| # | Company | Employees |
|---|---|---|
| 1 | 19,013 | |
| 2 |
Thermo Fisher Scientificthermofisher.com
The company is a global leader in advancing science and technology to help customers make the world healthier, cleaner, and safer |
7,431 |
| 3 |
Migros Industriemigrosindustrie.ch
Production of high-quality Swiss private label food and non-food products, supplying around 50 countries with innovative, market-driven solutions. |
3,346 |
| 4 |
SFS Groupjoin.sfs.com
Global supplier of precision components, fastening systems, tools, and procurement solutions with a focus on customer-specific solutions across various industries |
3,061 |
| 5 | 2,445 | |
| 6 |
Acinoacino.swiss
Delivers quality pharmaceuticals in high-growth markets, leveraging manufacturing and network for contract manufacturing and out-licensing. Focuses on affordable healthcare. |
2,254 |
| 7 |
Siegfriedsiegfried.ch
Contract development and manufacturing organization specializing in pharmaceutical APIs, intermediates, and drug products including tablets and sterile forms. |
2,254 |
| 8 |
SHL Medicalshl-medical.com
A global leader in advanced drug delivery systems, specializing in autoinjectors, partnering with pharmaceutical companies to develop patient-centric solutions for self-injection and digital healthcare |
2,163 |
| 9 |
Bachembachem.com
Development and manufacturing of peptides and oligonucleotides for research, clinical development, and commercial pharmaceutical applications worldwide. |
2,089 |
| 10 |
Corden Pharma - A Full-Service CDMOcordenpharma.com
Full-service partner in contract development and manufacturing of APIs, lipids, drug products, and packaging across multiple technology platforms. |
1,883 |
| 11 |
Cicor Groupcicor.com
It provides full-cycle electronic solutions including research, development, manufacturing, and supply chain management for various industries like medical and aerospace. |
1,470 |
| 12 |
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 |
| 13 |
PolyPeptide Grouppolypeptide.com
Specialized contract development and manufacturing organization producing synthetic peptides and oligonucleotides for pharmaceutical and biotech industries worldwide. |
1,422 |
| 14 |
Techniplastechniplas.com
A global supplier of plastic components and design-focused surfaces for automotive, industrial, consumer goods, medical, and other markets Visit website for more |
778 |
| 15 | 731 | |
| 16 |
CARBOGEN AMCIScarbogen-amcis.com
Specialized in drug substance and product development, commercialization, and manufacturing with cGMP compliance and innovative pharmaceutical solutions. |
725 |
| 17 |
Delica AGdelica.com
Consortium of Swiss companies producing coffee, chocolate, biscuits, ice cream, snacks, cooking products, and chewing gum with innovative culture. |
654 |
| 18 |
Eugster / Frismag AGeugster.ch
A discreet B2B company specializing in developing and producing coffee machines and electronic devices for top brands, focusing on innovation, quality, and employee well-being |
632 |
| 19 |
Enicsgpv-group.com
Global EMS partner offering electronics manufacturing services, mechatronics, and design solutions to customers worldwide, with focus on trust, quality, and customer satisfaction |
611 |
| 20 |
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 |
| 21 |
SCHURTER Groupschurter.com
Global Swiss technology leader providing components for circuit protection, connectors, switches, EMC products, input systems, and overall solutions for electronics industry worldwide |
525 |
| 22 |
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 |
| 23 |
Acrotec Groupacrotec.ch
Manufacture high-precision components and provide specialized services for watchmaking, Medtech, automotive, aerospace, aeronautics, and electronics industries. |
429 |
| 24 |
Biosynthbiosynth.com
A global hybrid research products provider and CDMO, specializing in a wide range of chemicals including peptides, APIs, and natural products |
403 |
| 25 |
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 |
| 26 |
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 |
| 27 |
Celonic Groupcelonic.com
Contract development and manufacturing organization specializing in innovative biologics production technologies, supporting biotech companies from development to commercial GMP manufacturing. |
335 |
| 28 |
PFNonwovenspfnonwovens.com
Global producer of nonwoven fabrics for baby care, medical, and adult/fem care markets, focusing on innovation, sustainability, and quality of life |
268 |
| 29 |
MPS Micro Precision Systems AGmpsag.com
Swiss company specializing in microtechnology solutions for industries such as medical, watchmaking, aerospace, and optics Offers development, prototyping, and manufacturing services |
235 |
| 30 |
SwissOpticswissoptic.com
Specializing in OEM optics, SwissOptic AG develops, manufactures, and assembles key components and modules for customers worldwide, with expertise in high-end optics |
228 |
| 31 |
EXTROVISextrovis.com
A global pharmaceutical company offering APIs, FDFs, and custom services, with a focus on quality, social responsibility, and becoming a leading industry player |
222 |
| 32 |
Universo S.A.universo.ch
Specializing in watch hands production for the global watchmaking industry for almost a century in the heart of the Jura mountains |
208 |
| 33 |
ten23 healthten23.health
A human-centric and sustainable strategic partner for pharmaceutical industry and biotech start-ups, specializing in developing injectable treatments for patients |
205 |
| 34 |
CHH Microtechniquechh-microtechnique.ch
Manufacture and assembly of high-end mechanical watch components, including machining, decoration, surface treatment, and small to large series production. |
201 |
| 35 |
Dubois Dépraz SAdubois-depraz.ch
A long-standing family-owned company in the watchmaking industry, specializing in modular movements and complications, also offering services to third parties |
172 |
| 36 |
PLASTONplaston.com
An international SME specializing in technical injection molded parts and plastic packaging solutions for well-known brands, with a strong focus on innovation and quality |
170 |
| 37 | 168 | |
| 38 |
SPT Group - Small Precision Toolsspt.net
Global leader in manufacturing high-precision technical components and micro-miniature tools, specializing in injection-molded advanced ceramics for various industries Custom-made components available |
155 |
| 39 |
Hügli Nährmittel AGhuegli-naehrmittel.ch
An international food company specializing in convenient products like soups, broths, and desserts, with a focus on quality, innovation, and market success |
150 |
| 40 |
VAUCHER MANUFACTURE FLEURIER AGvauchermanufacture.ch
Develops and produces high-end mechanical movements for exclusive clients, emphasizing innovation, tradition, and environmental sustainability in watchmaking Founded in 2003 |
149 |
| 41 |
Jean Singer & Cie SAsingersa.ch
Independent manufacturer specializing in high-quality dial production for top Swiss watch brands |
149 |
| 42 |
Safe Metalsafe-metal.com
Global manufacturer producing cast steel components for high-speed trains, mining equipment, and public works vehicles through nine specialized plants across Europe, Mexico, and China. |
145 |
| 43 |
LA PIERRETTE SAlapierrette.com
A Swiss company specializing in manufacturing a wide range of fine stones and hard watch components with precision and reliability since 1914 |
142 |
| 44 |
Marvinpac - tailor-made manufacturing & packing solutionsmarvinpac.com
Comprehensive packaging development, co-manufacturing, quality control, and logistics services for diverse industries with sustainability and certification focus. |
140 |
| 45 |
CRB Cosmeticsintercos.com
Global leader in skincare development and manufacturing, providing Swiss quality and breakthrough innovations to prestigious brands worldwide Collaborating with Intercos Group for unique creations |
136 |
| 46 |
Boucledor SAboucledor.com
Design and manufacture of high-quality buckles and clasps for prestigious luxury watch brands, with full in-house production and ethical practices. |
130 |
| 47 |
Jean Gallay SAjean-gallay.ch
Specialist in precision sheet metal work for extreme conditions, known for technical expertise, rigorous quality control, and non-destructive testing Trusted by major industry players |
129 |
| 48 | 121 | |
| 49 |
Blancpain S.A. / Division Habillageblancpain.com
A leading manufacturer of watch cases and bracelets for prestigious watchmakers, known for their recognized expertise and state-of-the-art production facilities |
107 |
| 50 | 99 | |
| 51 |
Nolato Treff AGnolato.com
Specializing in plastic processing, the company offers precision solutions in industrial and medical sectors, as well as high-quality laboratory products and a range of services |
89 |
| 52 |
Manufacture Ruedin SAswatchgroup.com
Established in 1926, this company specializes in manufacturing stainless steel, titanium, and special material watch cases and components using cutting-edge processes for luxury brands like Omega and Longines |
87 |
| 53 |
ArteCad SAartecad.ch
A leading Swiss watch faces manufacturer with almost 200 employees, specializing in dials and appliques, known for high-quality craftsmanship and prestigious client relationships |
84 |
| 54 |
Multicuirs SAmulticuirs.ch
A luxury watch strap and small leather goods manufacturer with over 65 years of experience, combining traditional craftsmanship with modern innovation |
82 |
| 55 |
Société Suisse des Explosifssse-group.com
Manufacturing, distributing civil explosives, fine chemicals, pyrotechnics. Supports global customers with know-how, experience from 750 employees across eight countries. |
79 |
| 56 |
Capsa Camille Piquerez SAcapsa.ch
A Swiss company with 200 employees and 400 machines offering high-quality miniature products to global customers in the watch industry |
77 |
| 57 |
Manufacture La Joux-Perretlajouxperret.ch
Swiss company specializing in manufacturing mechanical watch movements, mastering most production processes internally for renowned watch brands. |
74 |
| 58 |
Concepto Watch Factoryconceptowatch.ch
Swiss watch manufacturer specializing in exceptional mechanical movements, including tourbillons, chronographs, minute repeaters, alarm clocks, and skeleton movements for renowned brands worldwide |
74 |
| 59 |
SMB Medical SAsmb-medical.com
A leading independent contract manufacturer specializing in orthopaedic implants, trauma products, and medical instruments with deep industry know-how and international customer base |
71 |
| 60 |
vonRoll casting agvonroll-casting.ch
Specializing in customer foundry services in Europe, vonRoll casting produces a broad range of materials, from cast iron to special alloys like SiMo and Ni-Resist |
71 |
| 61 |
Novoplast AGnovoplast.com
Specializing in injection molding, multi-component, and extrusion technologies, our team at Innospeed is dedicated to delivering top performance and collaboration for success |
69 |
| 62 |
Composites Busch SAcompositesbusch.ch
Designs and manufactures high-performance composite components and 3D additive manufacturing solutions for medical, aerospace, mechanical, and luxury industries while ensuring strict quality standards. |
69 |
| 63 |
Montremo SAmontremo.ch
A leader in luxury watch dial manufacturing, specializing in creating exceptional dials for top Swiss watch brands with a focus on tradition and innovation |
68 |
| 64 |
Senn Chemicals AGsennchem.com
SENN specializes in peptides and APIs, offering expertise in process optimization, scale-up, and production for various industries worldwide from Switzerland |
68 |
| 65 |
Laubscher Precision AGlaubscher.swiss
Precision turning parts manufacturer with over 170 years of experience, specializing in high quality, on-time delivery for various industries including medical, automotive, and aerospace |
66 |
| 66 |
DM Surfacesdm-surfaces.ch
Specializing in high-end decorative components for watches, this industry leader integrates new technologies like Laser to innovate and fulfill complex design projects with quality assurance |
65 |
| 67 | 65 | |
| 68 |
Rouages SArouages.ch
Established in 1918, the company specializes in manufacturing microcomponents for high-end watch movements, with a focus on craftsmanship, innovation, and human capital development |
63 |
| 69 |
Oskar Rüegg AGoskar-ruegg.com
Leading manufacturer of high-quality metal stamping parts and assemblies, offering manual to fully-automated assembly services across various industries with Swiss quality standards |
62 |
| 70 |
Dress Your Body SA
Specialized high-end jewelry and watchmaking competence center assisting SWATCH GROUP brands in creating, developing, and producing high-added value jewelry products and set components |
61 |
| 71 | 60 | |
| 72 |
SwissFactory.Group AGswissfactory.group
Innovative association of SMEs offering turnkey solutions in machines, devices, vehicles, and robots for high-tech industries, with a broad technology portfolio |
60 |
| 73 |
SSCB | Swiss Stem Cells Biotech | Swiss Laboratory and Biobanksscb-stembiotech.ch
Biotech company specializing in cellular therapy, stem cell collection, processing, and storage for therapeutic and aesthetic purposes, with high scientific and ethical standards |
59 |
| 74 | 58 | |
| 75 |
Grossenbacher Systeme AGgesys.ch
Specializing in Electronic Engineering and Manufacturing Services (EEMS), we provide professional services tailored to the highest standards, including ISO 13485 certification for medical electronics production |
57 |
| 76 | 56 | |
| 77 | 56 | |
| 78 |
LTM SAletempsmanufactures.ch
An independent watch manufacturer specializing in producing movements, watch components, and complete watches for prestigious Swiss luxury brands with precision and expertise |
55 |
| 79 |
Connova Groupconnova.com
Specializing in composite components and CNC milled parts, this company solves lightweighting challenges for Aerospace, Defense, Automotive, Medical, and Industrial sectors |
55 |
| 80 |
Jehle AGjehleag.ch
Precision engineering company specializing in customized metal and plastic components, tooling, and molds for various industries, offering complete solutions from design to assembly |
54 |
| 81 |
Mediliant Groupmediliant.com
The company specializes in manufacturing technology for the Medical Device Industry, focusing on developing life-enhancing medical technologies to positively impact people’s lives |
50 |
| 82 |
Imbach & Cie. AGimbach.com
We support you as a value-added partner for high-quality metal components, providing comprehensive services from solution development to timely delivery |
48 |
| 83 |
Plastifil SAplastifil.ch
A 4th generation family business specializing in designing and manufacturing custom stainless steel products for medical, technical, food, and design industries worldwide |
47 |
| 84 |
Microspheremicrosphere.ch
Contract development and manufacturing organisation providing spray drying, capsule filling, and pharmaceutical services for drug development and commercialisation. |
47 |
| 85 |
Samaplastsamaplast.ch
A Swiss company with over 50 years of experience manufacturing high-quality plastic products, including injection moulded parts, medical components, and implants |
44 |
| 86 |
Leitner AGleitner-ag.ch
Specialized supplier of surgical instruments for medical technology, offering consulting, rapid prototype phase implementation, series-ready production, and clean room packaging Over 20 years of industry experience |
44 |
| 87 |
Nachbur AGnachbur.ch
Specializing in precision, automatic, and assembly of components for over 70 years, offering high-quality CNC turned parts and assembly services worldwide |
43 |
| 88 |
Amsler & Frey AGamsler-frey.ch
A Swiss company specializing in providing technical plastic parts to a variety of industries, focusing on quality, efficiency, and value-added benefits |
43 |
| 89 |
PIBOR ISO SApibor.ch
Family-owned company founded in 1952, specializing in precision watch components and microtechnology Committed to innovation, quality, sustainability, and ethical sourcing |
43 |
| 90 |
HACO Grouphacogroup.ch
Creates and produces custom food specialties in snacks, culinary art, spices, coffee, and taste for diverse customer and consumer needs. |
42 |
| 91 |
Polymeca | part of Leica Geosystemspolymeca.com
Specializing in high-precision mechanical parts, this company in Switzerland offers a full range of manufacturing services, quality assurance, and documentation |
42 |
| 92 |
Confectronic SAconfectronic.ch
This company specializes in industrial outsourcing for electronic, cabling, overmolding, technical assembly, and electrical/electronic design services |
41 |
| 93 |
Ruetschi Technology AG, an Elos Medtech Companyelosmedtech.com
The company produces high-quality implants, instruments, and Procedure-Kits to improve patient safety in the healthcare industry globally |
41 |
| 94 |
ESTECH Industries AGestech-industries.ch
A Swiss company offering customized solutions from prototype to series production, specializing in industrial manufacturing of metal parts and assemblies for various industries |
40 |
| 95 |
Axalp Technologiesaxalptech.com
A team with proven track-record in delivering high-end engineering solutions, spanning from hardware to software development, concept design to manufacturing and testing |
39 |
| 96 |
Cloos electroniccloos.ch
A leading electronic manufacturing company specializing in high-quality PCBs, cables, electronic devices, and control cabinets for various sectors with a strong focus on precision and quality |
38 |
| 97 |
Novasort SAnovasort.com
Specializing in precision stamping, cutting, and machining, this company serves industries like watchmaking, medical, dental, electronics, aerospace, and automotive with a commitment to quality and innovation |
38 |
| 98 |
Bunorm Maschinenbau AGbunorm.ch
Specializing in manufacturing small to large parts, prototypes, assemblies, and machines Offering engineering support, modern facilities, and skilled staff for various industries |
37 |
| 99 |
Lauener & Cie SAlauener.ch
Specialized in fabricating precision components for the watchmaking and medical industries, including movement components and medical implants for various medical fields |
36 |
| 100 |
Viquodéco Sàrlviquodeco.ch
Viquodéco is a Swiss company specializing in precision turning and finishing services, with a strong focus on customer satisfaction and quality |
36 |
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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 Oct 24, 2026.
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