Sigrid Heirbrant

Portrait of Sigrid
Sigrid Heirbrant is a counsel in our IP, Technology and Competition practice groups.
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She has extensive experience and knowledge of contract law and advises clients in the field of IT outsourcing contracts and other commercial contracts with a focus on technology, IP, and data protection law.

Sigrid also advises Luxembourg and international clients in the space, media, and telecom sector on a variety of topics, including regulatory and licensing questions.

  • Work higlights
    • Microsoft on a variety of telecom regulatory questions and on financial sector regulation on cloud outsourcing.
    • Luxembourg Directorate of Defence on the earth observation satellite project LUXEOSys.
    • Eumetsat on intellectual property topics.
    • United Media in relation to multiple broadcasting licenses.
    • Goodyear on a variety of commercial contracts.
  • Ancillary functions

    Sigrid is a member of the European Centre for Space Law (ECSL), the AMCHAM Luxembourg Space Committee and the Luxembourg chapter of the Society of Satellite Professionals International (SSPI).

    Sigrid is also a regular speaker at legal seminars and is the author of several legal publications.

  • Qualifications

    Admission to the Bar

    Sigrid was admitted to the Brussels Bar in 2013 and to the Luxembourg Bar in 2020.


    Sigrid is a Dutch native speaker, fluent in English and French.


    Sigrid holds a master's degree in law from the University of Ghent (2013) and an LL.M. in Space Law, Communication and Media Law from the University of Luxembourg (2019).

    Prior to joining NautaDutilh in 2019, Sigrid worked for several years at another renowned law firm in Belgium.

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