Castegnaro, member of Ius Laboris > Luxembourg, Luxembourg > Firm Profile

Castegnaro, member of Ius Laboris

Luxembourg > Employment Tier 1

Boutique employment law specialists advise a varied mix of private and public sector employers across the gamut of contentious and non-contentious matters, including as it relates to renumeration, data protection, dismissals and pensions. Founding partner Guy Castegnaro has vast experience in the field and maintains a strong fee-earning practice alongside a presence as a speaker in many conferences relating to hot button issues and as a university lecturer in relation to social security law. Ariane Claverie has deep knowledge of the Luxembourg Labour Code, having herself participated in its establishment. Christophe Domingos rounds out the team at a partner level and is noted, in particular, for his collective bargaining expertise.

Practice head(s):

Guy Castegnaro; Ariane Claverie; Christophe Domingos

Work highlights

    The firm: Highly specialized in labour law, Castegnaro – Ius Laboris Luxembourg is a law firm which exclusively represents companies and groups of companies from all sectors at national and international level as well as government and municipalities.

    Castegnaro is active both in litigation and counsel for all aspects of the employment relationship (social security, corporate, tax and commercial law, personal data protection, immigration, etc).

    Widely recognized as the best practice ‘niche’ firm in labour law in Luxembourg, Castegnaro participated in the development of the Luxembourg Labour Code, publishes regularly articles and books, and its members regularly give conferences and seminars.

    Castegnaro is founder of the alliance Ius Laboris, the world’s largest and highest ranked employment law practice, with over 1,500 lawyers focusing on HR law based in 59 countries. Castegnaro can therefore enable its clients to access the services of recognised legal firms in a significant number of countries.

    Areas of practice: Castegnaro specialises exclusively and to a very high degree in all the legal aspects of the employment relationship and has developed cutting-edge expertise in all fields of employment, labour law, pensions and social security regulations. The firm’s activities cover all aspects of National, European and international employment law as well as corporate, tax and commercial law matters as far as they are directly or indirectly linked to employment.

    Castegnaro has developed advanced employment law expertise and offers tailor-made legal services.

    Ariane Claverie photoMrs Ariane ClaverieAriane Claverie is Partner at CASTEGNARO.
    Christophe Domingos photoMr Christophe DomingosChristophe Domingos is Partner at CASTEGNARO.
    Number of lawyers : 12
    Ius Laboris
    European Employment Lawyers Association (EELA)
    International Bar Association (IBA)
    Contacts : Guy Castegnaro (
    Contacts : Ariane Claverie (
    Contacts : Christophe Domingos (

    At CASTEGNARO-Ius Laboris Luxembourg, we believe diversity is a key contributor to success in the competitive global marketplace and our commitment to diversity is a fundamental element of our firm.

    Every single employee, whether a lawyer or a member of the administrative staff, is an ambassador for the firm, and personally responsible for its values, which include in particular the following:

    • Diversity,
    • Mutual respect and confidence;
    • Ethics;
    • Communication and team spirit;
    • Work-life balance;
    • Personal commitment.

    Our firm signed the Diversity Charter Lëtzebuerg in 2012 and we are still improving our commitment to diversity.