Rotterdam's IT services sector includes both large, established firms and younger companies specializing in software development and digital solutions. Varias, founded in 2019, employs over 6,800 people in scaling startups. CGI Nederland, established in 1976, is a global IT and business consultancy. valantic NL develops digital solutions and consulting services, while Profource focuses on Oracle expertise in Finance & ERP.
The companies listed primarily offer software development, IT consulting, and business transformation services. Many, like Ciphix and Crystalloids, provide specialized solutions such as AI-powered sustainability tools or data platforms in cloud environments. A common theme is the focus on optimizing business operations and leveraging technology for growth and efficiency.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 6,820 | ||||
| 2 |
CGI Nederlandcgi.com
Established in 1976, a global leader in IT and business consultancy, offering insights and results-driven solutions across 21 industries worldwide |
1,435 | |||
| 3 |
valantic NLvalantic.com
Develops digital solutions, consulting services, and software, focusing on e-business, digital commerce, and marketing to integrate digital channels for client growth. |
478 | |||
| 4 |
Profourceprofource.com
Profource is a service-oriented Oracle specialist with nearly 300 professionals, offering expertise in Finance & ERP to optimize, manage, and utilize Oracle Applications effectively |
265 | |||
| 5 |
Flo Group, Part of Accentureflo-group.com
A global team working with organizations to optimize logistics performance, drive business transformation, and deliver value through supply chain solutions |
251 | |||
| 6 |
Avantage ITavantage.nl
The company focuses on providing quality IT services to help customers optimize their business through information, communication, technology, productivity, and mobility |
204 | |||
| 7 | 154 | ||||
| 8 |
Finalist - Maatschappelijk relevante ITfinalist.nl
Finalist specializes in software development, integration, and presentation for healthcare, education, insurance, media, and society, connecting people with technology for informed decision-making |
127 | |||
| 9 |
Shared | Boosters of progressionshared.nl
This company helps organizations improve efficiency, modernize digital work environments, achieve goals, and ensure relevancy by deploying scarce talent and innovative digital solutions |
68 | |||
| 10 |
Crystalloids - Google Cloud Premier Partnercrystalloids.com
Data cloud company specializing in designing, developing, and maintaining data platforms and applications in Google Cloud and Microsoft Azure to transform complex data into valuable insights |
57 | |||
| 11 | 40 | ||||
| 12 |
Soboltsobolt.com
Creating AI-powered solutions for sustainability challenges, focusing on energy transition, infrastructure, and climate adaptation Partnering with governments and businesses for positive impact |
37 | |||
| 13 | 33 | ||||
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| 14 |
Future Forwardfutureforward.nl
An expert IT consulting firm offering custom software solutions, touchscreen solutions, software development, consultancy services, and team augmentation to optimize business operations |
26 | |||
| 15 |
Code Matrix Zonecodematrix.nl
Programming company based in Rotterdam, building web and mobile applications Offers online education platform aiding refugees and low-income individuals in tech careers |
22 | |||
| 16 | 19 | ||||
| 17 |
Clockworksclockworks.co
A leading AI innovator in Rotterdam, specializing in high-performance AI solutions focused on computer vision and unstructured data integration for businesses worldwide |
15 | |||
| 18 |
Kuikcokuikco.com
Provider of data labelling, annotation, and localization solutions for enhancing AI systems, specializing in Western European languages at the data & language intersection |
12 | |||
| 19 |
Bonsai Softwarebonsaisoftware.nl
A software company specializing in AI solutions, business management tools, and custom SAAS, using a mix of low-code infrastructure and custom code integrations |
11 | |||
| 20 |
Solwaresolware.nl
Solware develops and operates high-impact web and mobile apps for leading clients, transforming how they collaborate with customers and suppliers |
11 | |||
| 21 |
Active Professionalscmotions.com
Active Professionals is a Dutch intelligence company specializing in transforming data into valuable insights, offering personalized solutions with a passionate team of data specialists |
11 | |||
| 22 |
DataRocksdatarocks.eu
A consulting company passionate about data analytics, focused on improving enterprise data analytics for Financial, Retail, and FMCG industries |
9 | |||
| 23 |
Agnicioagnicio.com
Incorporating data analytics, Agnicio empowers organizations with transformative insights to drive informed decisions, strategic choices, growth, and innovation |
9 | |||
| 24 |
Dianoia ITdianoia-it.com
A software solutions provider focused on delivering value to businesses by understanding needs, designing clear solutions, and implementing efficient technologies for success |
9 | |||
| 25 |
sixtynine.digitalsixtynine.digital
Specializing in AI integration, the company partners with businesses to provide custom solutions that transform operations for efficiency and innovation |
6 | |||
| 26 |
Pairopairo.tech
Specializing in optimizing business processes through Robotic Process Automation and AI to automate repetitive tasks and enhance performance cost-effectively |
3 | |||
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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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- Companies with a mobile app in Rotterdam 26
The same list elsewhere in Netherlands
- IT services companies in the Netherlands 585
- IT services companies in North Holland 165
- IT services companies in South Holland 93
- IT services companies in North Brabant 91
- IT services companies in Gelderland 31
- IT services companies in Overijssel 28
- IT services companies in Amsterdam 112
- IT services companies in Utrecht 62
- IT services companies in Eindhoven 30