Avocat au barreau de Paris

Avocat titulaire d'un certificat de spécialisation en Droit fiscal et droit douanier

Compétences : Droit fiscal et droit douanier, Droit des étrangers en France, Droit des sociétés

Barreau : Paris

Adresse : 28 AVENUE DE FRIEDLAND 75008 PARIS

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Présentation de Me Jean-Jacques MICHALLON

As a member of the Paris Bar, Jean-Jacques Michallon advises individuals, entrepreneurs, executives, and companies in France and internationally, primarily in immigration law, tax law, and corporate law.
He heads the J2M Law Firm and works in both French and English.
(https://french-tax-lawyer.j2m-online.fr/j2m-french-immigration-attorney/) et travaille en Français et en Anglais.

Its activity includes in particular supporting foreign nationals in their projects to settle and work in France, as well as issues related to residence permits, visas, changes of status and professional statuses of entrepreneurs, managers and investors.
Maître MICHALLON also intervenes in matters of tax law and corporate law, both for advisory and structuring missions and in the context of procedures and litigation.
His intervention thus covers the entire case, from the analysis of the situation and the definition of the legal strategy to the preparation of the steps, formalities and administrative requests, as well as representation and assistance in the context of the procedures when necessary.
Committed to a personalized approach, Maître MICHALLON places particular importance on listening, understanding the objectives of his clients and finding legally secure solutions adapted to each situation.
Consultations are preferably conducted via videoconference.

Domaines de compétence

Maître Michallon, avocat au barreau de Paris, intervient dans les domaines suivants dans le cadre de mandats de conseil et de représentation devant les tribunaux :

Droit des sociétés

- Conseil et prise en charge des formalités de création d’entreprises (SARL, SAS, SA, SCI…)
- Conseil et stratégie de défense lors de procédures collectives (entreprises en difficulté)
- Conseil et élaboration de statuts de sociétés à responsabilité limitée, anonymes simplifiées …
- Fusions et acquisitions de sociétés, opérations de prise de participations, cessions de titres
- Accompagnement social et fiscal des dirigeants
- Secrétariat juridique de sociétés : assemblées générales (AG), modifications statutaires…
- Gestion des procédures contentieuses devant les tribunaux compétents
- Cessions de parts sociales et d’action, augmentation de capital, négociation protocoles d’accord

Droit des étrangers en France

Droit des étrangers et de la nationalité

Maître Jean-Jacques MICHALLON accompagne les ressortissants étrangers, entrepreneurs, dirigeants, investisseurs, salariés qualifiés, étudiants, artistes et professionnels souhaitant s'installer ou exercer une activité en France.

Son intervention couvre notamment les visas de long séjour, titres de séjour, renouvellements, changements de statut, Passeport Talent, immigration professionnelle, création d'entreprise et professions libérales.

Il intervient également dans le contentieux du droit des étrangers, notamment en cas de refus de visa, refus ou retrait de titre de séjour, refus de renouvellement, OQTF ou difficulté rencontrée auprès d'une préfecture ou d'un consulat.

Son activité en droit des étrangers s'inscrit dans une approche internationale, en particulier pour les clients anglophones, avec des consultations possibles en français et en anglais, notamment par visioconférence.

Son activité est structurée autour de 3 pôles:

1. VISAS & IMMIGRATION
Visas long séjour • Passeport Talent • immigration professionnelle • entrepreneurs • salariés qualifiés • étudiants • familles

2. TITRES DE SÉJOUR
Première demande • renouvellement • changement de statut • régularisation • ANEF • préfectures

3. CONTENTIEUX DES ÉTRANGERS
Refus de visa • refus de titre de séjour • refus de renouvellement • OQTF • recours administratifs et contentieux

Droit fiscal et droit douanier

- T.V.A. : conseils sur l'optimisation des schémas de biens et services
- Déclarations d'impôt sur le revenu, ISF, SCI, plus values immobilières…
- Conseil en fiscalité de l’immobilier et structuration des schémas de détention
- Gestion de patrimoine et optimisation fiscale
- Loueur meublé professionnel, Duflot, Girardin, MH, et autres dispositifs
- Conseil et optimisation fiscale de l'activité professionnelle
- Contentieux fiscaux : défense lors d’un contrôle ou d’un redressement
- Fiscalité internationale : optimisation imposition et assistance contentieux fiscaux

Contacter Me Michallon

Consulter par vidéo

Consulter par téléphone

Poser une question écrite

Dernières publications

Refus de visa ou refus de titre de séjour en France : quels recours et comment contester la décision de l’administration ? - Le 21 août 2026 à 21:51

Voir toutes ses publications