With over 25 years of experience at the forefront of intellectual property and technology law, Jean-Christophe Troussel is a distinguished leader in both transactional IP strategy and high-stakes dispute resolution. As President of LESI, he brings deep expertise in helping businesses maximize the value of their innovation, guiding them through complex licensing, collaborations, and enforcement matters across industries such as life sciences, food & beverage, consumer electronics, and luxury goods.

A seasoned negotiator and accomplished litigator, Jean-Christophe seamlessly bridges the gap between legal protection and business strategy. He has successfully led multi-jurisdictional disputes across the full spectrum of IP rights—patents, trade secrets, trademarks, designs, copyright, and unfair competition—always with a focus on aligning litigation with commercial objectives.

Beyond the courtroom, he is a trusted adviser in structuring sophisticated IP-driven transactions, from licensing and joint ventures to the IP aspects of M&A, restructurings, and finance-driven deals. His expertise extends to digital innovation, including AI, big data, and emerging challenges in the digital economy. Known for his pragmatic approach, he crafts agreements that not only safeguard intellectual assets but also foster long-term business growth.

Fluent in English, Dutch, and French, Jean-Christophe is a respected thought leader and frequent speaker at global IP forums. His presidency at LESI underscores his commitment to advancing innovation, promoting strategic IP licensing, and shaping the future of intellectual property on a global scale.