Arbitration
We handle some of the world’s most demanding international commercial and investor state arbitrations, delivering proven success in complex, high stakes disputes and earning recognition as a GAR Top 30 firm.
Pinsent Masons is known for its work on large, complex international arbitrations, particularly in the energy and infrastructure sectors, and for acting on politically sensitive commercial and investment treaty disputes. Our team brings together sector expertise, international arbitration experience and a genuinely global platform to support clients in their most critical disputes.
Clients describing us as "‘the best of the best - a team that is at the absolute top of its game and a market-leader in international arbitration."
Out-Law / Your daily need to know
Our latest work
Our advisers act on domestic and international projects of all shapes and sizes, working with many of the leading names across this diverse sector. Browse our experience below, or use the filters to look-up recent work in particular geographies and legal disciplines.
Our expertise, at your disposal
With over 490 partners and 3000 people around the world, we are well-placed to support you across a full range of legal and advisory services.
Latest press releases
Show me all press releasesPinsent Masons announces FY26 results
Multinational law firm Pinsent Masons has today announced its unaudited financial results for the year ending 30 April 2026. The firm has generated a revenue increase of 3.3% to £703m. Profit per equity partner is £740k.
Pinsent Masons advises MJM Group on another M&A transaction in the Polish insurance sector
Multinational law firm Pinsent Masons has advised MJM Group, one of the leading brokerage groups in the insurance and reinsurance market, on the acquisition of a 100% stake in Certo Broker and XILIUM. Certo Broker specialises in the distribution of group and health insurance products, while XILIUM provides a digital platform for the administration of group life insurance programmes and health insurance policies.
Pinsent Masons advises Nichols plc on Vit Hit acquisition
Multinational law firm Pinsent Masons has advised British multinational soft drinks company Nichols plc (Nichols) on its acquisition of Vit Hit Limited (VITHIT) for €75 million.
Sylvia Tonova
Partner, Co-Head of International Arbitration, Head of Investment Arbitration and Public International Law
