JACOB ALLON / Attorney

    For more than 10 years, Jacob Allon has advised and assisted private businesses and public sector companies in matters primarily related to large-scale legal disputes within various areas of law, including construction law and professional liability.

    Jacob has considerable experience in managing and conducting large-scale complex court cases and arbitral proceedings in close collaboration with the legal and technical staff of clients. He always aims to achieve the outcome that is best for the client, whether it be a settlement, a final court judgment or an arbitral award. Jacob is also highly experienced in conducting negotiations and making settlements. In connection with his dispute resolution work, Jacob has participated in major expert appraisal cases, and has assisted several of the largest Danish companies in complex arbitral proceedings involving claims in excess of DKK 1 billion, including construction cases.

    In addition to his work within dispute resolution, Jacob advises public authorities, public-sector companies and private businesses on existing as well as future contractual relationships.

    Jacob speaks the Scandinavian languages and English.


    Jacob Allon’s recent work includes advice in the following fields:

    • drafting of construction contracts for construction clients and technical consultants
    • drafting of agreements between construction clients in connection with the execution of the Copenhagen Metro project and a concurrent extension of the Fisketorvet shopping centre
    • drafting of settlement agreements in active construction projects
    • agreements between project developer and local authority in relation to the local authority’s sale of a large site
    • insurance cover for errors and omissions in local authority building projects and commercial building projects
    • supply of heat pumps to co-generation plants


    Jacob has also participated in litigation and arbitration concerning the following:

    • use of MgO boards as wind barriers in large-scale building and renovation projects, including participation in a number of expert appraisal proceedings
    • fees of technical consultants and their design and supervision responsibilities
    • contractor delays and additional claims in relation to the construction of the Copenhagen Metro, including participation in expert appraisal proceedings

    In Legal 500, Jacob Allon is among the highlighted profiles in the category Dispute Resolution, and in the guide it is stated:

    “Peter Thommesen has been the lead representative on one of our major projects over a number of years and has provided excellent advice. He has been ably supported by Jacob Allon who is taking an increasingly important role and is particularly good at managing our input.” (2024)


    Attorney, VILTOFT, 2017-
    Attorney, Gorrissen Federspiel, 2012-2016
    Litigation – specialist education, 2014
    Foreign lawyer, Paul, Weiss, RIfkind, Wharton & Garrison LLP, New York, 2011-2012
    Attorney, Gorrissen Federspiel, København, 2009-2011
    Admitted to the Danish Bar, 2009
    Assistant attorney, Gorrissen Federspiel, København, 2006-2009
    Masters of Laws (LL.M.), University of Copenhagen, 2006
    English for Law, University of Copenhagen, 2005


    External lecturer in construction law at the University of Copenhagen, 2021-

    Internal lecturer – litigation, Gorrissen Federspiel, Copenhagen/Aarhus, 2012-2016


    Board member and co-founder of Young Arbitrators Copenhagen (YAC), 2013-2016




D: +45 3345 5205

M: +45 3026 0401

E: ja@viltoft.dk

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Sanne Høegh Lorentzen
D: +45 3345 5215
E: shl@viltoft.dk