Corporate/Company law

The Thémis law firm allows you to adopt the right structure for your business with a view to creating, developing, transmitting it and supporting you in all your investment or restructuring projects.  

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Labor Law / Human Resources

The Thémis firm advises and supports you in the management of your human resources to master social legislation, in order to adopt good practices, comply with the regulations in force and successfully manage your teams.

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Tax law

Thémis law firm supports you to anticipate and optimize the tax cost of investment, development, restructuring and transfer of your business operations and to manage your professional and real estate assets  

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Commercial law

Commercial law or Mercantile law, also known as trade law, is the body of law that applies to the rights, relations, and conduct of persons and businesses engaged in commerce, merchandising, trade, and sales.

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Vincent GUADAGNINO
The word from Vincent GUADAGNINO, Attorney partner

With Themis, I wanted to protect and advise Basque entrepreneurs on the possibilities offered by business law. For many years, we have been able to build the future of their companies together on solid foundations.

I hope that we will meet soon to discuss together the perspectives available to you.

Meet our team

Introduction to Themis law firm


The THEMIS attorneys firm was created by Vincent GUADAGNINO in October 2005 on the basis of his Basque country business clientele.

The team has brown over the years and now counts five members, with complementary backgrounds and fields of expertise, which enables it to provide to its French and foreign (and in particular Spanish) clientele, the most exhaustive legal assistance possible at all stages of company life.

Today, due to its location on the Basque coast, near Spain, the firm’s clientele is made up primarily of contractors from all sectors (tradesmen, artisans, independent professionals and professionals in the service sectors) and more particularly of real estate developers and agents, hotel operators, restaurant operators and other service companies in the tourist sectors, various industrialists and artisans, manufacturers and sales agents…
Your needs / Our expertises

Last news

Mesures sociales exceptionnelles COVID 19

Labor Law / Human Resources

Mise en œuvre du télétravail, élargissement et accélération des procédures d’activité partielle (ou chômage partiel), fixation des congés payés par l’employeur.. a...

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A toute crise mesures exceptionnelles

Entreprises et coronavirus : Votre avocat vous informe

Corporate/Company law

Votre entreprise est peut-être déjà confrontée à  une baisse d’activité, des difficultés d’ordre opérationnel (absence de salariés..), logistique (approvisionnement..) ...

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Entreprises et coronavirus : votre avocat vous informe

Faire développer une application digitale pour ses produits : négocier le contrat

Commercial law

De nombreux commerces se digitalisent et proposent des produits connectés, ce qui implique soit de détenir en interne la compétence technique pour développer ces produits, soit de confier leur développement à...

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La compétence internalisée ou externalisée, véritable enjeu du développement digital