Managing Partner
Raphael A. Kleinmann
Presentation
Managing Partner of Kayse, Raphael A. Kleinmann is an internationally trained legal professional, educated between Paris, New York, and Jerusalem. Fluent in French, English, and Hebrew, he has developed, through exposure to profoundly different legal cultures, particular expertise in negotiation and alternative dispute resolution in the fields of business law, financial markets, personal injury, and labour disputes.
He provides tailored support to his clients, with one primary objective: reaching the fairest and most appropriate solution for their situation. He intervenes both upstream, to prevent disputes from arising, and at the heart of the conflict, to accelerate its resolution.
Beyond his expertise, Raphaël is recognised by his clients for his attentive listening, his ability to quickly identify the core issues at stake, his sharp analysis of complex situations, and his unwavering tenacity in managing his cases.
Qualification
- LL.B. in Law — Université Paris 1 Panthéon-Sorbonne, Paris
- Master's Degree (M2) in Advanced Business Law — Université Paris 1 Panthéon-Sorbonne, Paris
- LL.M. in Alternative Dispute Resolution (ADR) — Cardozo School of Law, Yeshiva University, New York
- Studies in Law — Columbia Law School, New York
- Studies in Law — Hebrew University of Jerusalem
- Certificate in Financial Markets & Psychology — Yale University
- Certificate in Neuroscience — Harvard University
Do you have any questions?
At KAYSE, transparency and accessibility are our priorities.
We are here to answer your questions as clearly as possible.
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Yes, via video conference or in a hybrid format. Practical safeguards are used to protect the integrity of the process.
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It depends on preparation and the number of issues involved. Some cases resolve in a single day, while others require several sessions. The goal is always a process that is efficient and proportionate.
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Costs depend on the nature of the dispute and the process selected. ADR is generally less expensive than litigation. We are transparent about our fees from the outset. Contact us for a tailored quote.
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Our team is multilingual. Our professionals are able to conduct proceedings in several languages, which is a critical asset in international disputes involving parties of different nationalities.
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Thanks to the varied backgrounds and specialisations within our team, we operate across all sectors – torts, finance, real estate, energy, technology, healthcare, manufacturing, and international trade. Whatever your industry, we have the expertise to understand your challenges.
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Court proceedings are often lengthy, expensive, and public. ADR offers a private and efficient path to resolution. It also gives the parties greater control over the process and the outcome.
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They chose KAYSE
Customer satisfaction is at the heart of our commitments at KAYSE, and their testimonials are our greatest source of pride.
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Expertise you can trust
“We highly appreciate the work carried out by Kayse during our dispute resolution process. Their expertise in arbitration, mediation, and negotiation was evident throughout. Their professionalism and commitment exceeded our expectations.”
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Strategic advice that delivers results
“Kayse provided thoughtful and strategic advice throughout a demanding negotiation. They listened carefully, anticipated potential difficulties, and helped us achieve a fair and sustainable agreement.”
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Outstanding arbitration support
“We would like to thank the Kayse team for their excellent assistance during our arbitration proceedings. Their strategic approach, responsiveness, and attention to detail gave us confidence throughout the entire process.”
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Highly recommend
“Kayse guided us through a complex mediation process with professionalism, patience, and clarity. Their ability to listen to every party and identify practical solutions made a real difference. We are truly grateful for their support.”
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Discreet and solution-focused
“We sincerely thank Kayse for their professionalism and discretion. Their negotiation skills helped us resolve a sensitive matter while preserving an important business relationship. The outcome was constructive and satisfactory.”
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Reliable and highly experienced
“Kayse supported our company during an important arbitration matter with precision and commitment. Their clear communication and thorough preparation were greatly appreciated. We felt supported at every stage.”
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Excellent mediation services
“The mediation services provided by Kayse were exceptional. They remained neutral, respectful, and focused on finding a workable solution for everyone involved. Thank you for making a challenging situation much easier to manage.”
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Professional from start to finish
“Kayse demonstrated outstanding professionalism from the beginning. Their team was well prepared, attentive, and highly effective during the negotiation process. We would gladly recommend their services.”
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Exceptional dispute resolution expertise
“We are extremely thankful to Kayse for their support in resolving a difficult commercial dispute. Their expertise in arbitration and negotiation helped us move forward efficiently and with greater peace of mind.”
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A professional and reassuring team
“Working with Kayse was a very positive experience. Their team explained each stage of the mediation clearly and created a constructive environment for discussion. Their calm and solution-focused approach was invaluable.”
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Skilled and effective negotiators
“Kayse handled our negotiations with great skill and professionalism. They understood our priorities, protected our interests, and helped us reach a balanced agreement. We highly appreciate their dedication.”
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Clear, efficient, and practical
“The Kayse team combines legal expertise with a practical understanding of business realities. Their guidance during our mediation was clear, efficient, and reassuring. We are very grateful for their assistance.”
