Lawdragon has recognized 19 Deneys lawyers in its 2025 “500 Leading Global Antitrust and Competition Lawyers guide. The inaugural guide honors the leading antitrust and competition lawyers in transactions, litigation and regulatory matters.
Honorees are vetted through Lawdragon’s comprehensive selection process, which includes nominations, journalistic research and peer-vetting. Founded in 2005, Lawdragon is a legal media company focused on news and editorial features.
Deneys’s global antitrust and competition practice, which boasts more than 150 lawyers across 20 countries, advises on all aspects of antitrust law, including multinational mergers and clearances, cartels, abuse of dominance, international investigations, compliance and litigation. Led by Robin Adelstein (New York and Washington, DC), the practice is recognized on the Global Competition Review’s 2025 Global Elite list as one of the top 10 firms in the world for antitrust and competition law.
| Lawyer | Office |
| Robin Adelstein | New York |
| Neely Agin | Washington, DC |
| Darryl Anderson | Houston |
| Claire Forster | Sydney |
| Ian Giles | London |
| Marta Giner Asins | Paris |
| Chris Hersh | Toronto |
| Layne Kruse | Houston |
| Eric Lefebvre | Montréal |
| Carlos Rainer | Houston |
| Andrew Riordan | Melbourne |
| Mark Robertson | New York |
| Alexandra Rogers | Brussels |
| Martyn Taylor | Sydney |
| Caroline Thomas | London |
| Eliot Turner | Houston |
| Marianne Wagener | Cape Town |
| Marc Waha | Hong Kong |
| Geraldine Young | Houston |
Marianne Wagener named in Lawdragon’s inaugural antitrust guide
Lawdragon has recognised Marianne Wagener of Deneys in its 2025 “500 Leading Global Antitrust and Competition Lawyers” guide. The inaugural guide honours leading antitrust and competition lawyers across transactions, litigation and regulatory matters.
Honourees are selected through Lawdragon’s established vetting process, which includes nominations, independent journalistic research and peer review. Founded in 2005, Lawdragon is a legal media company known for its editorial coverage of the legal profession.
Marianne’s inclusion reflects her standing in the South African competition law market and the strength of Deneys’ antitrust and competition practice. Her work spans complex merger control matters, competition investigations and strategic advisory mandates within South Africa’s evolving regulatory landscape.
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