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Loyens & Loeff

Work +32 2 743 43 43
Fax +32 2 743 43 10
Amsterdam, Brussels, Hong Kong, London, Luxembourg, New York and 5 more

Thomas Chellingsworth

Work +32 2 743 43 43
Loyens & Loeff

Work Department

Thomas is a member of Loyens & Loeff’s Corporate and M&A Department in Belgium. He is also head of the Competition & Regulatory and Utilities & Energy Teams. He is a member of the Projects Team and of the Automotive Team.


Thomas’ practice includes all aspects of regulatory law in the liberalised industries, with a particular focus on the energy sector. He assists clients on renewable energy projects, both offshore and onshore, and in that respect advises on underground and submarine cables, subsidy mechanisms for renewable energy production and network access. He drafts and negotiates supply agreements and EPC agreements (engineering, procurement & construction) (often on the basis of FIDIC templates). He also advises on closed distribution systems. He frequently represents utilities in civil and administrative litigation, particularly in respect of network tariffs. In addition, Thomas has extensive experience of competition law proceedings, including over two dozen merger filings before the European, Dutch and Belgian competition authorities. He is the author of numerous publications on energy law and competition law. He is recognised as a leading lawyer in his field of expertise by Chambers & Partners Europe (Energy), Who’s Who Legal (Belgium, Energy), and as Lawyer of the Year 2015 in energy law in Belgium by Best Lawyers. He has been a member of the Brussels Bar since 1997.


2013: Local Partner, Loyens & Loeff; 2010: Counsel, Loyens & Loeff; Prior to joining Loyens & Loeff in 2010, Thomas was a senior associate at another major law firm.


Thomas works in English, Dutch and French.


Thomas holds a Law degree from Universiteit Antwerpen (Belgium, 1996), an LL.M. in European Law from Universiteit Gent (Belgium, 1997) and a diploma in Economics for Competition Law from King’s College London (United Kingdom, 2009).

Belgium: Industry focus


Within: Leading individuals

Thomas Chellingsworth - Loyens & Loeff

Within: Energy

A ‘top-notch team in the Belgian energy sector’, Loyens & Loeff is ‘able to mobilise an impressive legal machine to get the job done, never compromising on quality’. The ‘very client-oriented’ group is praised for taking a ‘pragmatic, helicopter view approach’. The broad practice takes in litigation, projects, regulatory matters, financing and public law. ‘Very meticulous’ practice head Thomas Chellingsworth, who ‘leads the team with a great deal of expertise’, and ‘up-and-coming’ senior associate Christine Delagaye are noted. Banking and finance partner Marc Vermylen is active in renewable energy project financing.

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Legal Developments by:
Loyens & Loeff

  • New reporting obligations for Luxembourg securitisation vehicles

    Recognising the close links between the securitisation activities of financial vehicles corporations engaged in securitisation transactions (FVCs) and monetary financial institutions, the European Central Bank (ECB) has adopted on December 19, 2008 Regulation (EC) No 24/2009 concerning statistics on the assets and liabilities of FVCs (the ECB Regulation).
    - Loyens & Loeff

Legal Developments in Belgium

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