding go-to-market reach. Such partnerships can open routes to market expansion and reinforce platform adoption.
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...
iON - We protect the brands you know.® (also known as iON United, or just iON) is one of Canada’s most trusted cybersecurity solution providers. Founded in 2003, our experienced team delivers best-in-class advisory, technology, and managed services for securing IT, OT, and cloud environments. With consecutive year-over-year growth, we foster meaningful relationships through meaningful work by helping organizations make...
EPAM (NYSE:EPAM) is a global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, EPAM empowers organizations to become AI-Native enterprises, driving measurable value from innovation and digital investments. Recognized by industry benchmarks and leading analysts as a leader in...
EPAM Systems's Top Stability & Growth Strengths
Strong Market Position & Advantage: Analyst and client recognitions position EPAM as a leader in digital engineering and AI-enabled transformation, including multiple IDC MarketScape leadership placements and a Gartner recognition for custom software development. Independent coverage likewise describes the firm as a leading provider in these segments, reinforcing a durable competitive footing.
Resilient & Sustainable Growth: Revenue continues to expand year over year in recent quarters and on a trailing-twelve-month basis, and management still guides to growth for the current year despite a tougher backdrop. The pace has moderated compared with the prior year, but the trajectory remains positive.
Innovation-Driven Growth: The company is leaning into AI-native services and is identified as a leader in AI transformation engineering alongside strengths in data modernization and software engineering. This innovation-led mix is presented as a key engine for future expansion.
Veeam provides a single platform for modernizing backup, accelerating hybrid cloud and securing data. Veeam has 400,000+ customers worldwide, including 82% of the Fortune 500 and 69% of the Global 2,000. Veeam’s 100% channel ecosystem includes global partners, as well as HPE, NetApp, Cisco and Lenovo as exclusive resellers, and boasts more than 35K transacting partners worldwide.
Veeam's Top Stability & Growth Strengths
Strong Market Position & Advantage: Independent analyst evaluations (Gartner, Forrester) and IDC trackers consistently place Veeam at or near the top of enterprise backup/data protection, including #1 market‑share rankings. Evidence highlights repeated Leader placements and strong execution across virtual, physical, SaaS, and cloud workloads.
Strong Revenue Growth: Disclosures indicate ARR of $1.7B with double‑digit growth in 2024 and crossing to just over $2B by late 2025, alongside share gains in IDC’s 2H 2025 tracker. A late‑2024 secondary valuing the company at about $15B reinforces sustained growth momentum.
Future-Ready Strategy: The company is expanding from backup into end‑to‑end data resilience and AI/data trust, including the Securiti acquisition and launches like the DataAI Command Platform. Deepening SaaS coverage and alliances with HPE and Pure Storage indicate preparation for evolving workloads, security, and governance needs.
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...
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...
We are a pure play IT security company, which allows us to focus solely on protecting your business from cyber threats. We have offices in Dublin, London and Sheffield, but are the trusted security partner of enterprise clients with critical IT assets in over 100 countries around the world. Our mission is to create a secure and certain future for...
Verizon is one of the world’s leading providers of technology and communications services, transforming the way we connect across the globe. We're a diverse network of people driven by our shared ambition to move the world forward - collectively building the network America relies on most. Here, we have the ability to learn and grow at the speed of technology,...
Verizon's Top Stability & Growth Strengths
Strong Market Position & Advantage: Verizon is positioned as a U.S. wireless leader by scale and enterprise reach, with repeated references to leadership by subscribers and differentiated enterprise/private 5G capabilities. Network reliability is also framed as a key advantage that supports premium positioning amid competition.
Market Expansion: The fiber footprint expands materially through the Frontier Communications acquisition, increasing broadband reach and strengthening the mobility-and-home convergence strategy. Fixed wireless access and broadband subscriber additions are described as ongoing growth vectors supporting a broader footprint.
Healthy Cash Flow: Cash generation is emphasized through guidance and commentary pointing to strong free cash flow that can fund spectrum, fiber, and 5G investments. Improved guidance and continued investment capacity are presented as resilience enablers even as competitive pressure rises.
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.
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...
