These Copenhagen-based companies with in-house R&D are primarily large organizations, including public institutions and established corporations. They span diverse sectors such as healthcare, education, manufacturing, and retail. Rigshospitalet is a specialized hospital, while Københavns Universitet is a major research and education institution. Pandora designs and markets jewelry, and FLSmidth supplies the mining and cement industries.
The data shows a strong presence of companies with long histories; many were founded in the 19th or early 20th century. For example, Københavns Universitet was founded in 1479, Rigshospitalet in 1756, and FLSmidth in 1882. NKT, founded in 1891, manufactures power cable solutions, and Xellia Pharmaceuticals, founded in 1903, focuses on critical care therapies.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Pandorapandoragroup.com
Designs, manufactures, and markets high-quality, hand-finished jewellery using recycled materials, sold worldwide through extensive retail network. |
37,000 | |||
| 2 |
Københavns Universitet - University of Copenhagenku.dk
The University of Copenhagen is the largest research and education institution in Denmark with over 40,000 students and 9,000 employees |
13,237 | |||
| 3 | 12,984 | ||||
| 4 | 3,933 | ||||
| 5 |
SimCorpsimcorp.com
Global investment management solutions provider with integrated platform, ecosystem, and worldwide presence serving top financial companies for efficiency and flexibility |
3,837 | |||
| 6 |
3Shape3shape.com
Innovative company developing 3D scanners and software for dental and audio industries, revolutionizing healthcare with award-winning products and solutions |
1,948 | |||
| 7 |
Bavarian Nordicbavarian-nordic.com
Global leader in developing, manufacturing, and commercializing innovative vaccines, with a strong focus on protecting lives and creating inclusive workplace |
1,760 | |||
| 8 |
Psykiatriforskning i Region Hovedstadensecurity-check.regionh.dk
The company is the largest psychiatric hospital in Denmark, treating 50,000 children and adults annually for mental illnesses with a focus on individualized treatment and recovery |
1,455 | |||
| 9 |
Xellia Pharmaceuticalsxellia.com
Global leader in providing critical care therapies and anti-infective treatments, from APIs to FDFs, with a focus on reliable supply, quality, sustainability, and patient care |
952 | |||
| 10 | 939 | ||||
| 11 |
Booztbooztgroup.com
A Nordic department store offering curated fashion, kids, sport, home, and beauty products online with a focus on customer service and environmental responsibility |
835 | |||
| 12 |
University of Copenhagen (Københavns Universitet)ku.dk
A public research university located in Copenhagen, Denmark, established in 1479, and is the second-oldest university in Scandinavia |
778 | |||
| 13 |
Danish Meteorological Institutedmi.dk
This company specializes in meteorological services and information, providing weather forecasts and climate data to the public and various industries |
707 | |||
| 14 |
Rytmisk Musikkonservatoriumrmc.dk
RMC offers top-level education in diverse rhythmic contemporary music genres, while also conducting research projects and promoting musical culture |
705 | |||
| 15 | 682 | ||||
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. | |||||
| 16 |
IO Interactiveioi.dk
A diverse, AAA independent game studio with 25 years of experience creating popular titles and cutting-edge technology for innovative game design |
595 | |||
| 17 |
Royal Danish Defence Collegefak.dk
The organization is a knowledge center for the Danish Defence, providing education, research, consultancy, and knowledge management in military affairs |
545 | |||
| 18 |
Maersk Line Fleet Management & Technologymaersk.com
Optimization of vessels for energy efficiency, environmental performance, and safety using current and future technologies in naval architecture and engineering. |
455 | |||
| 19 | 433 | ||||
| 20 | 391 | ||||
| 21 | 389 | ||||
| 22 |
Veo Technologiesveo.co
Automated sports video recording and editing platform providing panoramic, ball, and player detection views with analytics for teams and fans. |
386 | |||
| 23 |
Louis Poulsenlouispoulsen.com
A historic manufacturer of iconic lighting products, based on Danish design principles, collaborating with renowned designers to create luxury lighting solutions globally |
374 | |||
| 24 |
Professionshøjskolen UCCkp.dk
An international institution in the Greater Copenhagen Area that focuses on academic networking, research, and professional development with over 16,000 students and 600 staff members |
363 | |||
| 25 |
e-conomice-conomic.dk
Develops and maintains award-winning online accounting software for businesses, utilizing cutting-edge web technologies and advanced development processes to improve financial management efficiency. |
357 | |||
| 26 |
Omadaomadaidentity.com
A global leader in Identity Governance and Administration, offering cloud-native solutions to help organizations achieve compliance, reduce risk, and maximize efficiency |
350 | |||
| 27 |
Enveconenvecon.com
Global provider of IFS applications and services catering to various industries, offering end-to-end implementation, consulting, managed services, development, and value-added solutions |
264 | |||
| 28 | 209 | ||||
| 29 | 205 | ||||
| 30 |
Configitconfigit.com
Provides SaaS configuration software for complex products using Virtual Tabulation technology to connect engineering, sales, and manufacturing teams through shared configuration rules. |
170 | |||
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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 Copenhagen 197
- SaaS companies in Copenhagen 106
- Software Development companies in Copenhagen 99
- Retail chains in Copenhagen 94
- Subscription businesses in Copenhagen 66
- Financial services firms in Copenhagen 59
- Professional services firms in Copenhagen 56
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- E-commerce companies in Copenhagen 48
- Hotel and hospitality groups in Copenhagen 44
- Retail Apparel and Fashion companies in Copenhagen 39
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- Critical infrastructure operators in Copenhagen 38
- Financial Services companies in Copenhagen 38
- Restaurants companies in Copenhagen 35
- IT Services and IT Consulting companies in Copenhagen 33
- Public sector organisations in Copenhagen 32
- AI companies in Copenhagen 30
- Insurance companies in Copenhagen 30
- Government Administration companies in Copenhagen 29
- Technology, Information and Internet companies in Copenhagen 29
- IT services companies in Copenhagen 29
- Education providers in Copenhagen 28
The same list elsewhere in Denmark
- Companies with in-house R&D in Denmark 259
- Companies with in-house R&D in Capital Region of Denmark 35