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Dr. Heiko Alexander Haller


Heiko Haller has represented clients in more than 40 international arbitration cases involving disputes that arise during major infrastructure, construction and IT outsourcing projects. He is particularly experienced in disputes involving large energy projects, such as the construction of nuclear power plants and offshore wind farms.

Heiko co-chairs Baker McKenzie's German Dispute Resolution Group. He also advises pharmaceutical companies in contractual disputes and serves as an arbitrator in M&A-related disputes under the rules of the International Chamber of Commerce and German Institute of Arbitration. In Who’s Who Legal: Arbitration 2023 - Future Leaders, Heiko is mentioned as "forward-thinking and innovative" and comes highly recommended for his "thorough approach, sharp mind, and seamless management skills". In Who’s Who Legal 2020 Heiko is "highly recommended" by peers as being "very strong with disputes in the pharmaceutical industry." He "knows the game" and is "one of the best you can find", and he is "knowledgeable arbitration lawyer" with a "very bright mind". Heiko is recognized for his "clear written communication and negotiation skills" in Legal 500 (2015) while "Clients praise Heiko Haller for his commercial mindset" in Chambers Global (2017).

The transition to a carbon-neutral economy is a seismic shift on a global scale, leaving no sector untouched. The urgent strategic, operational and reputational challenges are considerable, but so are the opportunities for growth. We are happy to invite you to
Transform Powerfully: Baker McKenzie Energy Transition Dialogue
Navigating your energy transition journey: Opportunities and challenges for suppliers, industrials and other market players
Thursday, 25 January 2024, 12:00 pm to 7:00 pm CET
Baker McKenzie, Neuer Zollhof 2, 40221 Dusseldorf, Germany