These companies in Warsaw are primarily IT service and consulting firms, alongside some technology and internet companies, many of which leverage AI, machine learning, and data science. Most are mid-sized to large firms. Andersen Lab provides end-to-end IT services and custom software development with AI, ML, and Data Science. Innowise delivers advanced digital solutions using AI, Big Data, and IoT. RTB House uses proprietary Deep Learning AI algorithms for conversion maximization. Lingaro empowers global enterprises with data and AI solutions, from strategy to scalable platforms.
A common pattern among these companies is their focus on providing IT services and software development, often incorporating advanced technologies like AI and Big Data. Many of these firms were founded in the 2000s and 2010s, indicating a relatively recent boom in the tech sector in Warsaw.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Andersen Labandersenlab.com
Providing end-to-end IT services, custom software development, API integration, system architecture, and legacy modernization, building tailored, scalable, and secure digital products with AI, ML, Data Science. |
3,703 | |||
| 2 |
Innowiseinnowise.com
International software development company delivering advanced digital solutions using AI, Big Data, IoT, Blockchain, and AR/VR technologies worldwide. |
2,118 | |||
| 3 |
RTB Housertbhouse.com
Next-generation DSP using proprietary Deep Learning AI algorithms to maximize conversion, acquire customers, and drive long-term demand globally. |
1,437 | |||
| 4 |
Lingarolingarogroup.com
Empowers global enterprises to achieve measurable outcomes with data and AI, providing end-to-end solutions from strategy to scalable platforms for actionable insights and automation. |
1,361 | |||
| 5 |
Samsung Electronics Polskasamsung.com
A leader in providing digital technologies for various industries, specializing in innovative products like digital signage, interactive monitors, and mobile devices |
1,337 | |||
| 6 |
BlueSoftbluesoft.com
Providing comprehensive IT services focusing on business value, quality delivery, team collaboration, and vendor independence since 2002. |
728 | |||
| 7 |
Lionbridge Polandlionbridge.com
A leading provider of translation, digital marketing, content management, and application testing solutions, specializing in global brand consistency and local market adaptation |
669 | |||
| 8 |
Connectis_connectis.pl
We develop developers and prepare them for the future, providing dedicated IT teams and specialists to clients efficiently and remotely |
617 | |||
| 9 |
Grupa Pracujpracujwgp.pl
An expert in online recruitment, offering HR technological solutions like ATS and communication platforms to help companies manage efficient recruitment and staff |
597 | |||
| 10 |
Elinextelinext.com
A global software development provider with over 27 years of experience, offering tailored solutions in healthcare and finance to a diverse client base |
546 | |||
| 11 |
Transition Technologies MSttms.com
Global IT services provider offering end-to-end solutions with expertise in niche technologies, staffed by over 800 specialists across multiple continents |
515 | |||
| 12 | 409 | ||||
| 13 |
Axendiaxendi.com
A leading provider of contact center services with 5 operational centers, 1700 agents, and expertise in multichannel customer service solutions |
377 | |||
| 14 |
Yalantisyalantis.com
In close collaboration with clients, Yalantis transforms innovative ideas into world-changing technical solutions, offering IT consulting services in various industries |
319 | |||
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. | |||||
| 15 |
Onweloonwelo.com
A fast-growing technology firm in Poland providing modern IT solutions for organizations worldwide, with expertise in software development, testing, analytics, and automation |
294 | |||
| 16 |
Nexio Managementnexio.pl
A software development and consulting firm specializing in providing high-quality IT products and services to clients in various industries |
263 | |||
| 17 |
Adlookadlook.com
Global media tech company specializing in upper-funnel solutions with zero-ad waste strategies, powered by deep learning for guaranteed media performance and brand growth |
203 | |||
| 18 |
Nomagicnomagic.ai
Provider of smart pick-and-place robotic systems using AI and robot control software for efficient warehouse order fulfillment and packaging operations |
188 | |||
| 19 |
deepsense.aideepsense.ai
AI solutions provider offering AI Guidance and Implementation Services for global clients Specializing in Generative AI, NLP, Computer Vision, Predictive Analytics, MLOps, and Data Engineering |
139 | |||
| 20 |
FABRITYfabrity.com
A software house specializing in bespoke software development, product design, low-code solutions, and team augmentation for clients in various industries |
130 | |||
| 21 | 129 | ||||
| 22 |
7bulls.com7bulls.com
This company specializes in providing efficient, cost-effective, and future-proof IT solutions for a wide range of clients, including major international corporations |
87 | |||
| 23 |
ImproveIT Solutionsimproveit.solutions
Development of web, SaaS, mobile, and AI solutions with dedicated engineering teams for startups and corporations worldwide, using popular technologies. |
64 | |||
| 24 |
Robotec.airobotec.ai
A software company specializing in developing simulation platforms for robotics applications, including driver monitoring system algorithms for various industries |
57 | |||
| 25 |
EmergeSoftemergesoft.com
A global company founded in 2012, specializing in product development for top tech companies with expertise in gamification, VR/AR, graphics, and NFTs |
52 | |||
| 26 |
Blazityblazity.com
A team of Nextjs and React experts specializing in custom product development, web development, and migrating legacy systems to modern headless architecture |
35 | |||
| 27 |
Meritus Systemy Informatycznemeritus.pl
A leading Polish IT company, specializing in advanced software systems for various industries globally, with a team of experienced experts in programming, AI, and Big Data |
35 | |||
| 28 | 29 | ||||
| 29 |
Primotlyprimotly.com
IT specialists creating digital solutions to enhance business efficiency; offering web platforms, apps, custom software, AI strategy consultancy, and tech audits for scalability and growth |
28 | |||
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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.
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