The AI companies in Portugal are primarily mid-sized to large firms specializing in IT services and consulting. Many focus on digital innovation, enterprise transformation, and developing software solutions for various industries. Notable companies include Critical TechWorks, which develops software for BMW vehicles, and Celfocus, a European tech integrator for Telecom, Energy, and Finance.
A significant number of these companies are headquartered in Lisbon, indicating a concentration of AI development in the capital. Other key locations include Porto and Aveiro. The sector shows a strong emphasis on providing specialized technological solutions, from maritime surveillance by TEKEVER to manufacturing execution systems by Critical Manufacturing.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Critical TechWorkscriticaltechworks.com
This company is developing innovative software systems for future BMW vehicles, focusing on autonomous driving, electrification, car sharing, and connectivity |
3,040 | |||
| 2 |
Accenture Portugalaccenture.com
A global professional services company focusing on digital innovation, optimizing operations, driving revenue growth, and enhancing citizen services for organizations worldwide |
2,316 | |||
| 3 |
Celfocuscelfocus.com
European tech integrator specializing in Analytics and Cognitive solutions for Telecom, Energy, Finance industries Agile delivery, AI-driven transformations, global presence |
1,297 | |||
| 4 |
ITSectoritsector.com
Specialized software development for financial institutions worldwide, delivering innovative solutions, including omnichannel banking platforms, credit solutions, and mobile applications |
940 | |||
| 5 |
TEKEVERtekever.com
Leading provider of real-time maritime surveillance solutions, using software, electronics, and aerospace expertise to enhance safety and save lives worldwide |
885 | |||
| 6 |
Altice Labsalticelabs.com
This company develops innovative products and services for ICT markets, collaborates with universities and research institutes, and focuses on technological innovation to improve people's lives |
882 | |||
| 7 |
Linklinkconsulting.com
Provider of technology solutions for various industries globally, with a focus on Information and Communication Technologies, serving national and international clients |
761 | |||
| 8 |
Timestamptimestampgroup.com
Specialized technology integrator, developing integrated systems for organizations worldwide Leading Oracle solutions provider in Iberia, with expertise in complex, scalable projects since 2003 |
730 | |||
| 9 | 681 | ||||
| 10 |
Critical Manufacturingcriticalmanufacturing.com
Provides flexible, configurable manufacturing execution systems enhancing product traceability, quality control, integration, and global production visibility for Industry 4.0 readiness. |
542 | |||
| 11 |
Cegid Primaverapt.primaverabss.com
Offers business management solutions for all company sizes and sectors, integrating global cloud-based finance, HR, retail, and small business software. |
500 | |||
| 12 |
Job&Talent powered by Multitempojobandtalent.com.pt
A specialized company in Integrated HR Management offering services in Temporary Work, Recruitment, Workforce Management, and connecting Companies and Workers globally |
463 | |||
| 13 |
Joomabout.joom.com
An international e-commerce group founded in Latvia, with a headquarters in Portugal, offering a marketplace, B2B solution, and pharmaceutical marketplace |
431 | |||
| 14 |
InnoWaveinnowave.tech
A global technology and consulting company focused on disrupting digital experiences, accelerating enterprise transformation, and optimizing application development & operations to change lives through innovation |
416 | |||
| 15 |
Multipessoalclan.pt
A Portuguese company with over 30 years of experience in human resources, offering temporary work, outsourcing, recruitment, and digital consultancy services |
412 | |||
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 |
MCMmcmsystems.pt
Industrial automation specialist providing turn-key vision systems, testing, and monitoring solutions with user-friendly PC technology based on industry standards |
391 | |||
| 17 |
Closer Consultingcloser.pt
A data science company specializing in business intelligence, advanced analytics, and artificial intelligence, with expertise across various industries and a commitment to research and development |
380 | |||
| 18 |
Cegid PHCphcsoftware.com
A business software solutions company with a global reach, empowering over 37,000 companies with efficient operations, informed decision-making, and engaged employees |
371 | |||
| 19 |
TIMWETECHtimwetech.com
A global digital enabler providing B2B2C platform services, digital marketing, and fintech solutions with over 15 years of industry expertise |
346 | |||
| 20 |
Cross Border Talentscbtalents.com
Global leader in international recruitment for CX and TECH hard to find profiles Specializing in marketing, sales, and customer service in multiple languages worldwide |
317 | |||
| 21 |
WITwit-software.com
A software development company specialized in telecom solutions with over 20 years of experience, operating in 40+ countries, and hiring new talent |
259 | |||
| 22 |
ARMIS Grouparmisgroup.com
ARMIS is a technology group specializing in cybersecurity, AI, business intelligence, and data solutions for global clients in multiple industries |
201 | |||
| 23 |
Antas da Cunha Ecijaadcecija.pt
Innovative law firm in Portugal offering excellent legal services with a focus on client satisfaction, innovation, and exceeding expectations |
186 | |||
| 24 |
DevScopedevscope.net
A software development company based in Oporto, Portugal, specializing in Microsoft solutions for Data & AI, Digital Innovation, and Modern Workplace |
180 | |||
| 25 | 109 | ||||
| 26 |
PROOF by SEKsek.io
Leading cybersecurity provider offering efficient security management services in alignment with business needs Specializing in sectors such as finance, healthcare, education, industry, and energy |
83 | |||
| 27 |
Neadvanceneadvance.com
Machine Vision and Intelligent Systems company developing computer vision and AI solutions for digital and industrial revolution globally Get to know our story on our website |
43 | |||
| 28 | 39 | ||||
| 29 |
Morphis Technologiesmorphis-tech.com
A global leader in legacy modernization, Morphis upgrades outdated systems to unleash the agility of the cloud for enterprises worldwide |
23 | |||
| 30 |
MTG Researchmtg.pt
A team of expert biomedical scientists, doctors, academics, and engineers passionate about understanding disease, trauma, and improving healthcare systems globally |
20 | |||
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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 Portugal
- The largest companies in Portugal 1,725
- Multinational companies in Portugal 427
- Public sector organisations in Portugal 167
- Manufacturers in Portugal 167
- Retail chains in Portugal 158
- Critical infrastructure operators in Portugal 156
- Companies with in-house R&D in Portugal 154
- Education providers in Portugal 135
- IT services companies in Portugal 128
- IT Services and IT Consulting companies in Portugal 111
- Higher Education companies in Portugal 109
- Corporate groups and holding companies in Portugal 99
- Software Development companies in Portugal 96
- Financial services firms in Portugal 95
- Companies with a mobile app in Portugal 94
- Professional services firms in Portugal 91
- Healthcare providers in Portugal 84
- Consulting firms in Portugal 79
- Research institutes in Portugal 74
- Hospitals and Health Care companies in Portugal 70
- SaaS companies in Portugal 63
- Hotel and hospitality groups in Portugal 61
- Hardware manufacturers in Portugal 60
- E-commerce companies in Portugal 56
The same list elsewhere
- AI companies in the world 10,505
- AI companies in Europe 4,119