LAWYER PROFILE

Triinu Järviste

Europe 2026

TEGOS

Ranked in 1 practice area

Competition/Antitrust

Estonia

13 years ranked

About

Provided by TEGOS

Practice Areas

Competition & Antitrust / State Aid / European Union Regulatory / Dispute Resolution / ESG Advisory & Compliance / Oil & Gas / Renewables / Utilities / Criminal Investigations / Fraud & Financial Crime Compliance

Triinu Järviste is a leading competition law specialist, advising clients on all aspects of competition law, including criminal proceedings, merger control, and competition law claims in civil courts.

Triinu has significant experience in state aid matters, representing both grantors and recipients in proceedings before the European Commission and national courts. She has helped several public entities navigate state aid audits and ensure compliance.

With deep expertise in regulatory sectors such as electricity, gas, post, water management, electronic communications, and transport, Triinu advises clients on issues including price regulation, renewable energy support systems, and network-related matters.

She is a member of the Competition Law Committee of the Estonian Bar Association and lectures on competition law offences at the University of Tartu.

Career

Since 2025

Partner, law firm TEGOS (formerly TGS Baltic)

2023-2025

Associate Partner, law firm TGS Baltic

2021-2023

Counsel, law firm TGS Baltic

2017–2021

Senior Associate, law firm TGS Baltic

2014–2017

Senior Associate, law firm Varul

Since 2012

Competition Crimes Lecturer, University of Tartu, Estonia

2012–2014

Associate, law firm Varul

2011–2012

Lawyer, law firm Varul

2010

Intern, Estonian Competition Authority

2009

Intern, law firm Luiga Mody Hääl Borenius

2008

Intern, law firm Lawin Lepik ja Luhaäär

2008

Intern, law firm Luiga Mody Hääl Borenius

Professional Memberships

2015 Competition Law Commission of Estonian Bar Assocation

2012 Estonian Bar Association

2010 Estonian Moot Court Society

Publications

https://tegos.legal/publications/estonias-shifting-energy-policies-challenges-and-opportunities-in-q1-2025/

https://tegos.legal/publications/estonias-renewable-energy-and-climate-initiatives-energy-sector-updates-for-q4-2024/

Chambers Review

Provided by Chambers

Chambers European Guide

Competition/Antitrust - Estonia

Band 2

Individual Editorial

Triinu Järviste often assists clients with merger clearance notifications and contentious state aid matters. She has further experience representing clients in competition law compliance mandates relating to pricing and distribution strategies.

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Strengths

Provided by Chambers

She has high knowledge, but at the same time she knows how to explain complex legal issues in simple language.
Competition/AntitrustChambers European Guide
Triinu Järviste is undoubtedly an expert in her field who is familiar with both our area of activity and competition law more broadly.
Competition/AntitrustChambers European Guide
What distinguishes Triinu Järviste is her exceptional depth of knowledge, her active engagement with the latest legal developments and her commitment to sharing that knowledge.
Competition/AntitrustChambers European Guide
She knows our business well and always treats our problems as her own, taking a proactive approach to solving them.
Competition/AntitrustChambers European Guide
We particularly value her out-of-the-box thinking on matters.
Competition/AntitrustChambers European Guide