We're a global cooperation with real personality

Helping the world’s innovators to keep innovating.

The world is built on innovation and great ideas. They are the lifeblood of your business and the currency of progress.

HLK is a global cooperation combining Haseltine Lake Kempner LLP and HL Kempner Partnerschaft mbB.

Covering the whole IPR Lifespan™, our full-service offering is designed to ensure that our clients have their creativity defended, advantage realised and talent rewarded.

With offices in London, Bristol, Leeds, Munich, Glasgow and China, and a pedigree spanning over 180 years, we work hand in hand with businesses and organisations who shape the world around us.

Whether you need help with strategy, obtaining patents or other protection, preventing others from using your IP, defending unjust allegations of infringement, or with your IP agreements, we’re here to support your business in achieving its best.

HLK is a signatory to the UN Global Compact – the world’s largest corporate sustainability initiative.


We’re driven by the same principles as you are and are always looking to find ‘a better way’. Our culture is different from many other professional services firms and is more akin to what you might find in many of the world’s most exciting and innovative companies. This, combined with an unwavering commitment to always putting people first, has helped us build trusted, long-term relationships with our many amazing clients.

Partnership deed

Our History

HLK is a global cooperation combining Haseltine Lake Kempner LLP and HL Kempner Partnerschaft mbB, providing a full suite of IP services advising across the entire IPR Lifespan™ and in all technical and scientific disciplines.

Global Reach

Never before have international relationships been so important to business and to the development and management of intellectual property. With offices in England, Scotland, Germany and China, and a reach far beyond, we’re able to provide reassuring support across many jurisdictions in a fast-changing world.



Our strong international reputation for top quality advice across a wide range of technologies and industry sectors is continually recognised not only by our clients but also leading legal directories including The Legal 500.

diversity and inclusion

Diversity & Inclusion

We are committed to building an inclusive and supportive working environment based on mutual respect and trust at all levels. The firm is one of the earliest Charter signatories of IP Inclusive – a group of IP professionals committed to improving equality, diversity and inclusivity in the IP community.