Anastasios Antoniou

Practice Areas

Competition law; Technology, Media and Telecommunications; Intellectual Property; International Arbitration

Professional Memberships

Barrister (Inner Temple), England and Wales

Advocate (Cyprus)

Career

Anastasios A. Antoniou is a practising Barrister (Inner Temple) and Advocate (Cyprus). He heads the Competition, TMT and IP practice at Antoniou McCollum & Co.

Anastasios established his law practice in 2009, after practicing as an associate at a top tier law firm. He also served as the country law leader of a global firm. He joined partnership in Antoniou McCollum & Co. in 2017.

He is the Cypriot member of the European Competition Lawyers Forum and regularly authors books and articles on competition law and international law.

His practice is consistently recognized by the Legal 500, which ranks him as a leading individual in EU law and competition law. He is admitted to the Hall of Fame of the Legal 500 for competition law and EU law in Cyprus.

Publications

Cyprus: Reforming merger control towards a pragmatic and efficient framework — Concurrences N° 7-2025, Art. N° 126347 (July 9, 2025)

Antitrust and Competition Law Enhanced Merger Thresholds Monitor (Cyprus chapter) — Wolters Kluwer (March 22, 2025)

Competition Law in Cyprus (Co-authored with Achilles C. Emilianides) — Wolters Kluwer (August 7, 2021)

Cyprus ∙ Abuse of Dominance Enforcement on the Rise — European Competition and Regulatory Law Review (February 1, 2020)

International Trade and Commercial Transactions - Cyprus chapter — Sweet & Maxwell (May 1, 2019). Provides an overview of international trade and commercial transactions in key jurisdictions worldwide.

Bridging the divide between code and law in distributed ledger ecosystems — Oxford Business Law Blog (October 3, 2018). Discusses the collision course between blockchain and law, and the ongoing tension between centralized architecture and code.

Merger Control - Cyprus — The Merger Control Review (LBS) (September 1, 2018). An overview of the merger control process globally, recent decisions, strategic considerations, and upcoming developments.

Big data on the agenda — Competition Law Insight (June 12, 2018). Explores antitrust scrutiny surrounding the use of big data to enhance dominance and the algorithmic processing of big data in a collusive manner.

Oxford Competition Law — Oxford University Press (January 1, 2012). A suite of competition analysis linking key commentaries in EU competition law with national case reports and source material.

The Essential Facilities Doctrine Before European Community Courts: Ostracised or Expanded? — Cyprus and European Law Review IV(11) (June 1, 2010). Reviews ECJ case law and European Commission decisions, including the Microsoft case.

Increasing Rights Protection in the EU: the Charter of Fundamental Rights in Trajectory of Enforcement — 4 Hellenic Review of European Law 97 (January 1, 2009)

Industry Sector Expertise

Anastasios has extensive expertise in Technology, Telecommunications, Financial Services and Infrastructure.

Expert in these Jurisdictions

Barrister (Inner Temple), England and Wales

Advocate (Cyprus)

Languages Spoken

English, Greek, Spanish

Work Highlights

Technology: Anastasios advises global technology companies on their regulatory requirements in Cyprus with respect to artificial intelligence applications, the provision of digital services and the delivery of digital content. He also represents these companies in court, in complex litigation involving critical EU law and Cyprus law matters.

Telecommunications: Anastasios has acted in the largest telecommunications transactions in Cyprus, including handling the entire lifespan of the biggest network sharing deal between telecoms operators. He advises on highly complex, precedent-setting matters in electronic communications, including satellite communications.

Merger Control & Antitrust: Anastasios regularly represents major multinational corporations and global private equity funds in complex cases and filings before the Commission for the Protection of Competition in Cyprus.

Public Procurement and Infrastructure: Anastasios has advised clients on public procurement matters and infrastructure projects, ranging from the international airports of Cyprus to marine projects, amongst other large-scale public concessions.

Financial Services: Anastasios has acted for credit acquisition companies and credit institutions with respect to the sale of non-performing loans (NPLs) in the Cypriot market, as well as advising foreign banks on local banking matters, credit facilities, and financial regulatory compliance.

Education

Awards