Member Testimonials

Sonja London

Sonja London

President of LESI, General Counsel and Licensing Executive,



I work in global business. If I need to find an IP expert anywhere in the world, I have friends I can call.
Tanja Sovic

Tanja Sovic

Head of Patent and License Management,

TU Wien


LESI fosters professional excellence, where meaningful work discussions and collaborative brainstorming sessions lead to the creation of lasting worldwide friendships.
Emanuela Bianco

Emanuela Bianco

Name Partner ,

Saglietti Bianco


LESI is an open-minded welcoming community, who strives to make the difference in the IP world.
Kilian Scharli

Kilian Schärli

Managing Partner,

MLL Legal


LES International (LESI) is a global community of friends and leaders in intellectual property. It has been an invaluable resource for networking, professional development, and staying ahead in the dynamic IP landscape. The camaraderie and collaborative spirit within LESI make it not only an educational experience but also a fun and rewarding journey for all its members.
Dave Holt

Dave Holt


Potter Clarkson

United Kingdom

LESI represents an international group of highly engaged individuals sharing expert knowledge and experience. I feel it has a positive impact on all IP professionals and licensing specialists who are members
Thorge Debus

Thorge Debus


Affluence Technologies GmbH


LESI is the unique place where you can learn the essential procedures to protect your inventions, increase the value of your intellectual property portfolio and connect with like-minded individuals on a global scale!
Denisa Svecova

Denisa Švecová

President of LES Czech Republic and Slovakia, Senior Associate,

Bird & Bird


LESI is not only a global platform connecting IP professionals from business, industries, universities and legal environment, but it is a family ready to help you whenever you are in a need.
Samantha Skains-Menchaca

Samantha Skains-Menchaca


Bradley Arant Boult Cummings LLP


As members, we look forward to meetings throughout the year to not only exchange and build on knowledge, experience, and emerging trends in the IP world, but to grow and connect as a close knit group of international friends and lifelong support.

Vincent Bergeron

Principal, Lawyer, Trademark Agent,



LESI is the gold-standard for meeting and networking with highly engaged IP professionals from all around the world, and for the quality of its content about the business aspects of IP assets. Its Young Members Congress (YMC) is a vibrant community of younger professionals and the best entry point to a global network of experts, while maintaining a casual approach to networking. LESI and its YMC committee have propelled my career to new heights!
Giacomo Garbagnati

Giacomo Garbagnati

Founder, Attorney,

Studio Legale Garbagnati


LESI is like a famiily. Not only find like-minded colleagues, professional growth opportunities, high quality contents and experiences from all over the world. You find friends, with whom it will be a joy to share your career path.

Tilman Müller-Stoy

Attorney-at-Law, UPC Representative Partner,

Bardehle Pagenberg


LESI makes you grow — professionally as well as personally.

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