Rimantas Simaitis

Arbitration & Mediation

Competition Law Disputes

Corporate Disputes

Cross-Border Disputes and Enforcement

Data Protection & Technology, Media and Cryptocurrency Disputes

Energy & Utilities

Energy Law Disputes

Environmental Law Disputes

European Union Law Disputes

Insurance Disputes

Intellectual Property & Pharma Disputes

Internal Investigations

Other Civil and Commercial Disputes

Private Clients, Family Law and Inheritance Disputes

Product Liability and Consumer Protection

Public Administrative, Constitutional & Tax Disputes

Real Estate and Construction Disputes

Restructuring & Insolvency

Transport Disputes

White Collar Crime

Professor Dr Rimantas Simaitis is a Partner and Head of the Dispute Resolution Department, having over 20 years of experience in this field. His areas of expertise include litigation, alternative dispute resolution (negotiation, arbitration, mediation), penal law and procedure, energy law, and transport law. Professor Dr Simaitis holds a Doctor’s degree of Social Sciences (Law) from Vilnius University, Lithuania. He is a Professor at Vilnius University faculty of Law, recommended arbitrator at Vilnius Court of Commercial Arbitration. He has been, and remains, an active member and/or head of various working groups formed by the Ministry of Justice, the Judicial Council, the Parliament of Lithuania, and the Council of Europe.

Since 2008 Member of the Board and the Council of the Alumni Society of the Faculty of Law of Vilnius University, Chairman of the Board (2003-2008)

Since 2006 Member of the Lithuanian Bar Association

Baltic Disputes Market Overview 2025 (2026 - 02 - 19)

Clifford Chance: Unilateral Option Clauses Survey 2024 (2024 - 12 - 04)

Clifford Chance: Unilateral Option Clauses Survey 2021 (2021 - 02 - 18)

A New Wave of Mediation in Lithuania – What Does it Mean for Lawyers (2020 - 04 - 30)

COVID-19 in Lithuania: Does it already qualify as an event of force majeure? (2020 - 03 - 16)

Exploiting Electronisation Potential to Speed Up the Lithuanian Civil Process (2014 - 03 - 10)

Restorative Justice perspectives in Lithuania (2014 - 02 - 10)o Speed Up the Lithuanian Civil Process

Dispute resolution – Leading partners, The Legal 500 2026

Dispute Resolution – Band 2, Chambers Global 2026

Dispute Resolution – Band 2, Chambers Europe 2026

Dispute Resolution – Band 2, Chambers Global 2025

Dispute Resolution – Band 2, Chambers Europe 2025

Dispute resolution – Leading partners, The Legal 500 2025

Dispute Resolution – Band 2, Chambers Global 2023

Dispute Resolution – Band 2, Chambers Europe 2023

Dispute resolution – Next generation partners, The Legal 500 2022

Successfully defended client interests in an unfair competition case

2026 - 03 - 13

Supreme Administrative Court of Lithuania allows bilingual information signs in the EU languages

2024 - 12 - 19

The interests of former Utena District Mayor A. Katinas were upheld in dispute with the State

2024 - 03 - 07

Congratulations to our client for winning a dispute against their customer

2023 - 11 - 30

Landmark case closed after almost 14 years: COBALT succesfully defends airBaltic and Riga International Airport against flyLAL

2022 - 06 - 20

COBALT successfully represented the Client in a landmark case regarding the right to include non-Lithuanian diacritical marks in the surname

2021 - 10 - 13

COBALT obtains an award of more than EUR 4.8 million in damages for its clients

2015 - 01 - 14

Recommended arbitrator of Vilnius Court of Commercial Arbitration

2006

Faculty of Law, Vilnius University, PhD

2006

Faculty of Law, Vilnius University, Master’s degree in Law

2000