Firm Profile > Caiado Guerreiro > Lisbon, Portugal

Caiado Guerreiro
RUA CASTILHO, Nº 39, 15º
1250-068 LISBON

Commercial, corporate and M&A Tier 3

Caiado Guerreiro has the ability to put together multi-disciplinary teams which accompany the client throughout the entire life-cycle of matters, from due diligence to negotiation and closing of transactions. The firm showcases experience in acquisitions, mergers and joint ventures across different industry sectors, and also excels in obtaining special grants and tax exemptions for investments. João Caiado Guerreiro, who has significant knowledge in complex cross-border matters, oversees the practice alongside Ricardo Rodrigues Lopes, whose areas of activity include corporate restructuring and disposals.


The team has an extensive and wide knowledge for both tax and trade related concerns.’

The lead partners have extensive proven knowledge in corporate.’

The young, focused and motivated team provides efficient and proactive responses.’

João Caiado Guerreiro is noted for his experience in the field, availability and interpersonal skills.’

I would recommend Ricardo Rodrigues Lopes for the quality and promptness of his advice.’

Key clients

Inventum Beheer, B.V.

Fidenntiis Gestíon

Citsvs Center (Portugal), S.A.

Lennox International Inc.

Aimia Loyalty Analitics




Ponticelli Group

Trackit Consulting

Energy and natural resources Tier 3

The infrastructure, energy and natural resources team at Caiado Guerreiro provides legal advice in relation to due diligence, agreements, negotiations with public authorities, as well as corporate and financing transactions. The team's experience covers a wide range of sectors, including mining, metals, oil and gas, power and renewable energy. Leading the department is Jorge Ribeiro Mendonça, who is experienced in regulatory matters pertaining to energy issues.

Key clients

Ponticelli Freres Group

Infragreen Fund / Rgreen Invest

Dynavolt Renewables Energy Europe S.L.

Piedade Group


Windward Investimentos, Lda.

Technoedif Engenharia, S.A.

CPF – Companhia de Ferros de Portugal, S.A.


Intellectual property Tier 3

Caiado Guerreiro assists clients in non-contentious and contentious matters pertaining to patents, trade marks, copyright, designs, denominations of rights of origin and geographical indications. Other specialisms include unfair competition, trade secrets and plant variety rights. The department demonstrates particular strength representing pharmaceutical companies in patent enforcement litigation and arbitration, which is a particular area of expertise for practice head Ricardo Costa Macedo.


Caiado Guerreiro & Associados stands out for its excellent quality of legal service provided. All lawyers are respectful and maintain a very professional posture.

Ricardo Costa Macedo is recommended for: accuracy in the work provided; commitment to the clients’ requests and needs; clarity in the necessary explanations; availability and promptness.

Key clients




Orchidées Constructions



Bullnet Gestión SGEIC, S.A.

Certisign Certificadora Digital Ltda.


Shaun T



Transport Tier 3

Caiado Guerreiro's broad transport practice stands out for its aviation-sector expertise. The team acts for domestic and international clients on disputes, contractual issues and transactional matters. Jorge Ribeiro Mendonça made partner in 2019.

Key clients

Nayak Aircraft Services Italy

Marina Estrella

Kerry Logistics

Dispute resolution Tier 4

Caiado Guerreiro is adept at successfully handling disputes concerning large international companies, domestic corporations and private clients. Out-of-court settlements and alternative dispute resolution, namely arbitration, are important areas of activity for the department. João Caiado Guerreiro has a strong background in civil and commercial litigation; he manages the team with Sandra Ferreira Dias, who is also experienced in insolvency proceedings.


Experienced and skilled team.

Availability and professional service.

Prompt response time.

Sandra Jesus is a very capable lawyer.

Key clients

Pharol SGPS, SA

Birkenstock Productions GmbH

Artur Santos e José Santos

Cofidis S.A

Delsk Group

Imocompletissimo – Consultoria de Imóveis, S.A.

Hangzhou Eucherry, Trade Co. Ltd

Worldway, Investment Consulting Co., Ltd

Molaflex, Colchões S.A.

Ingrid Kränzle Gmb


Raiffeisen Landesbank

Banque Raiffeisen S.L.

Olympus Iberia, S.A.U

HomeAway Uk Ltd

Banque Espírito Santo et de la Vénétie

Novo Nordisk – Comércio de Produtos Farmacêuticos, Lda.

Axéria Prevoyance, S.A. – Sucursal em Portugal

Société Etablissements Charles Chevignon

Biowise Pharmaceutical Unipessoal Lda.

Ledvance Lda.

Grupo Cortefiel

Employment Tier 4

Caiado Guerreiro offers ongoing services pertaining to employment issues and represents clients in litigation before the labour courts. Ricardo Rodrigues Lopes heads the department, which is instructed by domestic and foreign clients in matters such as restructuring processes, termination of agreements (including with senior executives), outsourcing, employee benefits, pensions and flexibility of contracts. Jorge Ribeiro Mendonça has significant experience in personnel streamlining processes, both at administrative and judicial levels.


The personal involvement of the lawyers in the matters, their availability and swift reaction when problems arise is determining in providing fast and good quality legal solutions to company matters.

The team is very competent and agile.

Competence, professionalism, quick support and friendly manner.

João Caiado Guerreiro it a top-notch lawyer.’

João Caiado Guerreiro, Ricardo Rodrigues Lopes, Sara Sousa Rebolo are the partners and associates with whom we have had the privilege of interacting.

Key clients


Tendam Group



Novo Nordisk


Avis Budget Group

United Airlines

April / Axeria


EU and competition Tier 4

The competition and EU law team at Caiado Guerreiro offers legal support in relation to restrictive practices, abuse of dominant position, merger control and state aid, while also advising on issues pertaining to market liberalisation and deregulation. Ricardo Rodrigues Lopes, who has in-depth knowledge of European law, co-heads the department, which is equipped to assist clients with competition compliance policies.


We are very pleased with the advice we have received. The team’s quick response is worth a mention.

Ricardo Rodrigues Lopes and Henrique Sousa Freire are always available to help.

Key clients



Tendam Group

Fénix Lusitana



Insolvency and restructuring Tier 4

Caiado Guerreiro is adept across domestic and cross-border restructuring and insolvency issues and demonstrates strengths in contentious instructions. The real estate, media, financial services and professional services sectors are key focuses. João Caiado Guerreiro and Sandra Ferreira Dias jointly lead the team.

Key clients

Coutinho & Ferrostaal International


Bertelsmann Group

Imocompletíssimo – Consultoria De Imóveis, Unipessoal Lda.

Fineberries, Unipessoal, Lda.

Sma Solar Technology AG.

Molaflex – Colchões S.A.

Ledvance Lda.

Novo Nordisk

Cerberus Capital Management LP

Tax Tier 4

Caiado Guerreiro handles a range of tax matters; Tiago Caiado Guerreiro heads the team, which boasts expertise across tax disputes, as well as reorganisations, M&A, project finance and privatisation transactions. Income tax, VAT, excise duties, stamp duty, transfer pricing and double taxation are key areas of expertise. Clients include domestic and international companies and high-net-worth individuals, while the real estate, insurance, financial services and industrial sectors are notable areas of activity.

Key clients

Crédit Agricole Leasing & Factoring






Bankinter, S.A.

Orthogon Partners


TMT Tier 4

Caiado Guerreiro provides legal support to domestic and international clients on a range of matters. Typical instructions range from assisting with the regulation of television and electronic and social communications, to the acquisition and licensing of software. Head of department Ricardo Rodrigues Lopes has extensive experience in the field of TMT.

Key clients



SAS Institute

Arrow Electronics

Coca-Cola European Partners



Trackit Consulting



Qatar Airways


GFI Informatique

Banking and finance Tier 5

Caiado Guerreiro undertakes both contentious and transactional work in the banking and finance sector. The department offers comprehensive advice pertaining to structured finance, securitisation and derivatives, and provides ongoing regulatory assistance to financial and banking entities. João Caiado Guerreiro, who is experienced in cross-border transactions, coordinates the practice alongside Joana Gomes dos Santos, whose areas of practice include banking and insurance law.

Key clients

KBL European Private Bankers, S.A.

About Caiado Guerreiro: Caiado Guerreiro is a multi-jurisdictional law firm that provides legal services in all areas of law, being highly recognised by the quality of its services. The firm possesses vast experience in providing legal services and legal consulting at both national and international level.

Mission and values: Caiado Guerreiro is focused in providing services with the highest professional standards, matching technical expertise with a more practical, commercial approach. The team’s perspective is conceived to provide a service that fulfills the needs of each client with a personalised accompaniment.

The clients: Among Caiado Guerreiro’s clients are included both commercial and industrial companies as well as services companies, coming from all fields of activity, such as banks and other financial institutions, insurance companies, industrial companies, public entities and other organisations, as well as private clients.

Practice areas: Caiado Guerreiro provides legal services in all areas of law, being composed of a highly dynamic team with great qualities which focuses on providing a personalised service with great technical quality to its clients. Caiado Guerreiro’s lawyers stand out for their legal knowledge and expertise regarding the field of activities in which our clients work, assuring the best advice possible to our clients.

Department Name Email Telephone
Commercial and Dispute Resolution João Caiado Guerreiro
Tax Tiago Caiado Guerreiro
IP Ricardo Costa Macedo
Commercial Ricardo Rodrigues Lopes
Tax Ana Castro Gonçalves
Dispute Resolution Sandra Ferreira Dias
Real estate Tânia Pinheiro
Insurance Joana Gomes dos Santos
Real Estate Maria Margarida Torres
Labour Jorge Ribeiro Mendonça
Dispute Resolution Sandra Jesus
Immigration Sara Sousa Rebolo
Tax Law Tatiana Cardoso
Photo Name Position Profile
Mr João Caiado Guerreiro  photo Mr João Caiado Guerreiro
Mr Tiago Caiado Guerreiro  photo Mr Tiago Caiado Guerreiro
Mrs Tatiana Cardoso  photo Mrs Tatiana Cardoso
Mrs Ana Castro Gonçalves  photo Mrs Ana Castro Gonçalves
Mr Ricardo Costa Macedo  photo Mr Ricardo Costa Macedo
Mrs Sandra Ferreira Dias  photo Mrs Sandra Ferreira Dias
Mrs Joana Gomes dos Santos  photo Mrs Joana Gomes dos Santos
Miss Sandra Jesus  photo Miss Sandra Jesus
Mrs Tânia Pinheiro  photo Mrs Tânia Pinheiro
Mr Jorge Ribeiro Mendonça  photo Mr Jorge Ribeiro Mendonça
Mr Ricardo Rodrigues Lopes  photo Mr Ricardo Rodrigues Lopes
Mrs Sara Sousa Rebolo  photo Mrs Sara Sousa Rebolo
Miss Maria Margarida Torres  photo Miss Maria Margarida Torres
Number of lawyers : 113
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