These publicly traded companies in Dublin are predominantly large corporations. Many operate globally, with a strong presence in professional services, manufacturing, and entertainment. For instance, Accenture provides professional services focusing on digital transformation, Eaton specializes in intelligent power management, and Smurfit Westrock offers paper-based packaging solutions. Flutter Entertainment is a global provider of sports betting and gaming.
The data shows a concentration of companies in the manufacturing sector, particularly in packaging with Smurfit Westrock and Smurfit Kappa, and in electrical manufacturing with Eaton and Allegion. Biotechnology research is also represented by companies like ICON plc and Alkermes, indicating a diverse yet focused industrial landscape among these larger firms.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Accentureaccenture.com
It provides professional services to businesses and governments, focusing on digital transformation, operational optimization, and enhancing citizen services globally. |
687,682 | |||
| 2 | 51,011 | ||||
| 3 |
Smurfit Westrocksmurfitwestrock.com
Global provider of innovative paper-based packaging solutions with extensive operations, mills, and a large workforce across multiple countries. |
50,141 | |||
| 4 |
Smurfit Kappasmurfitwestrock.com
A global provider of sustainable paper-based packaging solutions, offering innovative products and expertise to drive success for customers worldwide |
48,000 | |||
| 5 |
ICON plciconplc.com
A global company founded in Ireland in 1990, specializing in accelerating the development of drugs and devices to save lives and improve quality of life |
35,001 | |||
| 6 |
Weatherfordweatherford.com
A global energy services company with 17,000 team members in 75 countries, providing solutions for the challenges of the energy industry |
29,301 | |||
| 7 |
Flutter Entertainmentflutter.com
Global provider of sports betting, gaming, and entertainment, serving over 18 million customers worldwide through leading consumer brands Vision to be global online leader |
7,681 | |||
| 8 | 7,256 | ||||
| 9 |
Allegionallegion.com
Global leader in seamless access solutions for homes, businesses, schools, and institutions, specializing in securing people and assets around the door |
7,123 | |||
| 10 |
Perrigo Company plcperrigo.com
European Consumer Self-Care market top player, U.S. store brand over-the-counter and infant formula provider, offering trusted health and wellness solutions. |
5,088 | |||
| 11 |
Flutter Internationalcareers.flutterinternational.com
Global sports betting, gaming, and entertainment provider with innovative brands focused on championing play, empowerment, and teamwork for millions of customers worldwide |
4,076 | |||
| 12 |
DCC plcdccenergy.com
A global group providing solutions in energy, healthcare, and technology sectors through diverse businesses across 22 countries, driving long-term value creation |
3,820 | |||
| 13 |
Jazz Pharmaceuticalsjazzpharma.com
Global biopharmaceutical company focused on developing innovative medicines for serious diseases with limited treatment options to improve patient lives. |
3,643 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 14 | 3,251 | ||||
| 15 |
Alkermesalkermes.com
A neuroscience-focused company developing innovative medicines for psychiatric and neurological disorders, with a strong focus on patient well-being and community support |
2,397 | |||
| 16 |
Origin Enterprises Plcoriginenterprises.com
Provides technically-led agricultural solutions promoting sustainable land use, empowering customers across multiple countries to maximize land potential. |
1,956 | |||
| 17 |
Dole plcdoleplc.com
The company grows, sources, packs, markets, and distributes fresh produce globally, focusing on quality, sustainability, and healthy eating from farm to fork. |
1,306 | |||
| 18 |
Dalata Hotel Groupdalatahotelgroup.com
Bringing hospitality to hotels worldwide, Dalata focuses on caring for guests through unique experiences at their 53 locations in Ireland, UK, Germany, and the Netherlands |
1,020 | |||
| 19 |
FINEOSfineos.com
Leading provider of core systems for life, accident, and health insurers globally, offering end-to-end SaaS products for quote to claim administration, digital engagement, and analytics |
838 | |||
| 20 |
AerCapaercap.com
Global aviation leasing leader with a strong order book, serving 300+ customers worldwide with fleet solutions Listed on NYSE, headquartered in Dublin |
739 | |||
| 21 |
Gambling.com Groupgrandstand.com
A multi-award-winning digital marketing company focused on the online gambling industry, operating websites in multiple languages across 15 markets Publicly traded on Nasdaq |
510 | |||
| 22 |
Hostelworld Grouphostelworld.com
A social network-powered OTA in the hostelling sector, connecting travelers through social features and aiming to help them find people to hang out with |
474 | |||
| 23 |
ResMed Sensor Technologiesresmed.com
Global leader in developing, manufacturing, and marketing medical products for respiratory disorders, specifically focusing on sleep-disordered breathing, to improve lives and raise awareness |
121 | |||
| 24 |
Accenture PLCaccenture.com
A global management consulting and professional services firm offering strategy, digital, technology, and operations services to clients worldwide |
17 | |||
| 25 |
bxp softwarebxpsoftware.com
It provides tailored web-based software solutions including CRM, Contact Centre Management, eLearning, and Quality Assurance for various industries. |
8 | |||
| 26 |
Malin Corporation plcmalinplc.com
An investment company focused on supporting innovative life sciences companies to bring transformative outcomes for patients and value for shareholders |
6 | |||
| 27 |
Business Talkbusinesstalk.ie
Specialized PR agency in Ireland focused on Financial Services sector Services include media relations, messaging, and editorial support to enhance clients' media presence |
5 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 11, 2026.
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