Etude Guérin De Werra | Avocat Sion is a Valais law office led by Me Guérin De Werra and based in Sion. The practice combines litigation and advisory work across core areas of Swiss law, offering legal advice, defence and representation before cantonal and federal courts. The office emphasises practical, tailored solutions to both private and professional clients.

Me Guérin De Werra brings more than 20 years of legal experience, including prior service as a delegate for the International Committee of the Red Cross and as head of a major legal protection centre in Geneva. The lawyer is trained in collaborative law and uses a broad professional background to handle complex procedural and substantive matters with a strategic approach.

The practice positions client care at the centre of its service model, committing to rapid case intake and clear communication. It provides a pragmatic strategy from the first meeting, focuses on responsiveness and human-centred representation, and offers transparent fee guidance to help clients manage costs while pursuing effective legal outcomes.

About Etude Guérin De Werra | Avocat Sion

1 person in their team


Practice areas
Family
Criminal Defense
Accidents & Injuries
Corporate & Commercial
Real Estate

Languages spoken
English

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Practice areas

Family

Handles separation and divorce procedures, custody and visitation disputes, spousal and child support, and patrimonial liquidation. The practice prepares separation and divorce agreements, negotiates settlements and represents clients in court or in collaborative law processes to preserve relationships and reach practicable resolutions.
Adoption
Child Abuse
Child Custody
Child Support
Child Visitation
Collaborative Law
Divorce & Separation
Domestic Violence
Father's Rights
Marriage
Military Divorce
Same Sex & LGBT
Annulment

Criminal Defense

Defends clients in a wide range of criminal matters including traffic offences, theft, fraud, bodily harm and other penal infractions. The lawyer provides pretrial advice, conducts investigations, negotiates with prosecutors when appropriate and represents accused persons at all stages of criminal proceedings before cantonal and federal authorities.
Arrests & Searches
Bail Bond Service
Criminal Litigation
Drug Crime
Drunk Driving
DUI & DWI
Juvenile Law
Sex Crime
Speeding & Traffic Ticket
White Collar Crime

Accidents & Injuries

Advises and represents injured parties or those accused of causing accidents in claims for liability and compensation, including handling interactions with private and public insurers. The service includes liability assessment, calculation of damages, negotiation of settlements and litigation to secure fair reparations.
Animal & Dog Injury
Assault & Battery
Birth Injury
Brain Injury
Car Accident
Construction Accident
Dangerous Product
Defamation
Drugs & Medical Devices
Medical Malpractice
Motor Vehicle Defect
Motorcycle Accident
Personal Injury
Premises Liability
Property Damage
Sexual Abuse
Toxic Mold
Toxic Tort
Travel Accident
Truck Accident
Work Injury
Workers Compensation
Wrongful Death

Corporate & Commercial

Drafts, reviews and negotiates commercial contracts such as sales, mandate, construction and employment agreements, and assists clients with transactional disputes. The practice offers tailored contract strategies, risk mitigation advice and representation in contractual litigation or alternative dispute resolution.
Administrative
Admiralty & Maritime
Agriculture
Antitrust
Aviation
Business Registration
Contract
Due Diligence
Franchising
Gaming
Government Contract
Licensing
Merger & Acquisition
Transportation
Venture Capital
Cannabis Law
Nonprofit & Charitable Organizations
International Trade Law
Government Relations & Lobbying
Private Equity
Corporate Governance
Sanctions & Export Controls

Real Estate

Advises on construction and lease matters, including contracts for building works, execution and acceptance of works, compliance with professional construction standards and disputes arising from residential or commercial leases. The service includes drafting and negotiating leases, handling terminations and representing clients in property-related disputes.
Commercial Real Estate
Housing, Construction & Development
Foreclosure
Land Use & Zoning
Landlord & Tenant
Mortgage
Real Estate Due Diligence
Real Estate Contracts and Negotiations
Brokerage
Natural Resources
Conveyancing

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