These are large multinational companies in Lazio, mostly headquartered in Rome. They span a range of sectors, including significant presence in utilities, IT services, and non-profit organizations. Many of these entities are well-established, with founding dates stretching back several decades or even centuries.
Key companies include Leonardo, a defense and security multinational; Enel Group, an integrated electricity operator; Eni, an integrated energy business; and Almaviva Group, providing digital innovation and ICT solutions. Also present are the World Food Programme and FAO, both humanitarian organizations, and Sapienza Università di Roma, a historic university.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Almaviva Groupalmavivagroup.com
Provides digital innovation and ICT solutions globally, supporting business model transformation and competitiveness across public and private sectors. |
52,112 | |||
| 2 |
Leonardoleonardo.com
Defense and security multinational company specializing in aerospace, cybersecurity, military systems, and advanced technology solutions |
38,521 | |||
| 3 | 32,259 | ||||
| 4 |
Enel Groupenel.com
Multinational company reshaping the future of energy, a leading integrated electricity operator. Distributes and supplies electricity to millions of end users. |
31,218 | |||
| 5 |
Ferrovie dello Stato Italiane S.p.A.fsitaliane.it
National rail infrastructure management, passenger transport services, logistics solutions, and urban regeneration projects across Italy. |
28,071 | |||
| 6 |
World Food Programmewfp.org
A humanitarian organization awarded the 2020 Nobel Peace Prize, providing food assistance to save lives and promote peace and stability |
22,538 | |||
| 7 | 20,743 | ||||
| 8 |
Sapienza Università di Romauniroma1.it
A prestigious, historic university in Rome with a diverse range of academic programs, research opportunities, and international exchange programs for students and academics |
16,981 | |||
| 9 |
Engineering Groupeng.it
Leading digital transformation company with global presence, specializing in innovation, proprietary solutions, R&D, and diverse market expertise. |
11,815 | |||
| 10 |
BNL BNP Paribasbnl.it
A leading Italian banking group, part of BNP Paribas, offering a wide range of traditional and innovative financial products and services to various market segments |
8,662 | |||
| 11 |
Alitalia Società Aerea Italiana S.p.A.ita-airways.com
It is the leading Italian airline, transporting millions of passengers with an efficient fleet and offering various service classes and awards. |
8,608 | |||
| 12 |
Consiglio Nazionale delle Ricerchecnr.it
A public organization in Italy that conducts and promotes interdisciplinary research in various sectors for scientific, technological, and social development |
6,744 | |||
| 13 |
Bvlgaribulgari.com
A globally renowned luxury brand founded in Rome in 1884, known for blending modernity with classicism in jewelry, watches, accessories, perfumes, and luxury resorts |
5,871 | |||
| 14 |
Enel Green Powerenelgreenpower.com
Global leader in renewable energy production with a diverse portfolio of plants on five continents, providing clean energy solutions for businesses worldwide |
5,682 | |||
| 15 | 5,058 | ||||
| 16 | 4,159 | ||||
| 17 |
Croce Rossa Italianacri.it
providing health and social assistance in both peacetime and during conflict, recognized as a voluntary relief and assistance society, humanitarian aid to public powers |
4,222 | |||
| 18 |
Aeronautica Militareaeronautica.difesa.it
The company operates 24/7 for defense of the state, safeguarding institutions and citizens, controlling airspace, and providing excellence in aviation capabilities nationally and internationally |
4,062 | |||
| 19 |
Mondo Convenienzamondoconv.it
A company offering affordable furniture and decor, with a strong presence in Italy and expansion into Spain, focused on customer satisfaction and digital innovation |
3,865 | |||
| 20 |
Enel Xcorporate.enelx.com
The company offers integrated energy solutions tailored to individuals, governments, and businesses to empower them to manage their energy consumption efficiently |
3,200 | |||
| 21 |
Ministero degli Affari Esteri e della Cooperazione Internazionaleesteri.it
The company is responsible for handling international political, economic, social, and cultural relations on behalf of the State |
3,073 | |||
| 22 |
Ministero della Difesadifesa.it
The organization oversees military and civil defense affairs and manages the Italian Armed Forces, led by the Italian Minister of Defence |
2,958 | |||
| 23 |
Telespaziotelespazio.com
Provides comprehensive space services, from system design to satellite control, Earth observation, communication, and navigation, utilizing AI for advanced applications improving life and addressing climate change. |
2,864 | |||
| 24 |
Luiss Guido Carli Universityluiss.it
An independent university offering innovative education in economics, finance, business, law, and political science, with a focus on practical skills and connections to the business world |
2,858 | |||
| 25 |
ITA Airwaysita-airways.com
Flagship Italian airline operating 99 aircraft, focusing on fleet modernization, fuel efficiency, CO₂ reduction, and customer loyalty program. |
2,843 | |||
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| 26 |
International Fund for Agricultural Development (IFAD)ifad.org
An international financial institution, part of the UN, dedicated to transforming rural economies and food systems by investing in rural communities |
2,781 | |||
| 27 |
EMPRESAempresa.it
A family-owned business based in Italy, creating and selling high-quality goods crafted by skilled Italian artisans, focusing on environmentally-friendly fabric processing |
2,412 | |||
| 28 |
INTERSOS - Humanitarian Organizationintersos.org
An independent non-profit organization providing humanitarian aid in crises, promoting peace and dialogue, offering training courses, and encouraging solidarity |
2,393 | |||
| 29 | 2,332 | ||||
| 30 |
TINEXTA S.P.A.tinexta.com
An industrial group providing innovative solutions for digital transformation and growth worldwide, specializing in Digital Trust, Cyber Security, and Business Innovation sectors |
2,219 | |||
| 31 |
Translatedtranslated.com
A leading provider of human translation services in 150+ languages, combining human creativity and machine intelligence for speedy, high-quality translations |
2,070 | |||
| 32 |
Angelini Pharmaangelinipharma.com
A pharmaceutical company dedicated to developing new medicines and solutions for patients, with a focus on CNS, mental health, and consumer health |
2,043 | |||
| 33 |
CDP Cassa Depositi e Prestiticdp.it
Finances public investments, supports international cooperation, promotes infrastructure growth, aids Italian enterprises' innovation and expansion, and develops social housing. |
2,028 | |||
| 34 |
Italferr S.p.A.gruppofsengineering.it
A leading Italian engineering firm with expertise in infrastructure projects for rail, road, and port, offering design, management, and consultancy services internationally |
1,896 | |||
| 35 |
Groupama Assicurazionigroupama.it
An international insurance and banking group with over 100 years of history, serving 13 million clients worldwide In Italy, it offers innovative insurance solutions |
1,890 | |||
| 36 |
MCS Management Consulting & Selectionmcs-selection.it
A managerial and organizational consulting company offering customized projects in HR, talent development, and executive search services, with international partnerships |
1,803 | |||
| 37 |
ELT Groupeltgroup.net
A global leader in electronic defense systems, specializing in managing the electromagnetic spectrum and offering technology solutions for defense, cyber, space, and biodefense |
1,728 | |||
| 38 |
Altheaalthea-group.com
Provider of integrated healthcare technology management and multivendor maintenance services for medical equipment in public and private healthcare organizations across Europe. |
1,715 | |||
| 39 |
Yokohama TWSyokohama-tws.com
A global leader in sustainable tire and wheel solutions for various industries, focusing on innovation, technology, and environmental responsibility |
1,680 | |||
| 40 |
Angelini Industriesangeliniindustries.com
Operates globally in health, industrial technology, and consumer goods sectors, focusing on growth, R&D, environmental impact reduction, and worker safety. |
2,855 | |||
| 41 |
Marriott Internationalmarriott.com
Specializes in hospitality services, specifically in the hotel industry |
1,428 | |||
| 42 |
Italtelitaltel.com
The company provides communication technology solutions, integrates traditional and new technologies, offers managed services, and focuses on sustainability and inclusivity |
1,398 | |||
| 43 | 1,264 | ||||
| 44 | 1,254 | ||||
| 45 | 1,253 | ||||
| 46 |
Jesuit Refugee Servicejrs.net
An international Catholic organization inspired by Jesus Christ, dedicated to serving, advocating for, and empowering refugees and displaced persons globally |
1,162 | |||
| 47 |
Be | Shaping the Futurebe-tse.it
A leading consulting company offering business consulting, IT, and digital services to financial, insurance, and industrial clients across Europe |
1,150 | |||
| 48 |
Ghellaghella.com
A global construction company specializing in underground excavation and renewable energy projects, committed to sustainability, innovation, and social development worldwide |
1,127 | |||
| 49 |
Confagricoltura
Oldest organization representing and protecting Italian agricultural businesses, committed to developing farms and the primary sector for collective benefit, economy, and environment. |
1,107 | |||
| 50 |
KT - Kinetics Technologykt-met.com
Specialized EPC Contractor for refining industry, offering integrated engineering solutions with focus on process design, licensing, sulphur recovery, and hydrogen/syngas production |
1,088 | |||
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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.
More company lists in Lazio
- The largest companies in Lazio 1,243
- Retail chains in Lazio 128
- Companies with in-house R&D in Lazio 120
- Critical infrastructure operators in Lazio 105
- Public sector organisations in Lazio 102
- Financial services firms in Lazio 98
- IT services companies in Lazio 84
- IT Services and IT Consulting companies in Lazio 78
- Manufacturers in Lazio 77
- Companies with a mobile app in Lazio 75
- Financial Services companies in Lazio 61
- Education providers in Lazio 60
- Consulting firms in Lazio 59
- Professional services firms in Lazio 58
- Corporate groups and holding companies in Lazio 51
- Software Development companies in Lazio 48
- Hospitality companies in Lazio 46
- Family-owned companies in Lazio 46
- Aerospace and defence companies in Lazio 45
- E-commerce companies in Lazio 45
- Hotel and hospitality groups in Lazio 43
- Consumer goods companies in Lazio 42
- Healthcare providers in Lazio 42
- Luxury brands in Lazio 39
The same list elsewhere in Italy
- Multinational companies in Italy 2,339
- Multinational companies in Lombardy 889
- Multinational companies in Emilia-Romagna 284
- Multinational companies in Veneto 265
- Multinational companies in Piedmont 157
- Multinational companies in Tuscany 112
- Multinational companies in Campania 69
- Multinational companies in Friuli-Venezia Giulia 54
- Multinational companies in Liguria 49
- Multinational companies in Trentino-South Tyrol 40
- Multinational companies in the Marche 30
- Multinational companies in Apulia 28
- Multinational companies in Milan 471
- Multinational companies in Rome 196
- Multinational companies in Turin 62
- Multinational companies in Genoa 38
- Multinational companies in Bologna 33
- Multinational companies in Florence 27
- Multinational companies in Naples 25
- Multinational companies in Verona 25