This selection of large companies in Tallinn showcases a strong presence in IT services, software development, and financial services. Noteworthy firms include Bolt, providing ride-hailing and on-demand transportation globally; Nortal, a digital transformation company with expertise in strategic, data-driven technology; and Luminor Group, offering accessible banking services across the Baltic region. The list also features ELEKS, a partner for software engineering services, and InfoSys Ltd., specializing in software services for tourism and logistics.
A significant pattern observed is the prevalence of companies established in the 2000s and 2010s, indicating a relatively young corporate landscape with a focus on modern technological and financial solutions. There is also a strong representation of higher education institutions, such as TalTech – Tallinn University of Technology and Tallinn University, highlighting the city's role as an educational hub.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 15,717 | ||||
| 2 |
Nortalnortal.com
A leading digital transformation company with expertise in strategic, data-driven technology, delivering high-impact projects across Europe, the Nordics, the GCC region, and the Americas |
2,206 | |||
| 3 | 1,952 | ||||
| 4 |
Luminor Groupluminor.ee
Providing accessible, fast, and reliable banking services to individuals and businesses across the Baltic region with local expertise. |
1,799 | |||
| 5 |
InfoSys Ltd.infosys.ee
InfoSys offers software services in tourism, recreation, servicing, logistics, and development fields with a focus on effective project management and utilizing the latest technology |
1,673 | |||
| 6 | 1,620 | ||||
| 7 |
TalTech – Tallinn University of Technologytaltech.ee
Internationally renowned university known for high-quality education, successful alumni, excellence in research and innovation, inspiring environment, and driving the Baltic Sea region economy |
1,448 | |||
| 8 |
Heateo Sihtasutus/ Good Deed Foundationheategu.ee
A launchpad for social initiatives supporting social entrepreneurship since 2003, promoting and empowering initiatives with potential to impact society |
1,383 | |||
| 9 |
Swedbank Estoniaswedbank.ee
A leading bank in the Nordic and Baltic countries, focusing on simplicity, openness, and responsibility to help customers grow financially |
1,278 | |||
| 10 |
Tallinn Universitytlu.ee
A university in Estonia focusing on humanities, social sciences, educational innovation, cultural competences, digital/media culture, healthy lifestyle, and open governance |
1,266 | |||
| 11 | 1,011 | ||||
| 12 | 961 | ||||
| 13 |
BAbambooapps.eu
Design & software studio creating exceptional user experiences through design-centric approach, product-first thinking, and full-stack development competence |
932 | |||
| 14 |
Eesti Energiaenefit.ee
International energy company increasing renewable energy production, promoting sustainability, and transforming shale industry into circular economy-based chemical industry. |
818 | |||
| 15 |
Tallinn University of Technologytaltech.ee
Internationally renowned technological university offering high-quality education, research, and innovation, creating successful alumni and driving the Baltic Sea region economy |
789 | |||
| 16 |
Tallink Grupptallink.com
Passenger and cargo transport services in the Baltic Sea region, operating ferries, hotels, and Burger King restaurants in Baltics. |
703 | |||
| 17 | 641 | ||||
| 18 |
eu-LISAeulisa.europa.eu
Operates and manages large-scale IT systems for EU border management, asylum, migration policies, and criminal records information to ensure interoperability |
588 | |||
| 19 |
Restoran MOONrestoranmoon.ee
A restaurant founded by head chefs focusing on simple, honest, local, and sustainable Nordic cuisine, recognized for its excellence in gastronomy |
582 | |||
| 20 |
OlyBet Groupolybet.eu
Leading sports entertainment brand offering sports betting, online games and gambling experiences Partners with top clubs and supports local sports communities Promotes Responsible Gaming |
574 | |||
| 21 |
Admiralsadmiralmarkets.com
Financial hub offering trading software, investing services, personal Visa cards, social trading, and more Expanding into a full spectrum personal finance provider |
555 | |||
| 22 |
Yolo Grouplogin.yolo.com
Innovative leader in gaming, fintech, and blockchain, prioritizing customer experience with diverse products and services worldwide, driving crypto adoption and innovation |
550 | |||
| 23 |
Standardstandard.ee
Creating sustainable and innovative room solutions for the hospitality and office space sector, with over 75 years of experience and a focus on communication and high-quality outcomes |
542 | |||
| 24 |
Bigbankjobs.bigbank.eu
Specializing in term deposits and consumer loans, this bank operates across multiple countries, offering personalized services to clients |
531 | |||
| 25 |
Põhja-Eesti Regionaalhaiglaregionaalhaigla.ee
A leading hospital in Estonia with a mission to invest in people's health in the Northern region |
480 | |||
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 |
Helmeshelmes.com
Delivering high-quality software solutions efficiently, reducing costs and accelerating time to market through dedicated teams and unique methods |
452 | |||
| 27 |
Elisa Eesti ASelisa.ee
A leading provider of telecommunication and ICT services in Estonia, offering mobile, internet, TV services, and IT infrastructure solutions for businesses and public sector |
419 | |||
| 28 |
pawaTechpawatech.com
Specializing in crafting tailored iGaming platforms, we lead in industry services to innovate and support profitable ventures in Africa |
413 | |||
| 29 |
IPF Digitalipfdigital.teamtailor.com
Provider of fast, flexible, and convenient credit solutions through various brands across multiple countries, offering revolving credit lines, mobile wallets, and installment loans |
404 | |||
| 30 | 402 | ||||
| 31 | 392 | ||||
| 32 |
Magnetic Groupmagneticgroup.co
The company operates in aviation with services including design, manufacturing, leasing, spare parts solutions, maintenance, engine services, and talent development worldwide |
391 | |||
| 33 |
ENEFITenefit.com
An international energy provider offering electricity, gas, and liquid fuels in the Baltic States, Finland, Poland, and beyond Commitment to environmentally-friendly energy solutions |
388 | |||
| 34 |
Estonian Academy of Artsartun.ee
A leading public university in Estonia offering higher education in architecture, design, arts, and art culture with a focus on innovation and sustainability |
378 | |||
| 35 |
Tallinna linn | City of Tallinntallinn.ee
Local government focused on sustainable urban development, citizen engagement, transparent communication, and adaptive management based on data and strategic planning. |
370 | |||
| 36 |
Decorationdecoration.ee
Specializing in general space design, interior design, office and home decoration, terrace landscaping, and small garden design advice since 1994 |
354 | |||
| 37 |
Ida-Tallinna Keskhaiglaitk.ee
A leading hospital in Tallinn with seven clinics offering diagnostic, surgical, rehabilitation, and nursing services, focusing on patient-centered innovative healthcare |
342 | |||
| 38 | 340 | ||||
| 39 |
Wildixwildix.com
Provides secure, web-based unified communications and collaboration solutions designed to increase productivity and efficiency for businesses worldwide. |
326 | |||
| 40 |
Milrem Roboticsmilremrobotics.com
Leader in robotics and autonomous systems, providing innovative solutions for challenging environments to increase safety and efficiency in various industries |
316 | |||
| 41 |
influencers.clubinfluencers.club
A sales intelligence tool catering to the creator economy, providing valuable insights and data to support businesses in this sector |
311 | |||
| 42 |
LTH-Baaslth-baas.com
Leader in marine turnkey solutions, specializing in installations, engineering, outfitting, retrofits, repairs, and global decarbonization initiatives to provide innovative technical solutions |
305 | |||
| 43 |
Politsei- ja Piirivalveametkarjaar.politsei.ee
An organization offering a variety of roles in law enforcement and related fields, emphasizing a strong sense of community and dedicated employees |
302 | |||
| 44 |
EIS | Enterprise Estoniaeis.ee
Support entrepreneurship and international competitiveness through consultations, funding, marketing, and guarantees for business growth and housing modernization. |
296 | |||
| 45 |
TravelLinetravelline.pro
International software company creating management tools and websites for hotels worldwide Over 11000 hotels have streamlined workflow & increased online sales |
249 | |||
| 46 |
Skeleton Technologiesskeletontech.com
Leader in fast energy storage technology for various industries, driving innovation and sustainability through reducing CO2 emissions and optimizing energy usage #ForaNetZeroFuture |
243 | |||
| 47 |
Cyberneticacyber.ee
Developing cutting-edge technology for digital societies, creating secure and convenient solutions with global impact, specializing in e-governance, information security, and defense industries |
232 | |||
| 48 |
Eleringelering.ee
An integrated operator connecting electricity and gas producers, network operators, and consumers, ensuring high-quality energy supply with reasonable costs |
228 | |||
| 49 |
Markitcdnd.markit.eu
A global IT procurement marketplace helping businesses save time and money by sourcing and comparing prices for IT hardware and accessories |
223 | |||
| 50 |
Registrite ja Infosüsteemide Keskus (RIK) // Centre of Registers and Information Systemsrik.ee
An experienced developer and administrator of public sector IT-systems, providing innovative e-services for efficient governmental administration, law, and criminal jurisdiction worldwide |
213 | |||
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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.
More company lists in Tallinn
- Multinational companies in Tallinn 64
- IT Services and IT Consulting companies in Tallinn 39
- SaaS companies in Tallinn 39
- Financial Services companies in Tallinn 29
- Software Development companies in Tallinn 26
- Critical infrastructure operators in Tallinn 25