Our people


combine a unique experience in dealing with the Greek regulatory authorities & courts as well as with the EU institutions.

In particular, we have represented a variety of clients (including corporations, trade associations and the Hellenic Republic) before Independent Authorities, such as the Hellenic Competition Commission, Greek administrative and civil courts as well as various Directorates of the European Commission (DG COMP, MARKT, COMM, ENER).

Besides contentious matters, we have advised corporations on Greek and EC merger control rules and have filed transactions of Greek and EU dimension respectively.

The team


contributes constantly to the development and better understanding of competition law, as well as other areas of the law such as unfair trade practices, public procurement and commercial law, with publications and speaking engagements in Greek and international fora.

  • Dimitris N. Tzouganatos

    PARTNER

    Professor of Law at the University of Athens and Member of the Bar of Athens. 

    Graduate of the Universities of Athens (LL.B., 1976), Tuebingen/Germany (Dr. iur., 1982) and Michigan (LL.M., 1985).  Between June 1995 and March 1999, he was Member and between October 2000 and October 2003 Chairman of the Hellenic Competition Commission (National Competition Authority). From October 2003 to July 2004 he served as Chief Legal Counsel and from July 2004 until June 2006 as General Director of Regulatory Affairs of the Hellenic Telecommunications Organization (OTE) Group. From July 2006 to January 2008 he held the position of Chief Legal Counsel of EFG Eurobank.

    He is currently Member of the Legal Council of the Bank of Greece (Central Bank). He is also Member of the Advisory Board of the Greek Law Reviews “Business & Company Law” (DEE), “Media & Electronic Communications Law Review” (DiMEE) and “Commercial Law Review” (EEmpD).

    He has published books and articles on Competition Law, Unfair Trade Practices, Trademarks, Corporate and Consumer Protection Law in Greek English and German.

    Prof. Tzouganatos has served as member or Chairman of several Arbitral Tribunals (in ICC-, DIS-, VIAC- as well as in domestic Arbitrations).

  • Nikos S. Kosmidis

    PARTNER

    Nikos Kosmidis graduated from the School of Law of the University of Athens (1998) and holds LL.M degrees in Commercial Law from the School of Law of the University of Athens (1999) and the School of Law of King’s College London (2000). PhD Candidate at the School of Law of the University of Athens. Member of the Athens Bar Association. Senior Associate in the law office of “Pamboukis and Partners” (2003-2004). Partner in the law office of “Tzouganatos and Partners” (2005-today).

    He is specialized in the fields of Competition Law, European Law, Commercial Law, Energy and Public Procurement Law. Nikos has extensive advisory and litigation experience, having represented numerous clients before the European, the Cypriot and the Greek Competition Commission and also before the Greek Civil and Administrative Courts.

    He has published a monograph and various articles in the fields of Competition, Public Procurement and European law and has delivered speeches in conferences and seminars. Nikos has been a member of the Single Independent Public Procurement Authority (2012-2013).

    Languages: English, German (working level), Greek (mother tongue)

  • Katerina Paneri

    PARTNER

    Katerina Paneri is a graduate of the National and Kapodistrian University of Athens Law School and a member of the Athens bar Association. She specializes in company law, unfair trade practices, commercial contracts and company law. She has extensively dealt with legal issues of multinational enterprises.

    Languages: English, French (working level), Greek (mother tongue)

  • Anastasia Stavropoulou

    SENIOR ASSOCIATE

    Anastasia Stavropoulou obtained her Law Diploma and an LL.M degree in Commercial Law from the School of Law of the University of Athens (2011 and 2016 respectively). She is admitted in the Athens Bar Association. Her fields of specialization include Competition, Energy and Commercial Law, Litigation and Dispute Resolution. She has published articles and a monograph in the fields of Competition, Capital Markets and Intellectual Property Law.

    Languages: English, French (working level), Greek (mother tongue)

  • Dimitra Mougkasi

    ASSOCIATE

    Dimitra Mougkasi obtained her law degree from University of Athens Law School (2017). Furthermore, she holds an LL.M degree in Public International Law from University of Athens Law School (2019) and she is admitted in the Athens Bar Association. Her main fields of specialization include corporate, administrative, European competition and public international law. Dimitra also holds a Bachelor’s degree in Communication and Media Studies from Panteion University of Social and Political Sciences (2008).

    Languages: English, French, Italian, Greek (mother tongue)

  • Eleni Giannakopoulou

    TRAINEE LAWYER

    Eleni Giannakopoulou obtained her law degree from the School of Law of the University of Athens (2019). She currently pursues an LL.M on Public Law offered by the School of Law of the University of Athens, while she performs the tasks of the Editor in Chief of the Legal Journal "Applications of Public Law".

    Languages: English, French, Greek (mother tongue)
     

  • Thanasis Ioannou

    TRAINEE LAWYER

    Thanasis Ioannou obtained his law degree from the School of Law of the University of Athens (2020). Furthermore, he holds a Bachelor's degree in Political Science and Public Administration from University of Athens (2016).

    Languages: English, German, Greek (mother tongue)
     

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Terms of Use

D.N. Tzouganatos & Partners law firm (hereinafter the “Law Firm”) is a partnership of attorneys regulated by Presidential Decree 81/2005 and Law 4194/2013, as currently in force, with its registered seat at 32 Sina Street, Athens 106 72, Greece. By entering and using the Website under the domain name tzouganatoslaw.gr (hereinafter the “Website”), you agree to the present terms as may be amended from time to time.  Please check the terms periodically to inform yourself of any changes.

1. Content of the Website & Liability

1.1. The information that the Website contains is not designed to provide legal or other advice and do not create an attorney-client relationship between the reader and the Law Firm. You should not take action based on its content, which is provided for general information purposes only. Publications and case studies do not guarantee a similar outcome in future representation. The law firm accepts no responsibility for any loss or damage (direct, indirect or consequential) that may result from accessing or reliance on content published on the Website and disclaim, to the fullest extent permitted by applicable law, any and all liability with respect to acts or omissions made by clients or readers on the basis of content on the Website.

1.2. The Content of the Website is likely to include inaccuracies or typographical errors. Furthermore, we do not guarantee that the Website will operate uninterrupted or error-free, that defects will be periodically corrected or that it is compatible with your computer, hardware and software, that the Website will be secure, that the errors will be fixed, that the server providing the Website is free of viruses or any other malware.

2. Copyright & Trademarks

2.1. The Website and all of its content (text, design, logos etc) are property of the Law Firm and are protected under Greek Intellectual Property Act as in force (L. 2121/1993) and international copyright conventions. You may download, print or make copies of the pages, content, publications and materials in this website for your own personal use, as long as each copy made is complete and acknowledges the Law Firm as its source. 

2.2. The Law Firm permits users to make copies (electronic or hard copies) of the publications in this site for their own personal use, provided that the source and author are acknowledged and no changes to the content are made. Nothing in these publications shall be considered as legal advice.

2.3. “D.N. Tzouganatos & Partners”, “Δ.Ν. ΤΖΟΥΓΑΝΑΤΟΣ & ΣΥΝΕΡΓΑΤΕΣ” and the logos of the Website constitute trademarks of the firm, with all the legal consequences that the term entails. Unauthorized use of any trademark or logo is prohibited, and may be a violation of applicable trademark laws. 

3. Hyperlinks

3.1. You must not link to the Website without a written agreement between you and the Law Firm authorizing you to do so.

3.2. The Law firm is not responsible for the contents or safety of the linked websites, the information displayed there, or any changes or updates to such websites. Maps used on our website are published by Google, and sourced under an open license. 

4. Other provisions

These Terms of Use, and any dispute arising from them and your use of the Website, are governed and interpreted by the laws of Greece and will be subject to the exclusive jurisdiction of the Greek Courts.

Privacy Policy

For the purposes of applicable data protection law (in particular, the General Data Protection Regulation (EU) 2016/679 - the “GDPR”), your data will be controlled by D.N. Tzouganatos & Partners law firm (Law partnership with registered seat in Greece at Sina 32 Str, Athens Bar Association Number 80203)

D.N. Tzouganatos & Partners law firm is committed to ensuring that the privacy of its website visitors is protected. Please read the following policy to understand how we collect and use the information and personal data you give to the firm, when you use its website, and the rights you have in relation to this data.

Note that D.N. Tzouganatos & Partners law firm reserves the right to amend and update this policy from time to time, so please check this page periodically.

1. Which personal data are collected and processed about you?

Personal data is information about an identified or identifiable individual, as defined by applicable law. You are not required to register or provide us with any of your personal data to access any area of this website. However, when you contact us by email or other means, we are going to collect your data (personal details and contact information), so that we can respond to your requests and send you our emails. The main categories of data collected are: your name, the name of your firm/company, email address, phone number and the content of the message you send with your request. When you send us a message via the Website’s contact form, the content of your message and our answer will be collected.

We also use strictly necessary cookies. For more information, please check our .

2. How we use your personal data and for which purposes?

We use the personal data we collect about you for the purposes mentioned below:

  • Responding to your requests
  • Protect legal rights and prevent misuse

More specifically, our website gives you the possibility to contact us by sending an email, or contacting us by phone. If you contact us for any matter, we will process the information you provide us, in order to contact you and handle any message, request, information that you have submitted. The personal data that we will process for that purpose are your name, surname, contact details provided by you and the content of the message that you sent to us. In that case, the legal basis for processing your personal data will be the handling of your request and our overriding legitimate business interest to properly communicate with you. Any personal data that you have provided us when you contact us for submitting a message, request, information or query will be stored in our files until we can properly handle the relevant request.

3. Who are the recipients of your data and how we secure your personal data?

We have established appropriate physical, electronic and managerial procedures to safeguard and secure information we collect via this Website.  We are committed to maintaining the highest technical and organisational measures to protect the integrity, confidentiality and availability of personal data and to keep your data secure against unauthorized access, misuse, disclosure, unlawful destruction or loss.

We do not sell, trade, or otherwise transfer to outside parties your personally identifiable information. This does not include trusted third parties who assist us in operating our website, conducting our business, or servicing you, including IT entities and advertising agencies who act on behalf and under the instructions of our firm, so long as those parties agree to keep this information confidential and are bound to comply with all necessary technical and organisational measures for the protection of your personal data.

4. Retention of your personal data

We retain personal data for the period of time necessary to fulfill the purposes, that it was collected for, as outlined in this Privacy Policy.

5. Your rights

Under applicable European Data Protection Law, notably the General Data Protection Regulation (“GDPR”), you have a number of rights with regard to your personal data. Those rights are as follows:

  • Right to Access: You have the right to request a copy of all data we hold for you, as well as information about how we use it. Before disclosing any personal data to you, we may request verification of your identity.
  • Right to Rectification or Deletion of Personal Information: If you think that the personal information we hold on you is incorrect, inaccurate, incomplete or outdated, you may request the revision or correction of that information. If it is determined that personal information is inaccurate, incomplete or outdated, we will revise it.
  • Right of Withdrawal of Consent: To the extent that processing requires your consent, you may withdraw that consent at any time. However, the withdrawal of your consent will not affect the lawfulness of processing based on consent before its withdrawal.
  • Right of Objection or Limitation to Processing: You have the right to restrict the processing of your personal data by us, as well as to object to the use of your personal data for any of the above mentioned purposes. 
  • Right to Data Portability: You have the right to receive the personal data that we keep for you in a structured, commonly used and machine-readable format and to have them transmitted to another company suggested by you without hindrance from our firm.

In case you wish to exercise any of the above rights or you need any answer or clarification in relation to this policy, please send us an email at info@tzouganatoslaw.gr

Additionally, in case you consider that we violate the applicable data protection laws when processing your personal data, you have the right to lodge a complaint with the Hellenic Data Protection Authority (Kifisias Avenue 1-3, Athens, 115 23, phone +30 210 6475600, mail: contact@dpa.gr).

Cookie Policy

Τhis Cookie Policy applies to the use of cookies during the browsing of the website under the domain name tzouganatoslaw.gr (hereinafter the “Website”), which is owned by the law firm D.N. Tzouganatos & Partners. Please read the following carefully, in order to be informed about the cookies that we use, as well as for your rights regarding the information and data collected during your visit at the Website.

Cookies Definition:

According to the Hellenic Data Protection Authority “cookies” are small text files which include information, that a website (specifically its web server) stores on a user’s devise (computer, mobile etc), so that every time the user logs on to the website, the latter retrieves the aforementioned information (actions and preferences) and offers to the user relevant and customized services. A typical example of such information is the user’s preferences on a web page, as they derive by the choices that the user makes while browsing (selection of buttons, searches, advertisements and other types of actions).

In no case do cookies contain information that will allow anyone to reach or communicate with the visitor of the Website, as well as they do not provide access to documents or files of your computer.

The type of Cookies that we use:

The Cookies and other tracking technologies that we use for the operation of the Website are divided into the following categories:

Strictly Necessary Cookies:
Cookie Name/Type & Category Description & Duration Purpose & Legal Basis

laravel_session

First party Session cookie

Used to create a session ID for the user, so that the system itself can identify you as a unique and individual user, distinct from anyone else looking at the website.

Duration: Τhe time that spans each different visit of the user. It is automatically deleted as soon as you exit the browser.

The effective operation of the Website. This Cookie does not contain information that could lead to the identification of the user.

XSRF – TOKEN

Technical Session cookie

Used to enhance security of our Services and prevent repeated attempts as intrusions of our Services.

Duration: Τhe time that spans each different visit of the user. It is automatically deleted as soon as you exit the browser.

The secure and effective operation of the Website.

showCookiesMsg

First party Technical cookie

Used for the storage of visitor’s cookie consent state for the Website.

Duration: 1 month

The lawful operation of the Website, in order to be able to obtain the consent of users regarding the use of cookies and to install, or not, the appropriate text files. It does not contain information that could lead to the identification of the user.

How to control cookies and your rights:

Τhe Website uses only strictly necessary cookies. We clarify at this point that in accordance to article 4 par. 5 L. 3471/2006, as in force after its amendment by L. 4070/2012, the control of visitors over the cookies of a Website consists in the consent only for the optional cookies and not for strictly necessary ones, which are technically necessary for the operation of the Website and are excluded.

You have - under the provisions of the General Data Protection Regulation - the right to access your data, the right to rectify or erase your data, the right to transmit your data, the right to restrict or object to the processing of your personal data. For more information, please check also our . In case you wish to exercise any of the above rights or you need any answer or clarification in relation to this policy, please send us an email at info@tzouganatoslaw.gr. Additionally, in case you consider that we violate the applicable data protection laws when processing your personal data, you have the right to lodge a complaint with the Hellenic Data Protection Authority (Kifisias Avenue 1-3, Athens, 115 23, phone +30 210 6475600, mail: contact@dpa.gr).

Last but not least, if you wish to disable and/or clear the cookies on your device, please follow the detailed instructions on the links below (depending on the browser you are using):

* The law firm D.N. Tzouganatos & Partners reserves the right to amend and update this policy from time to time, so please visit this page periodically.