LAWYER PROFILE
Themelis Zamparas

Themelis Zamparas

Europe 2026

Chambers ranking badge
Chambers ranking badge

Ranked in 1 practice area

Contributions and articles

1 In-depth overview

About

Provided by Dryllerakis Law Firm

Practice Areas

M&A, Corporate Law, Competition Law, Banking & Finance, Privatisations, Energy Law

Professional Memberships

Admitted to the New York State Bar Association (2017) and to the Athens Bar (2017).

Qualified to practice before Courts of Appeal of all jurisdictions.

Publications

Cross-Border Guide to Foreign Direct Investment

Greek Chapter

2026,

TerraLex

PLAKOULAS VASILEIOS, SERGAKI CLAIRE, ZAMPARAS THEMELIS

Lexology In-Depth: Public Competition Enforcement

Chapter Greece

2025,

DRYLLERAKIS EMMANUEL, ZAMPARAS THEMELIS

The Public Competition Enforcement Review

Chapter Greece

2024,

In-Depth (formerly The Law Reviews)

DRYLLERAKIS EMMANUEL, ZAMPARAS THEMELIS

GREECE: An Introduction

2024,

Chambers and Partners

CONSTANTINIDIS VASSILIS, DAMILAKI ANNA, DRYLLERAKIS EMMANUEL, ZAMPARAS THEMELIS

The Public Competition Enforcement Review

Chapter Greece

2023,

Law Business Research

DRYLLERAKIS EMMANUEL, ZAMPARAS THEMELIS

The Public Competition Enforcement Review

Chapter Greece

2023,

The Law Reviews

DRYLLERAKIS EMMANUEL, ZAMPARAS THEMELIS

The Public Competition Enforcement Review

Chapter Greece

2022,

Law Business Research

DRYLLERAKIS EMMANUEL, ZAMPARAS THEMELIS

Free Competition Law

2022,

Nomiki Bibliothiki

DRYLLERAKIS EMMANUEL, DRYLLERAKIS JOHN C., ZAMPARAS THEMELIS

The Public Competition Enforcement Review

Chapter Greece

2022,

The Law Reviews

DRYLLERAKIS EMMANUEL, ZAMPARAS THEMELIS

The Greek Leniency Program for horizontal cartels: Comparative approach and conclusions based on its (non)application to date (in Greek)

Law of Companies and Undertakings

2018,

Nomiki Bibliothiki

ZAMPARAS THEMELIS

The application of the ne bis in idem principle on the Hellenic Competition Commission’s decisions: Emphasis on the HCC’s “self-commitment” by commitment decisions pursuant to Regulation 1/2003(in Greek)

Theory and Practice of Administrative Law

2018,

Nomiki Bibliothiki

ZAMPARAS THEMELIS

Experience

Themelis is active in M&A and Corporate Law, assisting clients with M&A transactions (including due diligence), corporate governance and day-to-day commercial questions and contracts. He has advised clients in several high-profile deals, with a focus in the energy (RES, Oil & Gas), hospitality and food sectors, including with respect to financing issues.

Themelis also specializes in Competition Law, having previously worked both at the European Commission’s DG COMP (state aid) and the Hellenic Competition Commission. He has been involved in a number of major antitrust cases and privatizations with respect to their competition and regulatory aspects.

He is the author of a number of contributions and publications, focusing on antitrust regulation.

Education

New York University School of Law

LL.M. in Competition, Innovation and Information Law (Fulbright Scholar)

2016

National and Kapodistrian University of Athens Faculty of Law

LL.B.

2015

Awards

20 under 40 Business Law Greece

LAWYER | The Business Magazine

2024

Chambers Review

Provided by Chambers

Chambers European Guide

Competition/European Law - Greece

Up-and-coming Individual
Up and Coming

Individual Editorial

Themelis Zamparas enters the rankings on the back of notable praise from referees. He is particularly adept in assisting clients with the competition law compliance aspects of distribution agreements.

Strengths

Provided by Chambers

  • Themelis Zamparas is exceptionally collaborative, seamlessly integrating with our internal legal team and fostering open communication at every stage.

    Competition/European LawChambers European Guide
  • Themelis Zamparas stands out for his hands-on involvement and commitment to fully understanding our business context and commercial priorities, not just the legal framework.

    Competition/European LawChambers European Guide
  • His pragmatic and calm approach helps ensure the process remains efficient and constructive.

    Competition/European LawChambers European Guide
  • His responsiveness is truly remarkable, providing timely and insightful advice that keeps us well-informed and prepared. He provides comprehensive and effective legal support.

    Competition/European LawChambers European Guide

Ranked Individuals at Dryllerakis Law Firm (17)

Greece

All Contributions (1)

Provided by Dryllerakis Law Firm

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership