The companies in Lazio are primarily large corporate groups, many of which are state-owned or operate in regulated sectors. Poste Italiane, for instance, is the largest Italian postal and parcel delivery network, while Terna SpA operates the energy transmission grid. Other significant entities include ACEA, an integrated multi-utility company, and Gruppo BCC Iccrea, the largest cooperative banking group in Italy.
A notable characteristic of these companies is their strong presence in Rome, with almost all headquarters located in the capital. Industries such as utilities, banking, and IT services are well represented, indicating a concentration of essential infrastructure and digital transformation services within the region.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Poste Italianeposte.it
Largest Italian postal and parcel delivery network, financial services through BancoPosta, and leading life insurance and asset management provider. |
42,974 | |||
| 2 | 5,058 | ||||
| 3 |
Gruppo BCC Iccreagruppobcciccrea.it
The company is the largest cooperative banking group in Italy, with a national presence and significant assets It was formed in 2019 and focuses on cooperative banking activities |
3,940 | |||
| 4 |
DGSdgsspa.com
Specialized group offering security and digital transformation services, with a focus on excellence, innovation, and partnership within the ICT sector in Italy |
3,068 | |||
| 5 |
ACEAgruppoacea.it
Integrated multi-utility company managing water, energy, waste processing, and infrastructure services across several Italian regions with millions of customers. |
3,049 | |||
| 6 |
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 | |||
| 7 |
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 | |||
| 8 | 1,264 | ||||
| 9 |
Acli - Associazioni cristiane lavoratori italianiacli.it
Network of circles, services, businesses, projects, and associations contributing to societal ties, participation, and democracy for active citizenship and citizen support. |
1,079 | |||
| 10 |
Amplia Infrastructuresampliaspa.it
A construction company specializing in roads, motorways, bridges, airports, and road surface materials International presence in Eastern Europe, Middle East, and South America |
891 | |||
| 11 |
Gruppo Toscanotoscano.it
A national real estate group specializing in all aspects of home ownership, including brokerage, financing, renovations, moving, and property management |
817 | |||
| 12 |
Italconsult SpAitalconsult.com
Italian engineering consulting company specializing in transportation infrastructure, water, environment, energy, and civil structures, with a focus on social-economic development worldwide |
794 | |||
| 13 | 702 | ||||
| 14 | 696 | ||||
| 15 |
Salcef Groupsalcef.com
Italian industrial group specialized in railway infrastructure, tram and metro networks renewal and construction, developing sustainable mobility through integrated solutions from design to maintenance. |
609 | |||
| 16 |
Mediocredito Centralemcc.it
A government-controlled company supports families and businesses, focusing on strategic sectors for development and employment, with a recent expansion into banking |
529 | |||
| 17 |
SPERIsperispa.com
Providing architecture, engineering, planning, management, sustainability, and safety services for buildings, infrastructure, and property management projects. |
529 | |||
| 18 |
Gruppo Servizi Associati S.p.A.grupposerviziassociati.it
A leading company in safety services with over 25 years of experience, offering fire prevention, rescue, and training services nationally and in Europe |
523 | |||
| 19 |
Gruppo Assicurativo Poste Vitapostevita.poste.it
insurance group offering life and damage insurance products through subsidiaries Poste Vita S.p.A. and Poste Assicura S.p.A. |
488 | |||
| 20 |
d鈥橝mico Shipping Grouplinktr.ee
operates a large fleet of bulk carriers and product/chemical tankers globally, focusing on modern technology, professional staff, and social responsibility. |
487 | |||
| 21 |
Banca del Fucinobancafucino.it
The company is a historic Roman bank offering specialized banking services, lending to SMEs/professionals digitally, and investing in renewable energy |
464 | |||
| 22 |
Palex Italiapalexhealth.com
A leading Italian healthcare group offering innovative medical solutions, advanced technologies, and integrated healthcare services to hospitals and partners |
459 | |||
| 23 |
Il Fatto Quotidianoseif-spa.it
An independent Italian multimedia publisher with a focus on print and digital newspapers, online content, TV production, events, and data-driven strategies |
454 | |||
| 24 |
Farmacie Italianegruppofarmacieitaliane.it
A specialized pharmacy operator in Italy, focusing on health and wellness, offering a wide range of products and services for citizens |
441 | |||
| 25 |
APS Evolutiongroupmaire.com
A global energy group specializing in the development and operation of industrial plants within the energy sector |
421 | |||
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. | |||||
| 26 |
Order of Maltaorderofmalta.int
A humanitarian organization providing medical and social aid globally, with a focus on victims of armed conflicts and natural disasters |
417 | |||
| 27 |
mashfrog Groupmashfrog.com
A global digital innovation company offering integrated communication, system integration, and digital transformation services with a client-centered approach and multidisciplinary skills |
410 | |||
| 28 |
Gruppo Buffetti SpAbuffetti.it
The company is a leading Italian distributor of office products and services for professionals, artisans, small and medium enterprises, and home-based workers |
394 | |||
| 29 |
Gridspertisegridspertise.com
Delivers sustainable smart grid solutions to DSOs worldwide for energy transition, increasing service quality, integrating renewables, and empowering end customers and prosumers. |
387 | |||
| 30 |
Aviapartner Italiaaviapartner.aero
A top provider of ground handling services at 40 European airports, offering a wide range of services to over 170 airlines with IT capabilities and quality certifications |
387 | |||
| 31 |
Gruppo Giomigiomi.it
The company was established in 1949 in southern Italy to provide cutting-edge orthopedic healthcare It is now a leading private healthcare group in Italy |
386 | |||
| 32 |
Dedem S.p.A.dedem.it
A new BU specializing in ICT services with a network of over 100 technicians nationwide Offers storage, installation, maintenance, logistics, and network monitoring services |
370 | |||
| 33 |
Progetti Europa & Global S.p.Apegitaly.it
An Engineering and Contracting Company with 40 years of experience in the Oil & Gas industry, specializing in upstream process units, transportation facilities, and automation systems |
369 | |||
| 34 |
GCF GENERALE COSTRUZIONI FERROVIARIE SPAgeneralecostruzioniferroviarie.com
A leader in railway infrastructure, electrification, and signaling with over 60 years of experience, strong presence in Europe and international markets, high productivity, safety, and quality standards |
355 | |||
| 35 |
T-Defencetinextadefence.it
Defence Tech specializes in cyber security, electronics, and communication & control systems to create safer digital infrastructures for national defense and private sectors |
330 | |||
| 36 |
Innova Semplice SpAinnovasemplice.it
Cloud Care is an Italian company specializing in providing customer support services through cloud-based solutions, focusing on chat services for sales and customer base management |
329 | |||
| 37 |
ABI - Associazione Bancaria Italianaabi.it
A non-profit organization representing and promoting the interests of member banks and financial intermediaries, working towards stable and efficient growth |
320 | |||
| 38 |
Rai Cinemarai.it
A subsidiary of Rai Group dedicated to strengthening the Italian film industry by investing in local film production, fostering cultural development |
317 | |||
| 39 |
Benigni & Kbenignibk.com
Benigni&K is a professional studio specializing in various areas, focusing on growth through mergers and acquisitions to provide tailored services globally |
315 | |||
| 40 |
Soft Strategysoftstrategy.it
Italian group of companies specializing in professional services and ICT solutions for medium to large businesses, focusing on Digital Transformation & Innovation Serving various industries |
305 | |||
| 41 |
Sogimi Holdingsogimi.com
The company transforms and distributes technical plastics and foams for various industries with a strong focus on customer service and personalized solutions |
266 | |||
| 42 |
SiliconDev S.p.A.silicondev.com
Silicondev provides technological services and outsourcing for medium to large companies, offering consultancy, security solutions, and advanced technological solutions in various sectors |
256 | |||
| 43 |
Intersistemi Italia S.P.Aintersistemi.it
A group of companies specializing in ICT, project management, security, geomatics, healthcare, multimedia solutions, network infrastructure, market research, and renewable energy |
224 | |||
| 44 |
Multiversity Groupmultiversity.it
A leading e-learning company in Italy offering online universities, certification services, academies, and international higher education through a proprietary platform |
206 | |||
| 45 | 204 | ||||
| 46 |
Olidata SpAolidata.com
A top European PC producer with a leading position in Italy, offering a wide range of computer solutions for both home and business use |
204 | |||
| 47 |
Gruppo SAVIOgrupposavio.com
A leading Italian pharmaceutical group with R&D, manufacturing, and commercialization of pharmaceutical specialties, including injectables and oral formulations in various therapeutic areas |
189 | |||
| 48 |
Slim Aluminium S.p.A.slimalu.com
Established in 1964, this aluminium rolling mill near Rome produces plain foil, coils, sheets, circles, and blanks for cookware with a production capacity of approximately 92,000 metric tons per year |
188 | |||
| 49 |
Ultragas CM SpAultragas.it
Ultragas Group is a national company specializing in the marketing of LPG, providing efficient, clean, and safe energy solutions to customers |
187 | |||
| 50 |
Major Bit Groupmajorbit.com
A company with 30 years of experience in ICT consulting and training, specializing in software development, business intelligence, AI, and operational procedures engineering |
114 | |||
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
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
- Multinational companies in Lazio 226
- 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
- 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
- Corporate groups and holding companies in Italy 560
- Corporate groups and holding companies in Lombardy 224
- Corporate groups and holding companies in Emilia-Romagna 76
- Corporate groups and holding companies in Veneto 60
- Corporate groups and holding companies in Piedmont 32
- Corporate groups and holding companies in Milan 98
- Corporate groups and holding companies in Rome 46