Maria Inês Costa

Maria Inês Costa joined VdA in 2021. Senior Associate of the Oil&Gas practice area.  

Since 2013, Maria Inês has been working closely in matters related to jurisdictions of the Portuguese-speaking Africa, namely Angola and Mozambique. At VdA, she has been involved in several transactions with a particular focus in energy, mining and private investment in Angola, Mozambique and also East Timor.

She has been particularly active in providing legal assistance in mining projects, notably in the negotiation and renegotiation of mineral investment contracts and in structuring and restructuring of joint ventures, farm-in and farm-out operations – as well as related regulatory and forex matters –, assisting some of the world leaders of the mining sector.
She has also been actively assisting in connection with the regulatory, contractual (v.g. joint venture, consortium, agency and management agreements), commercial and corporate aspects of private investment projects in Angola, particularly in the oil and gas sector.

Law degree at University of Porto Faculty of Law.

LL.M in International Business Law at King’s College of London.

Post-Graduation in Companies Law at Portuguese Catholic University, Lisbon Law School.

Specialisation course in International Law and International Relations at University of Lisbon Faculty of Law.


Before joining the firm, she worked at AVM Advogados as an Associate Lawyer, with particular focus in the Portuguese, Angolan and Mozambican jurisdictions. She advised in private investment and mining projects, as well as public finance/sovereign debt issue operations. She provided ongoing assistance in matters specific to the oil and gas sector, such as forex and corporate.

She completed her traineeship at AVM Advogados, assisting in private investment operations and dealing with corporate and forex matters, as well as energy and natural resources.

  • “Global Mobility – An Overview for Human Resource Professionals” – co-author of the Angolan jurisdiction chapter. Law Quest – Advocates and Solicitor (E&W). 4th Edition, 2017.

Admitted to the Portuguese Bar Association.

Founder member and secretary of the General Meeting of Associates of JALP (International Association of Young Lawyers of Portuguese Speaking Countries).

Vice-Chairman of the General Meeting of Associates of ANJAP – National Association of Young Portuguese Lawyers.

English, Spanish.

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