About Us

Volterra Fietta is an elite global law firm that is specialised entirely in public international law. We are the only dedicated public international law firm in the world. Our work positively impacts upon millions of people across the globe: it redraws international borders, settles conflicts and resolves billion dollar disputes. We have one of the largest dedicated international disputes resolution teams in the world. We are absolute specialists.

Our clients choose us to handle their most complex bet-the-company and bet-the-country issues. Governments, international institutions and multi-national corporations trust us to represent them around the world in the highest courts of international law.

We act for States, international organisations and private entities in contentious and non-contentious matters. Our work touches every region of the world.

For more than two decades, our partners have been recognised as leaders in their field. Our award-winning team is ranked in the top tier by all global legal directories. We help our clients succeed by participating with them in a collaborative effort.

Volterra Fietta brings together the best minds and most experienced professionals working in the field of public international law today. The practice was started by Robert Volterra over 20 years ago. Since the firm formed in 2011, it has quickly become the leading public international law practice in the world.

Recent Accolades

Volterra Fietta was awarded “Public International Law Firm of the Year in the UK”


Robert Volterra won “International Public Lawyer of the Year”

Volterra Fietta was awarded “International Commercial Arbitration Law Firm of the Year, in the UK


British Institute of International and Comparative Law (BIICL)

On Thursday 28 February 2019, Graham Coop will chair a panel of distinguished speakers at the “Pipelines and International Law” Conference.

For more information about the event click here

Worldwide Financial Advisor Awards Magazine – Excellence Awards 2019

Volterra Fietta was awarded “Public International Law Firm of the Year in the UK”


ACQ Law Awards 2019

Robert Volterra won “International Public Lawyer of the Year”

In the news

Egypt Oil & Gas Newspaper

Graham Coop was quoted in an article in the Egypt Oil & Gas Newspaper titled “Politics, economics, and energy security: How pipeline negotiations play a key role”. Graham’s comments focused on the political connotations of pipeline negotiations, the shifting power dynamics between pipeline planning and construction and the challenges of taking all parties’ economic interests into account over a long period. The article can be viewed here.



Oxford University Press

Graham Coop co-authored a chapter on “ECT and States’ Right to Regulate” in “International Arbitration in the Energy Sector” edited by Maxi Scherer and recently published by Oxford University Press.  For further details on this text, click here.

Indian Journal of Arbitration Law

Robert Volterra co-authored an article in the Indian Journal of Arbitration Law.  The article, titled “India and Brazil: Recent Steps Towards Host State Control in the Investment Treaty Dispute Resolution Paradigm”, is available here.

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