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About

Provided by Thomas Giaccardi

Europe

Practice Areas

Business Law (negotiation, litigation)

Criminal Law (white-collar crime, international judicial cooperation, extradition)

European Law

International Law

Public Law (administrative, constitutional)

Career

Thomas GIACCARDI was admitted to the Monaco Bar in 1999, and has created his law firm the same year.

He was a member of the Monegasque Parliament (2003-2008).

He has been elected Bâtonnier (President) (2021-2023), and Syndic Rapporteur (2024-2026) of the Monaco Bar Council.

Professional Memberships

Member of the Monaco Bar

Member of the Monaco Economic Board

Publications

"From Liability to Accountability of companies under Monegasque Law", in Review Monaco Droit, 2025-1, June 2025.

Languages Spoken

French

English

Italian

Expert in these Jurisdictions

Monaco

Clients

Leading international banks and investment firms

Insurance companies

Listed companies

Institutional & pubic bodies

Family-owned businesses and SMEs

Ultra-high-net-worth individuals and family offices

Luxury & jewellery houses

Real estate developers and property investors

Technology and IT companies

Maritime and yachting owners/operators

Hospitality / hotel groups

Retail and e-commerce brands

Sports clubs and arts & entertainment / spectacles

Work Highlights

Handled high-impact criminal cases in business crime, including international mutual legal assistance

Advised high-end property client on energy renovation project

Assisted ultra-high-net-worth individuals and private clients with estate planning, wealth transfer, and family office management

Advised on offshore extension

Industry Sector Expertise

Thomas GIACCARDI advises clients across a broad range of sectors, with particular expertise in banking and financial services, insurance, listed companies, institutional clients, family-owned businesses and SMEs, luxury and jewellery houses, real estate development, hospitality, retail and e‑commerce, technology and IT services,, sports and arts & entertainment, public sector bodies.

Experience

Thomas Giaccardi is the founder and managing partner of 99 Avocats Associés and has over 20 years of experience advising clients on business law, complex corporate and financial matters.

He regularly assists leading banks, investment firms, listed companies, and high-net-worth individuals with regulatory compliance, corporate governance, mergers and acquisitions, risk management, and high-value transactions.

He also acts in high-impact business criminal cases, real estate development, luxury and jewellery sector, wealth management.

Chambers Review

Provided by Chambers

Chambers European Guide

General Business Law: Law Firms - Avocats-Défenseurs - Monaco

Spotlight
Individual Editorial

Thomas Giaccardi advises clients on high-profile cross-border contentious and transactional matters. He also represents clients in white-collar crime cases.

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General Business Law: Law Firms - Avocats-Défenseurs

Thomas Giaccardi
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Key Sectors

Provided by 99 Avocats associés

Business and Professional Services

Financial Services

Family Offices and High Net Worth

Government and Public Sector

Leisure and Hospitality