Preben Willoch

Preben Willoch

Partner, Oslo Download CV Download vCard

Preben heads our Oil, Energy & Shipping department. He assists players within the oil and offshore industry in Norway and abroad, mainly assisting E&P and oil service companies and private equity sponsors with corporate, contractual and regulatory advice in relation to petroleum operations and M&A.

Preben has more than 15 years experience from assisting oil industry players, both as external advisor and as in-house lawyer. Prebens work covers all phases of a typical petroleum discovery, from new-ventures work through exploration, development, production and cessation. Preben has been involved as advisor to potential purchasers in most of the major transactions on the Norwegian Continental Shelf over the last ten years. Internationally Preben has advised on new ventures and acquisitions in jurisdictions including European, African and Middle eastern countries and worked as advisor to host countries developing an upstream regulatory framework and petroleum extraction contracts in Central America, Africa and the far East.

Prebens previous work experience includes partner position in one of Norways largest law firms and in house positions (secondment) in oil companies with both Norwegian Continental Shelf and international focus. Preben is ranked as a leading and up and coming lawyer in international rankings – as well as in the Norwegian Finansavisen peer ranking.

Practice areas

very solution-oriented and has a proactive approach. You can always rely on him to deliver Chambers and Partners

About Preben


  • 2020

    Next Generation Partners and Recommended - Legal 500

  • 2020

    Leading Individual - Chambers and Partners Global and Europe

  • 2019

    Chambers: One client mentions his “broad network and good industry knowledge”.


  • 2002

    Cand. jur., University of Oslo