The companies with in-house R&D in Espoo are largely established industrial and manufacturing firms. Many operate in sectors like telecommunications, such as Nokia, a B2B technology innovation leader, and Tecnotree Corporation, which provides digital BSS solutions. Industrial machinery manufacturing is also prominent, with KONE leading in elevators and escalators, and Valmet in process technologies for pulp, paper, and energy.
A common theme among these companies is a focus on sustainability and advanced technology. For instance, Neste helps businesses reduce greenhouse gas emissions, and Huhtamaki provides sustainable packaging. The list also includes large corporations like Fiskars Group, known for design-driven brands, and research institutions such as VTT, a leading Nordic research and technology company.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 101,094 | ||||
| 2 | 62,000 | ||||
| 3 | 20,732 | ||||
| 4 |
Valmetvalmet.com
A global leader in process technologies, automation, and services for pulp, paper, energy industries, striving to enhance customer performance worldwide |
13,138 | |||
| 5 |
Huhtamakihuhtamaki.com
Global provider of sustainable packaging solutions for food and beverages, committed to carbon neutrality and recyclable product design by 2030 |
6,082 | |||
| 6 | 3,610 | ||||
| 7 |
Metsä Groupmetsagroup.com
forest industry group owned by cooperative of 90,000 Finnish forest owners, promoting diversity and inclusive career opportunities |
3,128 | |||
| 8 |
Fiskars Groupfiskarsgroup.com
Design-driven brands offering premium products for indoor living, outdoor activities, tableware, jewelry, gardening, and cooking categories globally. |
3,053 | |||
| 9 |
Etteplanetteplan.com
Enabling breakthroughs, bringing people and technology together, changing industrial businesses for the better through engineering and technology services. |
2,954 | |||
| 10 |
VTTvttresearch.com
A leading research and technology company in the Nordic countries, offering innovative services and solutions to give partners a competitive edge globally |
2,810 | |||
| 11 |
Ahlstromahlstrom.com
Global leader in fiber-based materials, providing innovative and sustainable solutions across Filtration, Food & Consumer Packaging, Healthcare, Building Materials, and Technical Materials divisions #SustainableSpecialtyMaterials |
2,508 | |||
| 12 |
Normet Groupnormet.com
A global technology company specializing in underground operations for mining, tunnelling, and civil engineering projects, focused on safety, sustainability, and productivity |
1,859 | |||
| 13 |
Baswarebasware.com
It provides automation for complex invoice processes, helping finance teams reduce errors, improve efficiency, and focus on growth instead. |
1,684 | |||
| 14 |
Metsä Boardmetsagroup.com
Leading European producer of premium fresh fibre paperboards focusing on sustainable, innovative packaging solutions with a goal of fossil-free operations by 2030 |
1,549 | |||
| 15 |
Tecnotree Corporationtecnotree.com
Provider of full-stack Digital BSS solutions enabling communication service providers to monetize and transform business towards digital service marketplaces. |
1,285 | |||
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 | 1,099 | ||||
| 17 | 1,054 | ||||
| 18 |
CSC - IT Center for Sciencecsc.fi
Finnish center of expertise in information technology providing high-quality ICT services to higher education, research institutes, public administration, and enterprises |
710 | |||
| 19 |
Rovio Entertainmentrovio.com
Global mobile games company known for Angry Birds brand, with over 5 billion downloads Produces games, animations, consumer products, and movies Acquired by Sega in 2023 |
617 | |||
| 20 |
Sumitomo SHI FWshi-fw.com
Global provider of solutions driving energy decarbonization through biomass/waste energy, energy storage, carbon capture, waste recycling, and digital services for power and industrial markets worldwide |
552 | |||
| 21 |
Geological Survey of Finland (GTK) / Geologian tutkimuskeskus (GTK)gtk.fi
Leading geoscience research agency specializing in sustainable geological resource assessment, offering expert, research, digital, and laboratory services for sustainable growth and development |
456 | |||
| 22 |
Metsä Woodmetsagroup.com
Manufacturing engineered wood products like Kerto LVL, birch and spruce plywood, and processed sawn timber for construction and transport industries. |
444 | |||
| 23 |
Remedy Entertainment Plcremedygames.com
A pioneering game developer creating unique and immersive gaming experiences through innovative technology and captivating storytelling for over 25 years |
431 | |||
| 24 |
IQM Quantum Computersmeetiqm.com
Global leader in quantum computing with offices in multiple international locations including Espoo, Munich, Madrid, Paris, and Singapore |
421 | |||
| 25 |
Evac Groupevac.com
With a focus on sustainability, Evac applies expertise in water and waste technologies globally to improve environmental performance for businesses |
411 | |||
| 26 |
Walki Groupwalki.com
A company focused on sustainable packaging and energy efficient materials, promoting a zero waste future with international operations across Europe and Asia |
380 | |||
| 27 |
Trimble Teklatrimble.com
A technology company transforming the construction industry with advanced BIM software solutions for structural engineering, steel fabrication, and project collaboration |
330 | |||
| 28 |
Lumene Grouplumenegroup.com
A leading Nordic beauty expert with brands in skincare, cosmetics, and hair care Committed to diversity, inclusion, and natural beauty |
288 | |||
| 29 |
Medix Biochemicamedixbiochemica.com
Supplies critical raw materials like antibodies, antigens, and biospecimens for in vitro diagnostics globally, enabling accurate IVD tests for patients worldwide. |
211 | |||
| 30 | 205 | ||||
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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 11, 2026.
More company lists in Espoo
- The largest companies in Espoo 166
- Multinational companies in Espoo 81
- Software Development companies in Espoo 34
- Manufacturers in Espoo 33
- SaaS companies in Espoo 27