This selection of large Italian chemical companies includes major players in diversified sectors. Eni is an integrated energy business with a focus on decarbonized products, while Pirelli is a global leader in tyre production. Mapei manufactures chemical products for the building industry, and Zambon develops pharmaceutical and healthcare solutions. Others include Polynt Group, specializing in organic anhydrides and specialty chemicals, and Olon, a global leader in active pharmaceutical ingredients.
A notable pattern among these companies is their strong presence in Lombardy, particularly around Milan. Several firms, including Mapei, Pirelli, Fedrigoni Group, and Olon, are headquartered in Milan, highlighting the region's significance as a hub for both traditional and specialized chemical manufacturing.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 32,259 | ||||
| 2 |
Pirellipirelli.com
A global leader in tyre production with a strong focus on technological innovation, high-end quality, and Italian heritage, catering to consumer markets worldwide |
15,159 | |||
| 3 | 7,645 | ||||
| 4 | 2,737 | ||||
| 5 |
Zambonzambon.com
Develops innovative pharmaceutical and healthcare solutions, including treatments for respiratory, urological, and serious diseases like Parkinson's, and offers patient support programs. |
2,595 | |||
| 6 |
Kerakoll Groupkerakoll.com
Multinational company producing diverse construction materials and solutions, focusing on innovation and improving living environments worldwide. |
2,255 | |||
| 7 |
SOL Groupsolgroup.com
Italian multinational company specializing in production, research, and sale of gases, home care services, biotech products, and renewable energy, listed on Milan Stock Exchange |
2,188 | |||
| 8 |
Versalisversalis.eni.com
A sustainable and circular chemical company focused on basic and intermediate chemicals, plastics, rubbers, chemicals from renewable sources, and polymer recycling technologies |
2,152 | |||
| 9 |
Fedrigoni Groupfedrigoni.com
Specializing in premium specialty papers for packaging, labels, printing, and more, with a focus on innovation, sustainability, and creativity worldwide |
2,073 | |||
| 10 |
Intercos Groupintercos.com
A global leader in cosmetics innovation, providing color cosmetics and skincare solutions to top beauty brands worldwide since 1972 Headquarters in Milan, Italy |
1,859 | |||
| 11 |
Maccaferrimaccaferri.com
A global construction solutions provider specializing in a variety of systems such as retaining structures, slope stabilization, erosion protection, and more |
1,784 | |||
| 12 |
Olonolonspa.com
Global leader in developing and producing active pharmaceutical ingredients for CDMO and generics, offering chemical synthesis and biological processing services with extensive expertise and reliability |
1,709 | |||
| 13 |
Polynt Grouppolynt.com
A global chemical company specializing in the production, sales, and development of organic anhydrides, composites, coating resins, and other specialty chemicals |
1,693 | |||
| 14 |
The SIAD Groupthesiadgroup.com
A leading Italian chemical group offering industrial gases, engineering services, healthcare facilities, LPG and natural gas distribution, environmental management, and energy solutions |
1,559 | |||
| 15 |
Teksidteksid.com
A global leader in cast iron foundry, producing engine components, transmission parts, and aluminum cylinder heads for top automotive manufacturers worldwide |
1,463 | |||
| 16 |
Sapio Groupgrupposapio.it
Industrial and medical gases, high-tech systems for cutting, welding, refrigerating gases, and pipeline design, plus hospital and home health services. |
1,349 | |||
| 17 | 1,345 | ||||
| 18 |
De Noradenora.com
A multinational company specializing in electrochemistry and sustainable technologies, leading in industrial green hydrogen production, water treatment, and energy efficiency optimization |
1,267 | |||
| 19 |
Riva Grouprivagroup.com
A leading group specializing in manufacturing long steel products using electric arc steelworks, focusing on sustainability, innovation, and quality |
1,137 | |||
| 20 |
Fassa Bortolofassabortolo.com
Developing advanced solutions for new construction, structural renovation, energy saving, and bio-architecture, focusing on quality, innovation, and environmental responsibility. |
1,130 | |||
| 21 |
Lambertilamberti.com
Specialty chemicals B2B company developing and industrializing chemicals for various industries, with a focus on research and innovation in multiple geographical areas |
1,119 | |||
| 22 |
Italcementiheidelbergmaterials.it
Production of cement and concrete products with a focus on sustainability, innovation, and extensive industrial infrastructure in Italy. |
1,015 | |||
| 23 |
Arvedi ASTacciaiterni.it
Integrated production of stainless steel flat products, tubes, and forgings with advanced finishing and global service centers network. |
862 | |||
| 24 |
RadiciGroupradicigroup.com
A global leader in chemical intermediates, polymers, plastics, fibers, and nonwovens with a strong focus on innovation, quality, and sustainability |
797 | |||
| 25 |
Egal Srl Unipersonaleegalsrl.com
With over three generations of experience, this company is a leader in galvanic treatments on plastic, offering a variety of products and services to various industries |
795 | |||
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 |
Bormioli Luigibormioliluigi.com
Design and manufacture luxury glass containers for perfumes, cosmetics, spirits, tableware, focusing on quality, sustainability, and innovation. |
774 | |||
| 27 |
SIAD S.p.A.siad.com
Italian chemical group providing technical gases, engineering services, healthcare solutions, LPG and natural gas distribution, as well as environmental management and industrial goods |
612 | |||
| 28 |
FITT Groupfitt.com
Development and production of high-tech pipes, hoses, and systems for transporting liquids, gases, and solids with focus on sustainability. |
587 | |||
| 29 |
Marangonimarangoni.com
A global leader in eco-friendly tire retreading, specializing in machinery, materials, and producing retreads for commercial and off-the-road vehicles #RetreadInstead |
577 | |||
| 30 |
COIM Groupcoimgroup.com
An Italian company specializing in chemical specialties like polyesters, polyurethanes, and specialty resins for coatings and composites globally Passionate about quality and sustainability |
549 | |||
| 31 |
GRUPPO COLOROBBIAcolorobbia.com
A long-standing and reliable company in the ceramic industry, Colorobbia has a history of growth, international expansion, and strong partnerships with clients worldwide |
538 | |||
| 32 |
ISAB S.r.l.isab.com
A large industrial site in Sicily with refining, gasification, and electricity cogeneration plants producing energy, fuel, and other products while maintaining environmental standards |
537 | |||
| 33 |
SAESsaesgetters.com
SAES Group produces advanced functional materials for various industries, with a focus on innovation and technological excellence supported by global resources |
520 | |||
| 34 |
Saint-Gobain Italiasaint-gobain.it
Global leader in sustainable construction materials, providing comfort and safety in buildings, transportation, and infrastructure while addressing resource efficiency and climate change challenges |
517 | |||
| 35 |
Indenaindena.com
Identifies, develops, produces high-quality plant-derived active principles for pharmaceutical and health-food industries. |
508 | |||
| 36 | 503 | ||||
| 37 |
LAMINAMlaminam.com
Design and manufacture large-format, thin ceramic surfaces with innovative technology, focusing on sustainability, quality, and architectural applications. |
494 | |||
| 38 |
Cogne Acciai Speciali S.p.A.cogne.com
A leading Italian manufacturer of stainless steels and nickel alloys, with a focus on sustainability and diverse product offerings for various industries globally |
492 | |||
| 39 |
MAPEI S.P.A.mapei.it
Supplier of auxiliary materials for building and industry, founded in 1937 in Milan, Italy A wide range of solutions for construction needs |
488 | |||
| 40 |
Gruppo Saviolagrupposaviola.com
Transforms post-consumer wood into new products for furniture and other industries, pioneering circular economy principles with an integrated industrial system. |
481 | |||
| 41 |
Sonatrach Raffineria Italianasonatrachitalia.it
An Italian company belonging to the Algerian Sonatrach group specializing in crude oil refining, storage, distribution, and production of lubricants, bitumen, and paraffins |
478 | |||
| 42 |
SAPA - Superior Automotive Parts and Applicationsapacompany.com
A company revolutionizing car components manufacturing with the One-Shot庐 Method, eliminating multiple steps, reducing costs, and increasing efficiency with automated processes |
476 | |||
| 43 |
Colacem Spacolacem.com
A leading cement production company, part of a dynamic industrial group with modern facilities, high-quality products, and a focus on sustainable development |
459 | |||
| 44 |
SOP Societ脿 Benefitsopfarm.com
Develops innovative, scientifically-proven technology for sustainable agriculture and intensive livestock farming, improving yields and combating climate change while aligning with UN SDGs and maintaining AAA ESG rating. |
450 | |||
| 45 |
ICE Pharmaicepharma.com
Multinational company in pharmaceutical and healthcare markets, with manufacturing facilities worldwide Provides APIs, excipients, contract manufacturing, and branded products |
449 | |||
| 46 |
Italmatch Chemicalsitalmatch.com
Global chemical group specializing in performance additives and solutions for water treatment, lubricants, oil & gas, plastics, and flame retardants. |
435 | |||
| 47 |
Laminazione Sottile Grouplaminazionesottile.com
A leading European group specializing in transforming aluminum into eco-friendly products through various companies involved in rolled products, trays, and packaging solutions |
434 | |||
| 48 |
Lechler Spalechler.eu
Production and innovation of paint products for industry, refinish, decorative, yachting, and habitat sectors with strong research focus. |
407 | |||
| 49 |
Valbrunavalbruna-stainless-steel.com
A leading producer of specialty steels, with three production plants, offering a wide range of stainless steels and high nickel & titanium alloys |
400 | |||
| 50 |
ABK GROUPabkgroup.it
ABK Group specializes in producing innovative porcelain stoneware surfaces using advanced technologies and attention to detail, meeting diverse design needs |
378 | |||
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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 12, 2026.
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- Multinational companies in Italy 2,339
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- Family-owned companies in Italy 803
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- Transportation, Logistics, Supply Chain and Storage companies in Italy 409
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- Contract manufacturers in Italy 395
- Companies with a mobile app in Italy 394
- Public sector organisations in Italy 392