These professional services firms in Lisbon are primarily large companies, many of them subsidiaries of global networks, with a strong focus on IT services and human resources. Accenture Portugal, GMS, Aubay Portugal, Link, and Timestamp specialize in IT consulting and technology solutions, while Randstad Portugal, EGOR, Talenter, Clan, RHmais, and Magma Studio provide human resources services, including recruitment, staffing, and talent management. PwC Portugal, Deloitte Portugal, and KPMG Portugal offer broader business consulting, audit, and tax services.
A notable pattern is the high concentration of companies in the IT Services and IT Consulting sector, such as Accenture Portugal, GMS, and Link, alongside a significant presence of Human Resources Services firms like Randstad Portugal and EGOR. This indicates a specialized professional services market in Lisbon, catering to technology and talent management needs.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
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 | |||
| 2 |
GMSmaksen.com
Provides strategic, business, and IT consulting, technology solutions, engineering services, and outsourcing for various business needs and operations. |
2,105 | |||
| 3 |
PwC Portugalpwc.pt
Global network providing quality auditing, consulting, and tax services in 152 countries with over 328,000 employees across various offices Led by experienced Territory Leadership Team |
1,901 | |||
| 4 |
Deloitte Portugaldeloitte.pt
Global network of professionals providing audit, business consulting, financial advisory, risk management, tax services, across various industries, focusing on client needs and excellence |
1,654 | |||
| 5 |
KPMG Portugalkpmg.com
Global professional services firm offering Audit, Tax, and Advisory services in 143 countries, with expertise and innovation to deliver real results |
1,498 | |||
| 6 |
Randstad Portugalrandstad.pt
Global human resources leader managing daily operations for thirty thousand workers across Portugal through local branches, contact centers, and specialized inhouse recruitment locations. |
1,165 | |||
| 7 |
Aubay Portugalaubay.pt
Aubay provides technology consulting and modernization services with innovation at its core, offering customized solutions for IT needs and resource management |
784 | |||
| 8 | 767 | ||||
| 9 |
Linklinkconsulting.com
Provider of technology solutions for various industries globally, with a focus on Information and Communication Technologies, serving national and international clients |
761 | |||
| 10 |
Talentertalenter.com
Specializing in connecting people's talents with the job market needs, the company aims to empower individuals and support businesses in talent discovery and development |
734 | |||
| 11 |
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 | |||
| 12 | 681 | ||||
| 13 | 679 | ||||
| 14 |
Magma Studiomagmastudio.pt
A boutique specializing in employer branding, assisting large organizations in defining talent management strategies and initiatives Passionate about education, offering career accelerators and training programs |
646 | |||
| 15 |
Companhia Pr贸priacompanhiapropria.pt
The company aims to enhance knowledge and skills for individuals and organizations through innovative solutions and education projects in Portuguese-speaking markets |
585 | |||
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 |
VdA Vieira de Almeidavda.pt
Leader in corporate legal services with over 40 years of international experience, offering specialized solutions in multiple industries and practice areas |
572 | |||
| 17 |
Adecco Permanent Recruitmentadecco.com
Adecco Specialized Recruitment connects top talent with companies through strategic, efficient, and rigorous recruitment processes in various specialized sectors |
521 | |||
| 18 |
Softinsasoftinsa.pt
A specialized company with 22 years of experience in application and infrastructure management, development services, and a team of over 1000 professionals |
517 | |||
| 19 | 509 | ||||
| 20 |
Neotalent Conclusionneotalentconclusion.com
A leading Iberian specialist in IT and engineering services, focused on digital transformation through specialized talent for ambitious projects |
496 | |||
| 21 | 486 | ||||
| 22 |
Abreu Advogadosabreuadvogados.com
Innovative and diverse team breaking barriers by fostering transparent conversations, matching specialists to clients' needs, and staying ahead through innovation |
470 | |||
| 23 |
Geocontrolegeocontrole.com
A leading geotechnical player in Portugal offering ground investigation, laboratory testing, consultancy services, and exclusive technologies in the market |
462 | |||
| 24 |
Grupo Conceitoconceito.pt
This organization provides outsourcing services in accounting, taxes, consultancy, payroll, treasury, and management support, with global reach and solid client relationships |
442 | |||
| 25 |
COBA - Engineering and Environmental Consultantscobagroup.com
Multinational engineering and environmental consultants. Provides engineering consultancy services, project management, and supervision globally since 1962. |
432 | |||
| 26 |
Affinityaffinity.pt
Consulting company providing IT outsourcing, nearshoring services, and HR-oriented product development with a global presence and community focus. |
425 | |||
| 27 |
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 | |||
| 28 |
Decskilldecskill.com
Provides technology solutions, specializing in nearshoring, software development, quality assurance, data analytics, cloud, DevOps, and AI to empower digital transformation. |
416 | |||
| 29 |
INTERPREVinterprev.pt
A Portuguese company specializing in professional, food, and environmental risk prevention through services such as workplace safety, food safety, training, and pest control |
401 | |||
| 30 |
TPF - CONSULTORES DE ENGENHARIA E ARQUITETURA, S.A.tpf.pt
Providing fully integrated Engineering and Architectural services, certified and recognized for quality, focusing on sustainable projects in various sectors |
396 | |||
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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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