Independent law firm

Thibault JAUFFRET

Associate

EXPERTISE

REAL ESTATE & CONSTRUCTION

Thibault Jauffret is an Associate in the Real Estate & Construction department. He joined the firm in March 2025.

Thibault represents local and international clients in a wide range of real estate and construction disputes, with a particular focus on civil and commercial litigation. He regularly advises property owners, developers, and construction professionals on liability matters and enforcement proceedings.

+352 227 330-724

thibault.jauffret@kleyrgrasso.com

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L.L.M., Columbia Law School, 2019

Master 2 in Financial Law, Sorbonne Law School, 2017

Master 2 in Corporate Finance, Sorbonne Business School, 2016

Double Master 1 in Law & Management, Sorbonne Law School and Sorbonne Business School, 2015

English, French

Luxembourg Bar, admitted in 2022

INSOL Europe, Country Coordinator for Luxembourg

RELATED NEWS

Read the latest related news from our experts or explore our full insights which cover new laws, bills, and ongoing developments.

19/05/2025

Zusammenfassung und wichtige Fristen der letzten Fonds Updates

Diese News bietet Ihnen eine kompakte Zusammenfassung der neuesten Fonds-Updates sowie einen Überblick über alle relevanten Fristen.

26/03/2025

KLEYR GRASSO Recognized with Top-Tier Ranking in Legal500 EMEA 2025 for Luxembourg!

KLEYR GRASSO has once again secured a Top-Tier ranking in the prestigious Legal500 EMEA 2025 for Luxembourg. This recognition underscores our firm’s dedication to excellence, client success, and legal expertise across our key practice areas.

20/03/2025

EN | FR

LNIN – NEW RCSL FILING REQUIREMENTS - END OF FREE SERVICE

The LBR recently announced the end date of the transition period, which has been set for 1st June 2025.

20/03/2025

Chambers Europe 2025 – A Renewed Recognition of Our Excellence

KLEYR GRASSO is proud to be recognized once again by Chambers and Partners in its 2025 Europe guide for its exceptional legal expertise. Our ongoing position among the top law firms in Luxembourg across various practices underscores the quality of our work and the unwavering standards of excellence we uphold every day....

03/03/2025

Strategic Growth & Expertise Expansion

KLEYR GRASSO continues to strengthen its expertise in investment funds, private equity, and ESG with the addition of Lisa Klemann as Counsel. This strategic move enhances the firm's finance practice and reaffirms its commitment to providing innovative legal solutions in a dynamic market.

13/02/2025

Global Recognition, Local Excellence – KLEYR GRASSO, Ranked by Chambers & Partners Global 2025!

KLEYR GRASSO is proud to be ranked in the Chambers Global Guide 2025 for our expertise in Corporate & M&A, Investment Funds, and our German Desk. This recognition underscores our strong international capabilities, deep industry knowledge, and commitment to delivering high-quality legal services across multiple practice areas.

03/02/2025

EN | FR

Revue luxembourgeoise de droit immobilier

The latest issue of the Revue luxembourgeoise de droit immobilier has just been published! In this edition, which is specially dedicated to real estate criminal law, you will find articles written by our lawyers Mélanie Trienbach and Nora Dupont:

20/12/2024

EN | DE

German Desk Rundschreiben #6 _ Dezember 2024

In dieser Ausgabe erwarten Sie daher spannende Neuigkeiten, wertvolle Tipps und Einblicke, welche Ihnen dabei helfen sollen, sich einen besseren Überblick zu verschaffen und Ihre Ziele zu erreichen.

20/12/2024

EN | FR

Amendment to the law on non-profit associations and foundations

The Luxembourg legislator has just adopted a new law dated 4 December 2024 (the “Amending Law”) amending Articles 7 and 77 of the law of 7 August 2023 on non-profit associations and foundations (“ASBL Law 2023”). This Amending Law, which came into force on 13 December 2024, brings three changes to the ASBL Law 2023:...

12/12/2024

EN | FR

Vente en VEFA : Prudence sur le contrat de réservation !

Revirement de jurisprudence. Un arrêt de la Cour d’appel du 28 novembre 2024 impose une vigilance accrue sur les termes des contrats de réservation en VEFA. Ce revirement de jurisprudence pourrait avoir des conséquences importantes pour les promoteurs.

21/11/2024

EN | FR

Adjustment of size criteria for micro, small, medium and large companies or groups

In the context of the transposition of Commission Delegated Directive (EU) 2023/2775 of 17 October 2023 amending Directive 2013/34/EU of the European Parliament and of the Council as regards the adjustment of the size criteria for micro, small, medium-sized and large enterprises and groups, Luxembourg adopted the Grand Ducal Regulation of 25 October 2024....

06/11/2024

Independent law firm

Thibault JAUFFRET

Associate

EXPERTISE

REAL ESTATE & CONSTRUCTION

RELATED NEWS

Zusammenfassung und wichtige Fristen der letzten Fonds Updates

KLEYR GRASSO Recognized with Top-Tier Ranking in Legal500 EMEA 2025 for Luxembourg!

LNIN – NEW RCSL FILING REQUIREMENTS - END OF FREE SERVICE

Chambers Europe 2025 – A Renewed Recognition of Our Excellence

Strategic Growth & Expertise Expansion

Global Recognition, Local Excellence – KLEYR GRASSO, Ranked by Chambers & Partners Global 2025!

Revue luxembourgeoise de droit immobilier

German Desk Rundschreiben #6 _ Dezember 2024

Amendment to the law on non-profit associations and foundations

Vente en VEFA : Prudence sur le contrat de réservation !

Adjustment of size criteria for micro, small, medium and large companies or groups

LNIN – New RCSL filing requirements

Important changes concerning employment contracts and the employment relationship

German Desk Rundschreiben | #5

Réforme en matière de bail à usage d’habitation : Quelles sont les nouveautés?

Flexible admission requirements and easier mobility for highly qualified workers

New draft bill containing different tax measures and clarifications – draft bill n°8388

KLEYR_GRASSO unveils new Visual Identity

KLEYR GRASSO proudly assists IVS Partecipazioni in the IVS Group delisting tender offer by Lavazza Group

30 years of excellence - Transition with new faces in leading law firm

NEUERUNGEN BEIM INVESTORENSCHUTZ: NAV-Berechnungsfehler, Verstöße gegen Anlagerichtlinien und sonstige Fehler

RC report & AML/CFT Questionnaire for RAIFs

Publication of the date for staff delegation elections!

ELTIF 2.0 - Zur Erinnerung

KLEYR GRASSO distinguished as a Top Tier Firm by Legal 500 in its 2024 edition

Tax measures for the housing market and real estate investments – draft bill n°8353

KLEYR GRASSO announces major promotions effective January 1, 2024

New mandatory procedures to be implemented since 2023

UPDATE ZUR AIFMD II

The new law on business continuity and modernising bankruptcy law entered into force on 1 November 2023

Wage indexation on 1 September 2023: new amounts

KLEYR GRASSO assisted Socom and Evocells in the set-up of their joint venture denominated Solarcells Luxembourg, which will be the first producer of solar panels in Luxembourg.

New provisions on the recruitment of third-country nationals and wage indexation as of 1 September 2023

Loi du 7 août 2023 relative aux aides individuelles au logement

Loi du 26 juillet 2023 portant modification de la loi modifiée du 2 septembre 2011 réglementant l’accès aux professions d’artisan, de commerçant, d’industriel ainsi qu’à certaines professions libérales

Work-life balance: new extraordinary leave and flexible working arrangements

New law rectifying the law of 10 August 1915 on commercial companies

ELTIF 2.0

Introduction of the right to be disconnected in the Labour Code

New law on non-profit associations and foundations (the “New NPA Law”)

UPDATE ZU SFDR

New law on the use of digital tools and processes in company law

Pierre-Alexandre DEGEHET joins KLEYR GRASSO as a partner in its Corporate Finance and Capital Markets practices, as of 5 June 2023.

Verordnung über Märkte für Kryptowerte (MiCA)

Digital Operational Resilience Act (DORA)

New whistleblower regulation!

Arbitration Reform – Highlights of the Law of 19 April 2023

Introduction of moral harassment in the Labour Code

Die Luxemburger Investmentfondswelt im positiven Wandel – Anpassung der sektoralen Gesetze an die Bedürfnisse der Praxis

KLEYR GRASSO assisted kodehyve with the launch of its KYC-AML-BO-CTF module

KLEYR GRASSO assisted the selling shareholders in the sale of ifsam to FNZ

KLEYR GRASSO is pleased to announce the promotions of Lina LOBEFARO as Counsel and Jade MADERT as Senior Associate for this new year.

KLEYR GRASSO reinforces its commercial and civil litigation practice with the arrival of Muriel PIQUARD as Counsel.

Draft law 8053 transposing the mobility directive

Commercial leaseholds: The legal ban for the tenant to ask a higher rent from the sub-tenant has been declared unconstitutional

Prominent lawyer Luc Courtois joins KLEYR GRASSO Investment Funds department as Partner.

Bail Commercial – Contrat de sous‑location et lutte contre la spéculation: l’interdiction faite au locataire de demander un loyer supérieur au sous‑locataire a été déclarée inconstitutionnelle

Entrée en vigueur au 1er janvier 2023 de l’obligation d’installer des détecteurs autonomes de fumée pour les immeubles existant comprenant au moins un logement

Bail à usage d’habitation : Une trêve hivernale applicable jusqu’au 31 mars 2023

Shareholder disputes – abuse of equality

3.2% increase in the social minimum wage

Legal professional privilege vs DAC6 notification requirement: the CJEU rules that the right to a fair trial prevails over the fight against aggressive tax planning.

German Desk Rundschreiben | #2

Judgment of the Court in Joined Cases C-37-20 and C-601-20 regarding the Anti-money laundering directive

Amendments to the law on residential leaseholds: what are the innovations of the current bill of law?

Telework of cross-border workers: extension of the transitional period for social security until 30 June 2023

The Luxembourg Parliament has recently adopted a new law creating a procedure for administrative dissolution without liquidation of companies (the “Administrative Dissolution”).

Bail à usage d’habitation : Un premier pas vers la trêve hivernale?

Luxembourg employers - French cross-border workers: less tax constraints in the future?

Tripartite agreement of 28 September 2022

Switch to optional “3G” scheme in the workplace

German Desk Rundschreiben | #1

Law to temporarily freeze all rent increases until the end of 2022

Modification de la Loi du 16 mai 1975 portant statut de la copropriété des immeubles bâtis