This selection of Swiss companies includes large groups in chemical manufacturing and related sectors. Holcim, with over 41,000 employees, focuses on sustainable construction. Syngenta is an agriculture company providing crop solutions. Sika specializes in chemicals for building and automotive, while Givaudan creates fragrances and flavors. Clariant offers sustainable specialty chemical solutions, and Firmenich develops fragrances and ingredients for wellbeing.
The companies listed are predominantly large, established firms, with several founded in the late 19th or early 20th century, such as Omya (1884) and Givaudan (1895). A notable pattern is the concentration of headquarters in the Basel and Zug areas, indicating regional hubs for the chemical and industrial sectors.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Holcimholcim.com
The company focuses on innovation and sustainability to build greener, smarter cities with renewable energy, green mobility, and housing for all |
41,924 | |||
| 2 |
Syngentasyngenta.com
A leading agriculture company focused on feeding the world sustainably with innovative crop solutions, world-class science, and commitment to environmental impact |
38,008 | |||
| 3 | 19,746 | ||||
| 4 |
Givaudangivaudan.com
A global leader in fragrance, beauty, taste, and wellbeing, creating experiences that celebrate nature and promote happier, healthier lives worldwide |
14,943 | |||
| 5 |
Clariantclariant.com
Provides innovative, sustainable specialty chemical solutions for various industries, focusing on key trends like energy efficiency, renewable raw materials, and resource conservation. |
9,968 | |||
| 6 |
Firmenichdsm-firmenich.com
Innovative company creating fragrances, flavors, and ingredients to enhance wellbeing, advance nutrition, and accelerate wellness while preserving the planet |
4,847 | |||
| 7 | 4,415 | ||||
| 8 |
Autoneumautoneum.com
Development and production of multifunctional, lightweight, sustainable acoustic and thermal management components for vehicle interiors and underbodies worldwide. |
4,281 | |||
| 9 |
Bemis Company, Inc.amcor.com
Global leader in responsible packaging solutions for various industries, focusing on sustainability and innovation to protect products and enhance value chains worldwide |
2,999 | |||
| 10 |
Forbo Groupforbo.com
Manufacturing and distributing products globally through multiple production sites, assembly centers, and sales organizations across numerous countries. |
2,775 | |||
| 11 |
Archromaarchroma.com
Global provider of specialty chemicals for textiles, paper, and coatings, delivering color and performance solutions to diverse markets worldwide. |
2,748 | |||
| 12 |
Amcor Flexibles Europe, Middle East & Africa / Amcor Flexibles Americasamcor.com
Global leader in creating responsible packaging solutions for well-known brands, touching millions of lives every day with innovative products |
2,742 | |||
| 13 | 2,548 | ||||
| 14 |
Swiss Steel Groupswisssteel-group.com
Leading provider of special long steel products with sustainable production, serving diverse industries globally with high-quality, reliable steel solutions. |
1,913 | |||
| 15 |
EuroChemeurochemgroup.com
Global supplier of mineral-based nutrients for farmers worldwide, increasing yields and food abundance sustainably for over two decades Serving 250+ million people |
1,735 | |||
| 16 |
Arxadaarxada.com
Global specialty chemicals company specializing in innovative chemistry solutions for tough preservation challenges, focusing on sustainability and serving various end-markets worldwide |
1,466 | |||
| 17 |
3A Composites3acomposites.com
Development and production of plastic sheets, aluminium composites, paper and foam boards, and core materials for various industries. |
1,271 | |||
| 18 |
Weidmannweidmann-group.com
Global leader in providing technological solutions for energy and medical industries, specializing in transformer insulation and advanced plastics for pharmaceutical applications |
1,212 | |||
| 19 | 1,165 | ||||
| 20 |
Glas TrΓΆsch Groupglastroesch.com
Produces architectural, technical, and automotive glass solutions focusing on energy efficiency, safety, and sustainability through extensive manufacturing and processing operations across Europe. |
1,049 | |||
| 21 | 1,025 | ||||
| 22 |
Weidmann Electrical Technologyweidmann-electrical.com
Global leader in electrical insulation for transformers. Specializes in customized cellulose-based insulation systems and high-temperature applications with top-quality control. |
954 | |||
| 23 |
Angst+Pfisterangst-pfister.com
Engineering and designing customized material components and technical solutions for diverse industries, ensuring quality, innovation, and global support. |
767 | |||
| 24 |
Mitsubishi Chemical Advanced Materialsmcam.com
A global leader in high-performance thermoplastic materials, specializing in engineering thermoplastics and composites for various industries and applications worldwide |
746 | |||
| 25 |
CARBOGEN AMCIScarbogen-amcis.com
Specialized in drug substance and product development, commercialization, and manufacturing with cGMP compliance and innovative pharmaceutical solutions. |
725 | |||
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 |
SIGAsiga.swiss
Develops and manufactures membranes and adhesive tapes for airtight building envelopes to reduce energy loss and combat climate change. |
703 | |||
| 27 |
Metalor Technologies SAmetalor.com
Global company specializing in precious metals refining, advanced coatings, and electrotechnics, ensuring ethical sourcing and sustainable practices worldwide. |
680 | |||
| 28 |
Valagrovalagro.com
The company develops and sells biostimulants, nutrients, and specialty fertilizers globally for agricultural purposes, enhancing crop productivity and sustainability. |
673 | |||
| 29 |
EMS Groupems-group.com
A global group specializing in High Performance Polymers and Specialty Chemicals with 25 production sites in 16 countries, focusing on specialty products and operational growth |
619 | |||
| 30 |
Mibelle Groupmibellegroup.com
Innovative development, production, and marketing of personal care, beauty, home care, and nutrition brands with a focus on quality and sustainability |
607 | |||
| 31 |
Blaser Swisslubeblaser.com
A Swiss family-owned company since 1936, specializing in high-quality metalworking fluids for various industries worldwide, with a focus on innovation and environmental sustainability |
581 | |||
| 32 |
CPH Group AGcph.ch
A Swiss group with market leadership in Chemistry, Paper, and Packaging, known for innovation, sustainability, and over two centuries of industrial tradition |
569 | |||
| 33 |
Ionbond - IHI Groupionbond.com
Global provider of high performance PVD, PACVD and CVD coatings for cutting tools, industrial applications, automotive, aerospace, medical devices and fuel cells. |
492 | |||
| 34 |
Rosenxt Grouprosen-nxt.com
Explores disruptive opportunities, building ventures serving critical infrastructure customers in harsh environments, focusing on process optimization and advanced integrity solutions. |
476 | |||
| 35 |
EMS-CHEMIE (Business Unit EMS-GRIVORY)emsgrivory.com
Global manufacturer of high-performance polyamides used in various industries, providing innovative system solutions, cost and weight savings through metal replacement, and customer support |
467 | |||
| 36 |
KLK OLEO Surfactantskolb.ch
A global leader in oleo-based products and solutions, specializing in surfactants, paper process chemicals, and chemical specialties for various applications worldwide |
444 | |||
| 37 |
Jungbunzlauerjungbunzlauer.com
Production of sustainable, natural ingredients including texturants, acidulants, sweeteners, and minerals for food, health, and personal care industries. |
440 | |||
| 38 |
Comadur SAcomadur.ch
Specializes in manufacturing hard materials like ruby, sapphire, and ceramic with high precision, miniaturization, and aesthetic quality for industrial use. |
432 | |||
| 39 | 414 | ||||
| 40 |
Biosynthbiosynth.com
A global hybrid research products provider and CDMO, specializing in a wide range of chemicals including peptides, APIs, and natural products |
403 | |||
| 41 |
Dottikon Exclusive Synthesis AGdottikon.com
Manufactures high-quality chemicals, APIs, and intermediates using hazardous reactions, advanced chemistry, and continuous processing for chemical, biotech, and pharmaceutical industries worldwide |
400 | |||
| 42 |
Jansenjansen.com
Development, manufacturing, and distribution of steel profile systems for windows, doors, faΓ§ades, and plastic construction products. |
390 | |||
| 43 |
Holcim Schweiz / Suisse / Svizzeraholcim.ch
Leading Swiss manufacturer producing cement, gravel, and concrete with tailored solutions for construction, civil engineering, and infrastructure projects. |
361 | |||
| 44 |
Vetrotech Saint-Gobainvetrotech.com
development, production, distribution of sustainable fire-resistant safety and high-security glass for building and marine sectors worldwide |
345 | |||
| 45 |
Cerdiacerdia.com
A global leader in cellulose acetate tow for cigarette filter manufacture, with a history of innovation, high quality standards, and technical expertise |
338 | |||
| 46 |
KD Pharma Groupkdpharmagroup.com
A CDMO specializing in pharmaceutical and nutraceutical products, leading in Omega-3 API production and formulation services with global presence |
338 | |||
| 47 |
sia Abrasivessiaabrasives.com
A leading supplier of abrasive systems, developing tailored solutions for surface treatment of workpieces, with global presence and over 1250 employees |
337 | |||
| 48 |
Ameropaameropa.com
A Swiss agri-business founded in 1948, producing, marketing fertilizers and grains globally to feed the world, with headquarters in Binningen, Switzerland |
321 | |||
| 49 | 315 | ||||
| 50 | 292 | ||||
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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 13, 2026.
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