Advokatų profesinė bendrija "Defensum" is a Vilnius-based law practice led by managing partner Arvydas Martinkevičius. The office provides representation in civil and criminal proceedings and offers legal services in family law, employment disputes, administrative matters, insurance and debt recovery, and prepares contracts, claims and other procedural documents.

The firm handles cases at pre-trial and court stages across multiple jurisdictions in Lithuania, representing clients in criminal defense, civil litigation, family matters and labour disputes. Listings in national business and legal directories identify the practice as active in litigation, debt collection and general legal services.

Defensum adopts a case-focused service model that emphasises tailored legal strategies, active courtroom advocacy and practical solutions for pre-litigation recovery and negotiated settlements. The practice aims to provide clear communication, cost-conscious case management and focused representation through each procedural phase.

About Advokatų profesinė bendrija "Defensum"

Founded in 2020


Practice areas
Criminal Defense
Family
Employment & Labor
Business
Lawsuits & Disputes

Languages spoken
English

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Practice areas

Criminal Defense

Provides defence representation in pre-trial investigations and at all court instances, advising clients on criminal procedure, evidence strategy and rights protection. Services include drafting procedural motions, representing clients in interrogations and hearings, coordinating with experts where needed and pursuing mitigation or acquittal strategies tailored to each matter.
Arrests & Searches
Bail Bond Service
Criminal Litigation
Drug Crime
Drunk Driving
DUI & DWI
Juvenile Law
Sex Crime
Speeding & Traffic Ticket
White Collar Crime

Family

Handles divorce proceedings, child custody and visitation disputes, spousal and child maintenance claims and related inheritance issues. Services include negotiating and drafting separation agreements, representing clients in court on custody and maintenance matters and structuring enforceable settlement arrangements to reduce future conflict.
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

Employment & Labor

Advises employers and employees on employment contracts, dismissals, workplace discipline and compliance with labour law requirements. Represents clients in labour disputes and proceedings before employment and civil courts, prepares claims and defences, and negotiates severance arrangements and collective-employer matters where applicable.
Employment Rights
Hiring & Firing
Job Discrimination
Labor Law
Pension
Retirement
Sexual Harassment
Social Security
Wage & Hour
Wrongful Termination
Whistleblower & Qui Tam
Employment Benefits & Executive Compensation

Business

Delivers transactional and advisory support for commercial clients including contract drafting and review, dispute avoidance and debt recovery. Services focus on practical documentation, negotiation of commercial terms and assistance with enforcement of contractual rights to protect business interests and limit operational risk.
Accounting & Auditing
Communications & Media Law
Employer
Health Care
International
Legal Document
New Business Formation
Office Solutions
Tax
FDA Law

Lawsuits & Disputes

Litigates civil disputes including contract enforcement, insurance claims, inheritance conflicts and administrative law matters. The practice manages case strategy from claim drafting through evidence gathering and courtroom representation, and pursues settlement or enforcement options to achieve client objectives efficiently.
ADR Mediation & Arbitration
Appeal
Class Action
General Litigation
Ethics and Professional Responsibility
Commercial Litigation
Antitrust Litigation
Restructuring & Insolvency

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