LAWYER PROFILE

Tomaž Ilešič

Europe 2026

Rojs, Peljhan, Prelesnik & partnerji, o.p., d.o.o.

Ranked in 1 practice area

Competition/Antitrust

Slovenia

18 years ranked

About

Provided by Rojs, Peljhan, Prelesnik & partnerji, o.p., d.o.o.

Practice Areas

Tomaž Ilešič joined Rojs, Peljhan, Prelesnik & partners in 2001 after obtaining his Master of Arts degree in European Studies at the College of Europe and completing his traineeship at the Higher Court of Ljubljana.

Tomaž has considerable experience in competition law and has advised on several major corporate transactions undertaken by the firm. He has led defensive teams in several attention-grabbing competition cases in front of the national competition authority and the European Commission. He has developed a broad base of expertise through working with a number of major pharmaceutical companies and is the Slovenian “go-to” lawyer for any pharmaceutical matters. He provides advice regarding a full range of regulatory matters and focuses on advising and representing clients in front of regulatory authorities as well as in litigation proceedings.

Chambers Review

Provided by Chambers

Chambers European Guide

Competition/Antitrust - Slovenia

Band 2

Individual Editorial

Tomaž Ilešič's broad practice covers all aspects of competition law, including state aid disputes, abuse of dominance investigations and gun-jumping allegations.

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Strengths

Provided by Chambers

He was able to navigate our case effectively and in a very short timeframe and was also very resourceful in helping us obtain the required legal assistance for several different jurisdictions.
Competition/AntitrustChambers European Guide
He demonstrated strong and wide-ranging knowledge and understanding of legal issues presented by us despite those being rather situation specific.
Competition/AntitrustChambers European Guide