Find the right negotiation program

1 min read ● posted on 16 June, 2026

Answer four questions and get an indication of the right training for you.

Christian Gasser

Partner

With over two decades of international leadership experience, Christian has held senior roles at Philip Morris International, The Gap Partnership, Nestlé, and L’Oréal, advising and leading teams across Europe, Asia, and the Middle East. As a Partner at Impact Negotiation Group, he draws on a proven track record in deal design, commercial strategy, and value creation to help clients navigate their most critical negotiations. Outside of work, Christian enjoys exploring the Lavaux vineyards, swimming in Lake Geneva, and discovering new culinary experiences.

Martin Pilch

Partner

Martin’s decade-long experience includes leading negotiations as Head of Consulting EMEA at The Gap Partnership and working at Kearney. His ability to tackle complex deals across various sectors has made him a trusted negotiation expert. At home, Martin enjoys preparing meals for his family, traveling, and refining his negotiation skills with his young son, blending family life with his passion for problem-solving and communication.

Jan Aerts

Founding Partner

Jan’s 20+ years of experience include senior finance and negotiation roles, culminating as CFO of Emerging Markets at Pfizer. His expertise in navigating commercial negotiations and complex financial agreements across multiple countries is unmatched. Outside the boardroom, Jan’s passion for travel and swimming keeps him active, whether at home or abroad, fueling his curiosity and drive to explore both new landscapes and innovative business solutions.

Adrien-Joseph Le Clef

Partner

Adrien-Joseph’s career spans leadership roles at Mendixa fast-growing tech startup, that was acquired by Siemens where he led high-impact negotiations. With experience across commercial functions, his expertise drives value for clients facing complex negotiation challenges. Outside of work, Adrien-Joseph is an avid reader and enjoys exploring new restaurants, playing board games, and spending quality time with friends, family, and his partner in Antwerp.

Marc Saris

Founding Partner

With a global career that spans both sales and procurement leadership roles at Royal Dutch Shell, The Gap Partnership and NPM Capital, Marc has navigated complex, high-stakes negotiations across industries. His deep expertise in contract management and strategy makes him an invaluable partner in achieving optimal results. Outside of work, Marc enjoys woodworking, cycling, and spending time with his family in Rotterdam, balancing his professional success with personal passions for creativity and outdoor activities.

Ready to improve your negotiation?

Our Negotiation Consulting services leverage a proven, successful methodology to deliver exceptional outcomes. We empower our clients either through direct support (consulting) or long-lasting capability development to achieve the best possible results in every negotiation.