These Aargau-based companies with in-house R&D span manufacturing, higher education, and specialized services. Franke Group supplies kitchen products and services, while Omya produces industrial minerals and specialty chemicals. Montana Aerospace manufactures components for aerospace and electromobility, and Siegfried specializes in pharmaceutical APIs. The Paul Scherrer Institut operates large research facilities, and Accelleron is a leader in turbocharging solutions.
The companies listed are largely well-established, with Omya, Siegfried, Zehnder Group, and Psychiatrische Dienste Aargau AG all founded in the 19th century. A significant number of these firms are involved in manufacturing, particularly in specialized areas like pharmaceuticals, aerospace, and industrial machinery, indicating a strong regional focus on advanced industrial production and research.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Franke Groupfranke.com
Leading global supplier of kitchen products and services including sinks, taps, foodservice equipment, and professional coffee machines worldwide. |
4,448 | |||
| 2 | 4,415 | ||||
| 3 |
University of Applied Sciences and Arts Northwestern Switzerland FHNWfhnw.ch
Leading Swiss university offering practical degree programs, innovative research, continuing education, and strong industry partnerships in applied sciences and arts. |
4,379 | |||
| 4 |
Montana Aerospacemontana-aerospace.com
A global manufacturer of system components and assemblies for aerospace, electromobility, and energy industries, using aluminum, titanium, composites, copper, and steel |
2,821 | |||
| 5 |
Siegfriedsiegfried.ch
Contract development and manufacturing organization specializing in pharmaceutical APIs, intermediates, and drug products including tablets and sterile forms. |
2,254 | |||
| 6 |
Accelleronaccelleron.com
Global leader in turbocharging, fuel injection, and digital solutions supporting marine and energy industries for efficient, sustainable heavy-duty applications. |
1,878 | |||
| 7 |
PSI Paul Scherrer Institutpsi.ch
Development, construction, and operation of large research facilities supporting national and international scientific communities in technology, energy, health, and nature. |
1,848 | |||
| 8 |
dsm-firmenich Animal Nutrition & Healthdsm-firmenich.com
Supplier of science-based products and innovation for sustainable health, well-being, and efficiency in farm animal production to meet industry demands |
1,710 | |||
| 9 |
Zehnder Group International AGzehndergroup.com
Providing tailored heating, cooling, and ventilation solutions to ensure comfortable temperatures and fresh, clean indoor air worldwide. |
917 | |||
| 10 |
Swisslog Healthcareswisslog-healthcare.com
Integrated medication supply chain solutions for hospitals and health systems, optimizing operations to improve patient care with automation and intelligent software |
837 | |||
| 11 |
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 | |||
| 12 |
Solviassolvias.com
Provides CMC analytical testing and API development for small molecules, biologics, and gene therapies with global GMP-certified facilities. |
712 | |||
| 13 |
Psychiatrische Dienste Aargau AG (PDAG)pdag.ch
Specializing in psychiatry, the company provides tailored inpatient and outpatient treatment for individuals of all ages, offering psychiatric care, emergency services, and educational programs |
652 | |||
| 14 |
Franke Coffee Systemsfranke.com
Specializing in professional coffee solutions, they offer a range of equipment and services to enhance customer experiences and ensure high-quality coffee consistently |
571 | |||
| 15 |
Müller Martinimullermartini.com
Global manufacturer of print finishing systems, offering innovative solutions for brochures, magazines, and books Specialized staff supports digital transformation and smart factory goals |
462 | |||
| 16 |
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 | |||
| 17 | 393 | ||||
| 18 |
Brugg Cables | Terna Energy Solutionsbruggcables.com
Swiss manufacturer specializing in innovative cables and accessories for energy transmission and distribution with comprehensive service offerings. |
317 | |||
| 19 |
International Luxury Group (ILG of Switzerland AG)interluxury.com
A leading company specializing in licensed luxury, lifestyle, and fashion products, with expertise in product development, global supply chain, and distribution |
302 | |||
| 20 |
ZURZACH Care Unternehmensgruppezurzachcare.ch
Leading Swiss healthcare group with 21 locations, 1,200 employees offering medical, nursing, and therapeutic services, including prevention, treatment, rehabilitation, and reintegration programs |
237 | |||
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. | |||||
| 21 |
DGS Druckguss Systeme AGdgs-druckguss.com
Specialized in light metal die-casting, producing high-precision aluminum and magnesium components for automotive and high-tech industries, focusing on structural castings and innovative solutions. |
225 | |||
| 22 |
SUHNER Groupsuhner.com
Innovative solutions for industrial products and manufacturing processes Diversified offerings meeting customer needs with high-quality, in-house designed products |
210 | |||
| 23 |
Rothoch.rotho.com
A leading European manufacturer of plastic consumer goods with a history of adapting to market changes and prioritizing customer needs |
208 | |||
| 24 |
Huba Control AGhubacontrol.com
Development and production of high-quality pressure switches, pressure and flow sensors contributing to energy conservation and emission reduction. |
204 | |||
| 25 |
JAG Jakob AGjag.ch
A leading automation and process technology company with over 90 years' experience, specializing in turnkey solutions for the pharmaceutical, biotech, and food industries |
183 | |||
| 26 |
ROSTA Grouprosta.com
Leading global manufacturer of rubber suspension systems for over 75 years, offering highly engineered torsional rubber springs to improve productivity and efficiency with technical expertise |
104 | |||
| 27 |
Richnerstutz AGrichnerstutz.ch
This company based in Villmergen specializes in transforming communication into a 3D experience through advertising technology, temporary architecture, events, and more |
96 | |||
| 28 |
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 | |||
| 29 |
REAL-TECHNIK AGrealag.ch
Specializing in development, toolmaking, and production of technical injection-molded parts for various industries, certified with ISO 13485 and ISO 9001 Offering assembly-ready solutions |
35 | |||
| 30 |
Medivation AGmedivation.ch
A medtech company specializing in developing and producing high-quality medical products, leveraging expertise and experience to transform ideas into reality |
29 | |||
| 31 |
Algra Groupalgragroup.ch
Specializing in custom input systems, fronts, casings, industrial signs, and electronics assembly sourced globally Innovative products with in-house research and development |
24 | |||
| 32 |
Hadimec AGhadimec.com
A full-service provider specializing in engineering, PCB assembly, box build, cable assembly, and connectors for electronic systems, with a focus on lifecycle management and competitive advantages |
22 | |||
| 33 |
Ascom Solutions AGascom.com
Global solutions provider specializing in healthcare ICT and mobile workflow solutions, closing digital information gaps for optimal decision-making in various sectors worldwide |
19 | |||
| 34 |
Löwenstein Medical Schweiz AGloewensteinmedical.com
A leading medtech company in sleep and respiratory medicine, providing innovative technologies, services, and products to improve patient health and quality of life |
18 | |||
| 35 |
Partino Mobile Energie AGpartino.ch
Develops comprehensive electric mobility solutions: modern charging stations, intelligent load management, and transparent billing systems. Designs innovative hardware and software from Switzerland. |
18 | |||
| 36 |
ANAXAM - Technology transfer center for advanced manufacturinganaxam.ch
Technology transfer center offering advanced materials analytics using neutron and synchrotron radiation for industrial applications, including consultancy, measurements, and analysis services |
11 | |||
| 37 |
ArrowFast Medical Device Engineeringarrowfast.tech
A medical device development company with a global team of engineers and specialists, offering fixed budget development, timely certification, and proven processes |
10 | |||
| 38 |
Excelsus Structural Solutions AGexcelsusss.com
Provides cutting-edge synchrotron-based structural characterization services for pharmaceuticals, including polymorph detection, quantification, and R&D collaborations, using advanced X-ray diffraction solutions worldwide. |
9 | |||
| 39 |
SMT Swiss Mains GmbHswissmains.com
The company specializes in developing electronics and software for virtual and life simulation, measurement technology, consulting, UHF amplifiers, and multiplexers They also offer services in GIS, wireless networks, and education software |
9 | |||
| 40 |
SINTRATECurbanbrewandbbq.com
Swiss manufacturer of precision 3D printers for professional use, breaking down barriers between imagination and reality to create functional components with advanced additive manufacturing solutions |
3 | |||
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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 Aargau
- The largest companies in Aargau 206
- Multinational companies in Aargau 55
- Manufacturers in Aargau 50
- Hardware manufacturers in Aargau 33
The same list elsewhere in Switzerland
- Companies with in-house R&D in Switzerland 916
- Companies with in-house R&D in Canton of Zurich 183
- Companies with in-house R&D in Vaud 162
- Companies with in-house R&D in Canton of Geneva 82
- Companies with in-house R&D in Canton of Bern 64
- Companies with in-house R&D in St. Gallen 43
- Companies with in-house R&D in Canton of Neuchâtel 36
- Companies with in-house R&D in Ticino 31
- Companies with in-house R&D in Canton of Zug 30
- Companies with in-house R&D in Basel-Stadt 28
- Companies with in-house R&D in Basel-Landschaft 27
- Companies with in-house R&D in Schaffhausen 25
- Companies with in-house R&D in Zurich 91
- Companies with in-house R&D in Lausanne 49
- Companies with in-house R&D in Geneva 37
- Companies with in-house R&D in Basel 26