Marleen Krueger

• Represented a Middle Eastern state entity in a consolidated LCIA dispute against a UK-domiciled international energy company relating to the termination of two Production Sharing Contracts in the Middle Eastern state of our client. Seated in London, subject to English law.
• Represented a multinational plant and equipment supplier for the energy and construction industry in an ICC arbitration relating to a delayed hydropower project in Peru. Seated in Lima, subject to Peruvian law. The tribunal issued an award in favor of our client.
• Represented a Southeast Asian state-owned oil and gas company in an ICC arbitration against another Southeast Asian oil and gas company relating to taxation and abandonment obligations arising from a Production Sharing Contract.
• Represented the German branch of a global oil and gas service company in two DIS arbitrations and set-aside proceedings against an oil and gas storage company relating to alleged defects in subsurface equipment. Seated in Hanover, subject to German law. The dispute was settled on terms favorable to our client.
• Representing a global biotechnology company in an ICC arbitration arising out of a joint venture with a Korean company.

Marleen Krueger advises clients on international commercial and investment arbitration across jurisdictions and industries. She acts as counsel and arbitrator in proceedings seated in both civil and common law forums worldwide, including Germany, England, France, New York, Peru, South Korea, Japan, and Switzerland. Marleen represents private and government clients across sectors, including energy, oil and gas, pharmaceuticals, construction, intellectual property, technology, and automotive.

Marleen regularly works with both private companies and state-owned entities and is well positioned to handle sensitive, cross-border matters. Her ability to operate across legal systems and coordinate international teams enables clients to manage multi-forum disputes with consistency and control.

Marleen has advised clients in arbitrations conducted under a variety of arbitral rules, including ICC, LCIA, DIS, SIAC, and UNCITRAL.

By combining deep experience in arbitration with sector knowledge across energy, construction, technology, and life sciences, Marleen helps clients anticipate challenges, mitigate exposure, and protect critical assets. She brings a practical, solutions-driven approach to complex disputes, keeping matters focused on outcomes that support broader business objectives.

Marleen is a regular guest lecturer on international arbitration at institutions in Europe and the United States, including the University of Würzburg, SOAS University of London, and Pepperdine University.