A Paris business law firm since 1991
Based in Paris, the firm advises on business law, taxation and litigation, with a longstanding international focus on relations between France and China.
The diversity of the team’s backgrounds and cultures contributes to an approach that takes account of clients’ economic and international needs.

INTERNATIONAL RELATIONS
France–China
SUN AVOCATS assists companies, executives and investors with their activities between the European Union, France and China: establishment, partnerships, contracts, acquisitions, negotiations and disputes.
The team works in French, English, Mandarin and Cantonese, depending on the professional handling the matter.

Our team
A committed, experienced team with an international outlook.

Henry SUN
French lawyer · Founder
Henry SUN is a French lawyer and founder of the firm, established in 1991. He holds a PhD in private law and practises in business and corporate law, including sales of businesses as going concerns, transfers of company ownership interests, and mergers and acquisitions.
He also structures legal and tax arrangements for investments in France and China.
- Practice areas
- Corporate law
Commercial leases
Mergers and acquisitions
France–China investments - Education
- PhD in private law
Thesis: “Les contrats en droit chinois” (Contracts in Chinese Law), 1992 - Languages
- French
Mandarin Chinese (普通话)
Cantonese Chinese (粤语)

Sophie HUSSON
French lawyer
Sophie HUSSON mainly handles commercial lease disputes, business law and employment law. She also advises the firm’s clients and assists them in resolving disputes.
Admitted to practise in January 2010, she worked with firms practising public, employment and real estate law before joining SUN AVOCATS in July 2013.
Her litigation work also covers administrative, criminal and family law. She appears in court and contributes to the firm’s advisory practice.
- Practice areas
- Commercial leases
BUSINESS LAW
Employment law
Litigation - Education
- Master 2 in public international law
Université Paris II Panthéon-Assas
Master 2 in employment law — sports law
Université Paris 1 Panthéon-Sorbonne - Languages
- French
English
Spanish

Jean-Christian REYES
Legal professional
Jean-Christian REYES is a legal professional (juriste), with a Master 2 in Common Law and Comparative Law from Université Paris V Descartes (2021). His experience includes internships in France and the Philippines and teaching family law at Université Paris Cité.
- Responsibilities
- Legal research and analysis
- Education
- Master 2 — Common Law and Comparative Law
Université Paris V Descartes, 2021 - Languages
- French
English
Filipino (Tagalog)

Léon ZHOU
Secretariat · Bilingual reception
Léon ZHOU provides secretarial support at SUN AVOCATS and helps welcome French- and Chinese-speaking clients.
He assists with practical and administrative matters, including receiving documents, passing on messages and directing requests to the appropriate members of the firm.
His command of French and Mandarin facilitates communication with Chinese clients and contacts, helping provide an attentive and accessible welcome.
- Responsibilities
- Client reception · Receiving documents · Passing on messages · Administrative coordination
Receiving documents
Passing on messages
Administrative coordination - Languages
- French
Mandarin Chinese (普通话) - Secretariat hours
- Monday to Friday
9:30 am–6 pm
Please contact the secretariat to arrange document delivery or transmission.
Contact the secretariatMEET THE FIRM
SUN AVOCATS in Paris
70 rue de Ponthieu75008 Paris
In the Champs-Élysées district, in the heart of Paris’s 8th arrondissement.
Metro
Franklin D. Roosevelt
1 9
Saint-Philippe-du-Roule
9
RER
Charles de Gaulle–Étoile
A then metro 1 to Franklin D. Roosevelt

Paris 8th
Champs-Élysées district
70 rue de Ponthieu · 75008 Paris
Nearby parking
Frequently asked questions
Which areas does SUN AVOCATS cover in Paris?
The firm presents its work in business law, taxation and litigation. Its expertise lists include commercial law, corporate law, commercial leases, business transfers and different types of disputes.
How should I prepare an initial discussion about a commercial lease or business transfer?
State the nature of your project, your role, your objective and any known deadlines. A short initial message is enough to present your enquiry; the firm will then explain which documents are useful and how to provide them.
Does the firm assist with projects between France and China?
SUN AVOCATS presents support for France–China commercial relations: investments, business establishment, partnerships, contracts, acquisitions, negotiations and litigation. Working languages depend on the professional handling the matter.
How should I present a business dispute to the firm?
Briefly describe the situation, the subject of the dispute and any important dates or deadlines you know. Avoid sensitive data and unnecessary confidential details in the initial form; relevant documents may be requested during follow-up.
Can I request a videoconference?
Yes. The form allows you to request a meeting at the office, by telephone or by videoconference and indicate your availability. The request must be confirmed by the firm and is not an automatic booking.
Where is the firm and how can I get there?
SUN AVOCATS is at 70 rue de Ponthieu, 75008 Paris, in the Champs-Élysées district. Nearby stations are Franklin D. Roosevelt and Saint-Philippe-du-Roule. Directions to the Claridge and Berri car parks appear in the location section.

