These publicly traded companies in Portugal are primarily large, established firms across diverse sectors. Key players include Jer贸nimo Martins, a major food distribution and retail group; EDP, a global energy company focused on renewables; Mota-Engil, a multinational engineering and construction specialist; and Galp, providing integrated energy and mobility solutions. Other notable companies are CTT - Correios de Portugal in logistics and Millennium bcp in banking.
The data reveals a concentration of headquarters in Lisbon, with several other significant companies based in Porto. The listed firms span industries such as retail, utilities, construction, oil and gas, transportation, banking, and IT services, indicating a broad economic landscape among Portugal's publicly traded entities.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Jer贸nimo Martinsjeronimomartins.com
Operates international food distribution and specialized retail chains across Europe and Colombia while managing agribusiness operations in dairy, beef, aquaculture, and fresh produce sectors. |
35,282 | |||
| 2 | 13,952 | ||||
| 3 |
Mota-Engilmota-engil.com
Multinational group specializing in engineering, construction, environment, transport concessions, energy, and mining across Europe, Africa, and Latin America. |
9,395 | |||
| 4 | 6,400 | ||||
| 5 |
CTT - Correios de Portugalctt.pt
Customer-oriented company offering mail, express delivery, savings, e-commerce, logistics, advertising, digitalization, and business process outsourcing solutions. |
5,636 | |||
| 6 |
Millennium bcpmillenniumbcp.pt
Portugal's largest private-owned bank offering a wide range of banking services and financial activities in multiple markets both domestically and internationally |
5,092 | |||
| 7 |
Teixeira Duarteteixeiraduarte.pt
A diversified, publicly held Economic Group with operations in construction, concessions, real estate, hospitality, distribution, and automotive sectors across 22 countries |
5,088 | |||
| 8 | 4,014 | ||||
| 9 |
The Navigator Companythenavigatorcompany.com
Integrated producer of forest, pulp, paper, tissue, and energy with strong focus on innovation, sustainability, and carbon neutrality goals. |
2,282 | |||
| 10 |
Martifer Groupmartifer.com
A multinational industrial group focused on the metallic construction sector, with around 1,400 employees and listed on Euronext Lisbon |
1,791 | |||
| 11 | 1,311 | ||||
| 12 |
Corticeira Amorimamorim.com
Leading player in cork industry, globally providing sustainable products to diverse sectors like aerospace, automobile, construction, energy, design, and wines/spirits |
1,127 | |||
| 13 |
Glintt Globalglinttglobal.com
A global technology leader with over 30 years of experience, focusing on providing stability in a rapidly changing society through innovative health and technology solutions |
1,062 | |||
| 14 |
Ibersol Groupibersol.pt
A multi-brand group in the organized restaurant business, focusing on quality, safety, and the environment, with motivated and skilled employees |
829 | |||
| 15 |
Novabasenovabase.com
A European tech company with over 1800 specialists offering innovative solutions in analytics, digital transformation, automation, data monetisation, and customer experiences |
772 | |||
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. | |||||
| 16 | 724 | ||||
| 17 |
EDP Portugaledp.com
A global energy company focused on promoting renewable sources, achieving 100% green energy by 2030, and supporting decentralized solar energy and electric mobility |
707 | |||
| 18 |
Oman Oil Marketing Companyoomco.com
A leading Omani fuel marketing company operating retail, commercial, aviation, marine fuel services along with non-fuel services, focused on strategic growth globally |
504 | |||
| 19 |
Vincitvincit.com
Global experts driving businesses forward through digital technology Award-winning workplace Listed on Nasdaq Focus on practical solutions for success |
470 | |||
| 20 |
Greenvolt Nextgreenvolt.com
A renewable energy industry leader providing tailored energy solutions in 12 European markets, such as on-site EPCs, corporate PPAs, self-consumption, and more |
372 | |||
| 21 |
Amkor Technology Portugal S.Aamkor.com
Global leader in semiconductor packaging and testing services, specializing in innovative solutions for leading semiconductor companies, foundries, and electronics OEMs worldwide |
338 | |||
| 22 |
Chellarams Plcchellaramsplc.com
A leading Nigerian conglomerate with capabilities in manufacturing, retail, distribution, marketing, and power generation, committed to providing quality goods and services nationwide |
314 | |||
| 23 |
ManpowerGroup Portugalmanpowergroup.pt
Global leader in innovative talent management solutions, transforming organizations by attracting, developing, and retaining talent to create a brighter future for all |
305 | |||
| 24 |
IQVIA Portugaliqvia.com
A leading provider of Human Data Science solutions in the healthcare industry, focusing on innovation, maximizing opportunities, and driving human health outcomes through advanced analytics and transformative technology |
142 | |||
| 25 |
EAEeaenetworks.com
Provider of integrated telecommunication services for Energy, Oil & Gas, Aviation, Power, Transportation, and related industries with custom solutions |
90 | |||
| 26 |
Bubble-go Part Of Sword Groupsword-group.com
A sustainable digital and IT services network in Europe, driven by harmonious collaboration with people, clients, and partners to respect the planet |
35 | |||
| 27 | 28 | ||||
| 28 |
Coompasscoompass.org
A blockchain platform connecting companies and individuals with environmental and social projects, promoting ESG initiatives and rewarding participation globally |
9 | |||
| 29 | 9 | ||||
| 30 |
UNIQUE'Suniques.pt
Specializing in creating and organizing sporting, entertainment, and corporate events to provide unique and memorable experiences for all participants |
7 | |||
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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 14, 2026.
More company lists in Portugal
- The largest companies in Portugal 1,726
- Multinational companies in Portugal 428
- Manufacturers in Portugal 168
- Public sector organisations in Portugal 167
- Retail chains in Portugal 158
- Critical infrastructure operators in Portugal 156
- Companies with in-house R&D in Portugal 154
- Education providers in Portugal 135
- IT services companies in Portugal 128
- IT Services and IT Consulting companies in Portugal 111
- Higher Education companies in Portugal 109
- Corporate groups and holding companies in Portugal 99
- Software Development companies in Portugal 96
- Financial services firms in Portugal 95
- Companies with a mobile app in Portugal 94
- Professional services firms in Portugal 91
- Healthcare providers in Portugal 84
- Consulting firms in Portugal 79
- Research institutes in Portugal 74
- Hospitals and Health Care companies in Portugal 70
- SaaS companies in Portugal 63
- Hotel and hospitality groups in Portugal 61
- Hardware manufacturers in Portugal 60
- E-commerce companies in Portugal 56