US-headquartered firms dominate the ranks of partner promotions in the final disputes developments summary of 2025, which also includes a pair of tax litigators seeking a change of scene in Norway and Portugal.

A disputes practitioner who guides Asia-Pacific clients on US class actions, mass torts and antitrust wrangles has jumped to Skadden in the Big Apple.

The litigation financing firm has welcomed new leaders for its international arbitration and antitrust initiatives.

The lawyer, who served a top-tier role under the Biden administration and focuses on litigation and investigations, will head up Willkie’s tax resolution group.

The tech-focused legal and tax boutique has welcomed a new associate partner with notable post-M&A disputes experience gleaned at international firms.

The firm has continued the growth of its UK offering with a new arrival hot on the heels of international disputes co-chair Duncan Speller.

A former Baker McKenzie trial lawyer experienced in litigation, arbitration and international enforcement is the latest hire for Blank Rome in the US capital.

The Memphis-headquartered national firm has opened a base in Winston-Salem, poaching a 14-strong Akerman team – including four litigators – in the process.

The UK arm of the high-profile Anglo-German firm is to combine with its US-founded counterpart to form Winston Taylor, a deal which will see the break-up of Taylor Wessing’s existing structure.

The firm has appointed a dispute resolution partner to lead its 12th international location.

Hogan Lovells’ former Paris arbitration head has gone solo to focus on arbitrator appointments, while London-headquartered Spencer West is to launch in the Middle East, as high-end US firms continue to swell their partner ranks.

A former Baker McKenzie partner has defected to Blake, Cassels & Graydon in Canada’s biggest city, bringing substantial tax controversy expertise and court experience.