Hugh Goodfellow, Harvey V J Adams and Cameron Marshall have again been recognised as some of the world’s top private practice experts in the field of patents in the 2025 edition of IAM Global Leaders. John Brunner and James Warner are newly featured for this year.

These five leaders are also ranked in the gold tier of the IAM Patent 1000.

IAM Global Leaders is an annual showcase of the world’s top private practice experts in the patent world based on extensive research from the Patent 1000. Our experts have been selected based on their expertise and experience in creating, protecting, managing, transacting and enforcing critical patent rights.

For the full list of Global Leaders, click here.