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René Thornfeldt

Partner, Attorney-at-Law


Phone: +45 3945 2908

Mobile: +45 3078 6708



Janie Maxwell

“Practice head René Thornfeldt has 'excellent business understanding' and 'a thorough knowledge of the IT market in Scandinavia'”

Information Technology - Legal 500, 2019

“He knows the key areas to focus on - very commercial and energetic”

TMT - Chambers & Partners, 2019

“Highly regarded”

IFLR1000, 2019

“René Thornfeldt climbs to the top band of the rankings this year, following strong feedback from both peers and clients.”

IT & Outsourcing - Chambers, 2018

“Sources praise his pragmatic and client-centric approach to mandates - he is commercial-oriented and an exceptional negotiator, ensuring the outcome is continually considered throughout the whole process.”

IT & Outsourcing - Chambers, 2018

“René Thornfeldt is ranked in tier 1”

Information Technology - Chambers 2018

“René Thornfeldt is inducted to the Hall of Fame as one of the elite leading lawyers for seven consecutive years”

Legal 500, 2018

“He is a fierce negotiator and is really on the client's side”

TMT - Chambers & Partners, 2017

“René Thornfeldt receives praise from clients, such as: "He is very fast-thinking and has a depth of knowledge in IT outsourcing. His business understanding is also second to none."”

TMT - Chambers, 2016

“René Thornfeldt is exceptional”

Information Technology - Legal 500, 2016

“René Thornfeldt is listed as "Leading Individual". ”

Information Technology - Legal 500, 2016

“René Thornfeldt has ‘a high level understanding of complex IT and consultancy contracts’”

Information Technology - Legal 500, 2015

“Interviewees are quick to praise René Thornfeldt, highlighting his direct approach and ability to handle complex outsourcing projects. His expertise extends to IT and telecoms contracts”

TMT - Chambers Europe, 2014

“René Thornfeldt is listed as Leading Individual ”

Information Technology - Legal 500, 2014

“René Thornfeldt is recommended for his edication and hands-on, well-prepared approach”

Information Technology - Legal 500, 2013

“René Thornfeldt is singled out for his expertise in the IT field. Clients praise his business-oriented approach and remarkable communication skills”

Intellectual Property - Chambers Global, 2013

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René Thornfeldt holds a Master of Laws and a BSc in International Business. 

René is an outsourcing specialist. He is a very commercially focused, strategic advisor, providing both risk analysis and advice on drafting, negotiation and tendering of complex agreements and projects, such as IT infrastructure projects.

Moreover, René has been appointed as an expert and arbitrator, and he is an experienced IT litigator.

René heads one of the largest specialist teams within IT and outsourcing in Denmark.

Accura covers outsourcing and BPO processes, infrastructure and systems acquisitions, new technologies such as robotics, and tender processes. René's team also assists clients on data processing, licence and technology-driven transactions and investments, not least acting on a number of technology-driven M&A mandates.  

René has been inducted into the Legal 500 Hall of Fame after having been listed as "Leading Individual" for 7 consecutive years. Furthermore, René is listed in Band 1 in Chambers & Partners.

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Teaching and publications

René teaches in-house and external courses for our clients on information technology, life science and contract law issues. René also teaches courses on outsourcing and operating agreements to members of the Association of Danish IT Attorneys etc.

René is the co-author of the IT Manual (IT-håndbogen), 2nd edition, Børsens Ledelseshåndbøger (Børsen's Management Handbooks).

Moreover, René has written the article "BIG DATA − Juridiske udfordringer og råd i forbindelse med kommerciel udnyttelse" (BIG DATA − Legal challenges and advice in connection with commercialisation) published in the Danish trade journal "Revision & Regnskabsvæsen" no. 8, 2013, and "BIG DATA - Utilisation and legal implications within the EU", published in January 2014 in Lawyer Monthly Global Expert Guide 2014 – Intellectual Property.

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Languages and memberships

Scandinavian languages and English


Danish Bar and Law Society

Association of Danish IT Attorneys

The Danish Forum for IT-Law


Danish Association for Protection of Industrial Rights

The Danish Company Law Association

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Other Offices

René is an experienced umpire and arbitrator. René har previously been a member of the board of directors of the Association of Danish IT Attorneys.