The arrival in March 2025 of the ‘incredibly knowledgeable’ Daniel Nerl from KLEYR GRASSO has afforded GSK Stockmann a nascent employment offering to complement the firm’s transactional offering, including in the funds space.

Since her arrival in 2023 from Linklaters, Audrey Bertolotti has quickly built up a solid employment capability at Ogier, picking up standalone mandates and leveraging existing firm wide institutional relationships to good effect across the employment life-cycle.

Acting on its own as well as alongside regulatory and corporate teams at the firm, the ‘collaborative and responsive’ practice at A&O Shearman has a market-leading reputation advising financial services clients across a range of contentious and non-contentious matters. The scope of this work is broad, running the gamut from banking and asset management restructuring and consolidation, through to redundancy exercises and advice on remuneration policies and procedures. Team head Gilles Dall’Agnol takes the lead on much of this work, including on remuneration policy, regularly working alongside practitioners from other global offices on cross-border mandates. Further key practitioners include the ‘outstanding’ Nathaël Malanda, for both contentious and non-contentious work; Maurice Macchi, who regularly undertakes sensitive internal investigations and litigation for banks; Christophe Ernzen, an expert in collective law procedures and on corporate support matters; and the vastly experienced André Marc, who still handles some work in the private banking sector in his role as of counsel.

Combining ‘strong legal expertise and a sharp understanding of clients’ operational challenges’, Arendt & Medernach remains a popular choice among large domestic and international employers to advise across a broad swathe of their most pressing labour law issues. Many of these originate from the financial services sector, where ‘exceptional’ team head Philippe Schmit has a particularly profound knowledge, including on issues related to compensation and benefits schemes. Schmit is also abreast of hot-button employment issues, including as it relates to the relatively new whistle-blowing law which took effect in Luxembourg in 2023. Jean-Luc Putz is also a key contact and has a particular expertise at the intersection of employment and criminal law.

The ‘competent and professional’ team at employment law boutique Castegnaro, member of Ius Laboris provides ‘clear and practical advice’ to private and public sector employers across a broad swathe of their contentious and non-contentious requirements. ‘Very attentive’ founding partner Guy Castegnaro has a well established market-leading reputation across a range of individual and collective labour law issues, including assisting foreign businesses on the employment issues associated with establishing in Luxembourg. Ariane Claverie provides ‘pragmatic and cost-effective’ advice to employers on issues related to working hours, sickness, social security and data protection, as well as in the context of dismissal and whistle-blower cases. Christophe Domingos, who is particularly adept at advising on collective employment issues and on matters relating to renumeration and benefits, and Marie Behle-Pondji round out the team at partner level.

Elvinger Hoss Prussen provides ‘sophisticated and pragmatic advice’ to a diverse range of clients, from local companies and start-ups, through to high-profile asset management and banking entities. The scope of this work is broad, ranging from day-to-day HR advice through to high-profile disputes and collective redundancies. A ‘well-known and trusted adviser’, the vastly experienced Pierre Elvinger is recognised as a very safe pair of hands to advise on high-stakes contentious and non-contentious matters. The ‘exceptional’ Florence Apostolou co-heads the team and is appreciated by clients for her ‘strategic insight and meticulous attention to detail’, including in the context of restructuring processes, collective redundancies, corporate support and sensitive disciplinary issues.

The ‘commercial and knowledgeable’ team at KLEYR GRASSO has extensive experience advising employers across a range of their ongoing needs, on ad-hoc matters and in the context of corporate support. Team head Christian Jungers has extensive collective employment expertise, in particular, including negotiating social plans during collective dismissals. The ‘very professional and pleasant’ Céline Defay provides ‘relevant and accurate advice’ to many large international businesses on their ongoing employment law needs, including on contract terminations and contract review. Anissa Bali, who stands out for her ‘accessibility and pragmatic mindset’, is another key contact, and has niche expertise advising on harassment and whistle-blower cases.

Pairing ‘top-tier technical mastery of Luxembourg and international employment law with strategic foresight’, employment law boutique Unalome Legal Sàrl has rapidly gained market traction among entrepreneurs and companies seeking a wide range of ongoing and ad-hoc labour law advice, since establishing in 2022. Key to the firm’s success is the cumulative expertise that founding partners Marielle Stevenot and Cindy Arces bring to bear for clients and their hands-on involvement from initial consultations through to completion. The financial services, manufacturing and retail sectors have been particularly fertile sources of work, with both providing ‘best-in-class’ service, including on workplace investigations regarding moral and sexual harassment.

 

As well as handling standalone domestic advisory and litigation matters, the ‘practical and business-focused’ team at Baker McKenzie is very well placed to handle cross-border projects, where it can leverage the expertise of lawyers spread throughout the firm’s international network. Combining strong overarching litigation smarts with substantive employment law knowledge, ‘strategic and calm’ team head Annie Elfassi is key to much of the cross-border work, including for technology and banking clients, and is also very well versed at handling sensitive exits. Sabrina Bodson excels in large-scale redundancy projects, as well as being adept at assisting financial services clients establish remuneration policies.

BSP provides an ‘efficient and responsive service’ to employers within the IT, financial services and construction sectors, in particular, across a broad array of their non-contentious and contentious employment needs. Under the expert leadership of Anne Morel, the team acts as trusted adviser to many loyal employers on their day-to-day HR and employment questions, and is also ‘excellent in providing “cultural translation”‘ to foreign corporates doing business in Luxembourg. Morel handles this work and is also at the forefront of ad-hoc matters, including redundancy and TUPE projects, as well as disputes involving allegations of discrimination and non-compete violations.

Combining ‘deep legal expertise with a clear focus on business objectives’, Clifford Chance ‘consistently delivers excellent’ employment advice to financial services stakeholders, including banks, insurance companies and asset management firms. Much of this work involves a multi-jurisdictional, transversal approach, with the team regularly working alongside colleagues in international offices, and key practice groups, including corporate and regulatory. Characterised by ‘calm, clarity, and precision’, team head Albert Moro is key to the team’s success, not just on advisory and corporate support work but also harassment and discrimination claims. Ada Schmitt co-heads the team alongside Moro, with ‘responsive and supportive’ senior associate John Ted also providing valuable support.

Combining ‘high professionalism with genuine humanity and empathy’, MOLITOR Avocats à la Cour SARL is a popular choice among employers from the finance, funds, hospitality and retail sectors, inter alia, to advise across a wide array of their collective and individual employment issues. As well as ad-hoc advisory matters, including as it relates to social plans and sensitive employee exits, the firm also provides a monthly retainer service to clients seeking general employment/HR advice. Team head Régis Muller takes the lead on much of this work, and also handles some employee-side mandates, including for financial services executives on contentious matters.

Combining ‘deep technical expertise with a pragmatic and solutions-oriented approach’, Stellan Partners provides ‘high-quality’ advice to employers, including for international entities establishing operations in Luxembourg and on subsequent day-to-day support. Abreast of regulatory and legislative developments and of current market practice, team head Sabrina Alvaro deploys a ‘proactive and strategic approach’, including as it relates to international mobility issues. Eric Weber provides ‘practical, structured and clear’ advice, including on remuneration policies and sensitive employee dismissals.

Brucher Thieltgen & Partners is well versed at advising employers through the employment life-cycle: from recruitment and contractual drafting, through to to termination and the negotiation of settlement agreements. Noted for her ‘in-depth mastery of labour and employment law’, team head Marie Bena is the key contact for this, as well as also regularly handling employee work, including for senior executives in the financial services sector.

Combining ‘deep local expertise with global reach’, CMS Luxembourg is particularly skilled at handling multi-jurisdictional matters for large global clients where a harmonised approach is essential. Many of these are within the banking sector, with the team, which is headed by the ‘responsive and business-oriented’ Hugo Arellano, skilled at handling contentious work, including internal investigations into alleged harassment claims, as well as providing training/risk management procedures to provide a better internal workplace culture and conduct.

Led by Marie Sinniger, the ‘well-organised and responsive’ team at Linklaters works well with other core practice groups, including corporate, funds and banking, to provide an excellent support service on some big-ticket domestic and cross-border transactions. It is particularly visible in the financial services and asset management sectors, and has recently provided key employment due diligence associated with M&A and carve outs in the space. Alyssia Mechalikh has ‘good knowledge of market practice’ and often works alongside Sinniger on key employment mandates, including on contentious matters.

Overseen by litigator Henri Dupong, Loyens & Loeff‘s cross-disciplinary team provides expertise throughout the employment life-cycle for core institutional  and standalone clients, including those within the asset management sector. As well regular day-to-day labour law advice, the team also provides corporate support on M&A transactions and has been involved in the establishment of global employment contracts for international entities. Farah Jeraj and Emilia Fronczak handle much of the day-to-day work, with the ‘commercially minded’ Jeraj also noted for her skill at advising on dismissal cases and harassment investigations.

Led by Raphaël Schindler, the ‘reliable and efficient’ team at Luther S.A. provides ‘timely and pragmatic advice’ to employers from a range of sectors, including telecoms, technology and investment management. Schindler also from time to time handles litigation for senior executives.