YOUR GROWTH PARTNER
Business law firm in Paris, Mexico City and Hong Kong
MOSAIK Global Law FirmParis Mexico City Hong Kong
The firm
Mosaik, your growth partner.

Founded in 2022, MOSAIK is a business law firm that brings together professionals from five continents who speak eight languages. This unique diversity enables us to understand local cultures and turn legal barriers into drivers of growth. We serve organizations of all sizes, from small businesses to publicly traded companies, as well as leading institutional players.
The firm covers all your advisory and litigation needs. To ensure a seamless process and maintain a consistent record of your case, you will be assigned a dedicated point of contact within the firm. This single point of contact will coordinate all your business law needs (mergers and acquisitions, tax, labor law, real estate, intellectual property, digital law, etc.), ensuring optimal management of your cases.
Finally, thanks to our own offices and our network of finance, management and accounting professionals, we support you at every stage of your international development. Our experience of cross-border transactions allows us to identify the issues specific to each country and to offer you solutions that fit.
More about the firmExpertise
Our areas of expertise
Business law
Companies, contracts, tax, mergers & acquisitions, fundraising, debt collection, etc.
Learn more 02Intellectual property
Trademarks, copyright, music, audiovisual, influencers and streamers, etc.
Learn more 03Employment law
Individual and collective relations, employment litigation, restructurings, etc.
Learn more 04International business
International expansion of SMEs, international tax, financial flows, planning, etc.
Learn more 05Digital law
GDPR, e-commerce, blockchain, tokenisation, esports, IT contracts, etc.
Learn more 06Real estate law
Transactions, commercial leases, business transfers, litigation and construction.
Learn more 07Public & regulatory affairs
Relations with authorities, regulatory compliance, mediation with regulators.
Learn more 08Energy law
Solar, wind and storage project companies: incorporation, annual corporate services, sales and reorganisations.
Learn moreTeam
Our team

Pascal-André Gérinier
Lawyer - Founder
Managing partner
IP/IT specialist, real estate agent

Julie Aubin
Lawyer - Founder
Director of the Mexico office, French Foreign Trade Advisor
Corporate law, mergers & acquisitions

William Mak
Lawyer - Founder
Asian Desk
General business litigation, contract law, IP/IT

Hugo Solard
Lawyer
Employment law

Loan Chiappori Desbois
Lawyer
Business law, intellectual property

Jonathan Boudet
Lawyer
Tax law

François Sauvageot
Lawyer
Mergers & acquisitions, corporate law

Victoria Rueda
Lawyer
Commercial and intellectual property law

Izzat-Begum B. RAJAN
Consultant, accredited mediator
International tax law, blockchain, tokenization

Ryane Meralli-Ballou
Consultant
Trademark law

Morgane Sot
Lawyer
Business law, intellectual property

Jean-Brice Audoye
Consultant
International development, real estate

Franck Nathoo
Consultant
Insolvency proceedings, judicial asset acquisition
Conformity is the jailer of freedom and the enemy of growth.
They trust us
MOSAIK
News
October 6, 2026
Burgundy and Hong Kong: a perfect pairing for export
At Les Sources de Vougeot, the HKTDC brought together Ms Shirley Yung, MOSAIK and a delegation of Burgundy wine producers to discuss opportunities for collaboration between France and Hong Kong.
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September 22, 2026
MOSAIK at the BIG network’s new season reception
Invited by BIG (Business International Group) to Les Salons Hoche, MOSAIK presented the firm to this network of Franco-Chinese entrepreneurs and discussed Hong Kong’s very first Five-Year Plan.
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July 23, 2026
MOSAIK listed by Choose Paris Region
MOSAIK joins the network of trusted service providers of Choose Paris Region, the international attractiveness agency for the Île-de-France Region.
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