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Brian Raphel Partner

New York

Brian is a trial lawyer who specializes in preparing complex cases for trial in an efficient and effective manner. He has prepared dozens of cases for trial in venues across the country in matters involving products liability, shareholder litigation, white collar criminal litigation, and bankruptcy proceedings, many of which have resulted in significant victories before or during the trial. He also is an experienced manager, having led large teams of attorneys and other legal professionals to conduct trials, internal investigations, and e-discovery efforts. Clients have praised Brian for his dedication to the work, substantive excellence, and responsiveness.

427390

Practice:

  • Private Equity
  • Fintech
  • Technology & Innovation
  • Technology Companies Group
  • Funds

Kenneth Rasamny Of Counsel

Orange County; Santa Monica

Ken guides asset managers and investors on a variety of formation, operational and regulatory matters regarding private funds, including venture capital funds, private equity and debt funds, hedge funds, co-investments and other alternative businesses in the United States and internationally.

453876

Practice:

  • FDA & Healthcare Regulatory
  • Life Sciences & HealthTech
  • Strategic Advisory & Government Enforcement (SAGE)
  • Technology Companies Group
  • Technology & Innovation

Georgia C. Ravitz Partner

Washington, D.C.

Georgia also has extensive experience in assisting clients with product recalls, crisis management and government enforcement. Her practice in this sector includes assisting manufacturers, distributors, retailers and importers on all types of FDA regulated products including pharmaceuticals, medical devices and software, wearables, health and wellness products, cosmetics, cell and plant based foods, conventional foods, ag tech, compounded drugs, and dietary supplements.

Georgia’s deep experience and ability to provide practical guidance in FDA and FDA-adjacent regulatory matters allows her to work closely with innovative companies looking to minimize regulatory burdens and maximize U.S. marketing opportunities in the life science and health tech industry verticals. She also conducts regulatory due diligence for private equity and public company transactions involving life science, medtech and innovative companies.

Georgia is a frequent speaker at conferences and events who contributes regularly to leading trade and consumer media outlets.

Practice:

  • Antitrust and Competition
  • Mergers & Acquisitions
  • Contentieux complexes & Résolution des litiges
  • Class Action Defense
  • Conformité & Règlementation
  • Strategic Advisory & Government Enforcement (SAGE)

Amy W Ray Partner

Washington, D.C.

Amy currently represents non-parties in multiple competition enforcement actions pending in federal district court, including in: U.S. v. Google, Colorado v. Google as well as FTC v. Facebook. A Fellow of the Litigation Counsel of America, she was also featured as one of Global Competition Review’s “40 Under 40 – Class of 2016” antitrust lawyers.

Among her notable transactional representations are matters at the intersection of antitrust and technology, such as her key role in Microsoft's acquisitions of LinkedIn and Skype.

Amy regularly advises both on strategic transactions as well as the Hart-Scott-Rodino Act. Additionally, she counsels on substantive antitrust issues that may arise in commercial relationships and compliance, such as vertical pricing and distribution.

The Legal 500 US 2020 rankings recently recognized Amy both for merger control and cartel investigations with a client testimonial:

“Amy Ray stands out as someone who has worked hard to understand our business and routinely brings her considerable experience and expertise to bear on important issues for us, always with a client-service focus. A true partner.”

Her pro bono matters include a case for which the Washington Lawyers' Committee for Civil Rights and Urban Affairs recognized her team for its contribution to fair housing litigation. She also served for several years on the prestigious U.S. National Women's Law Center Leadership Advisory Committee.

Amy was an inaugural board member of the Law360 Competition Editorial Advisory Board and continues in that role today.

Practice:

  • Propriété intellectuelle
  • Trademark, Copyright & Media

Seth Reagan Senior Intellectual Property Attorney

Sacramento

Clients facing complex branding decisions or allegations of IP infringement rely on Seth for his innovative counsel and strategic thinking. With a robust background in both litigation and IP prosecution, Seth not only understands when and how to pursue an aggressive enforcement strategy but also empowers his clients by clearly explaining their options and guiding them toward the most effective solutions.

Over the past decade, Seth has successfully secured registrations and resolved trademark and copyright disputes for a diverse array of clients in industries such as aerospace, entertainment, gaming, software, technology, digital media, artificial intelligence, and retail. He has represented clients before the U.S. Patent and Trademark Office, in federal court, and in state court. Additionally, Seth has authored numerous widely-read articles and newsletters on a variety of legal topics, including intellectual property and sports law.

Seth is named in the 2024 and 2025 editions of the Best Lawyers: Ones to Watch® in America for his exceptional work in Intellectual Property Law.

Before embarking on his legal career, Seth served as an officer in the U.S. Air Force and as an agroforestry volunteer in El Salvador with the U.S. Peace Corps.

Practice:

  • Mergers & Acquisitions
  • Technology Companies Group

Ginevra Rebecchini Senior Associate

Milan

Based in the Milan office, she advises both investors and companies (including startups and scale-ups) on structuring and executing transactions across a wide range of industries, with a particular emphasis on the technology and innovation sectors.

Thanks to her broad experience and strong technical skills, Ginevra supports clients throughout the entire corporate lifecycle, providing strategic guidance on both domestic and cross-border matters.

She has significant experience advising on financing rounds for early to late-stage technology companies, as well as on private equity investments and growth capital transactions. Her work spans sectors such as digital health, artificial intelligence, agritech, enterprise software, and consumer tech.

She regularly advises institutional investors and high-growth companies in structuring deals and navigating complex regulatory and governance issues in Italy and internationally.

Ginevra also counsels clients on M&A transactions, including acquisitions of strategic assets and controlling interests in high-growth businesses. Her experience includes deals across various sectors, including insurance, mobility, and SaaS, often involving dynamic, tech-driven targets and cross-border elements.

Practice:

  • Mergers & Acquisitions
  • Private Equity
  • Technology & Innovation
  • Gouvernance d'entreprise
  • Technology Companies Group

Leah Recht Partner

San Francisco

Her experience includes structuring and negotiating various strategic and leveraged acquisitions of public and private targets, divestitures, carveouts, mergers and acquisitions, equity and debt financings, minority and growth investments, restructurings, employment and executive compensation, corporate governance and other general corporate counseling matters.

She advises clients across a wide range of industries, including tech, AI, software, fintech, mobility tech, women’s health, life sciences and healthtech, insurance, consumer and retail, consulting services, education, manufacturing and transportation.

Leah also serves on the Board of Directors for National Brain Tumor Society (NBTS), a leader in brain tumor patient advocacy, research, information, and support.

463167

Practice:

  • Restructuring
  • Real Estate
  • Securities Litigation
  • UK

Prav Reddy Partner

Londres

Prav is experienced in cross-border and international insolvency, guiding clients through complex bankruptcy challenges. He understands the unique needs of banks in enforcement work, particularly in Law of Property Act (LPA) receiverships. Beyond corporate matters, he specialises in personal insolvency, with a strong focus on asset recovery and resolving disputes relating to trusts and beneficial interests.

431475

Practice:

  • White Collar, Investigations, Securities Litigation & Compliance
  • Strategic Advisory & Government Enforcement (SAGE)

Christopher Regan Partner

Washington, D.C.

Chris has represented numerous individual defendants in parallel proceedings involving the Department of Justice (DOJ), the SEC and state attorneys general investigations, as well as administrative and/or regulatory enforcement litigation with agencies such as the Federal Housing Finance Agency (FHFA), Federal Deposit Insurance Corporation (FDIC), the Federal Reserve and the Office of the Comptroller of the Currency (OCC).

His broad range of experience includes conducting internal investigations and the defense of criminal and/or grand jury investigations involving accounting fraud, disclosure issues, internal controls and corporate governance, tax fraud, Foreign Corrupt Practices Act (FCPA) violations, antitrust violations, mail and wire fraud, theft of trade secrets and a wide array of environmental crimes. He has been involved in all aspects of the SEC’s enforcement program including the Wells process and the emerging issues surrounding the agency’s whistleblower programs and employee protections thereunder.

His environmental practice ranges from conducting internal investigations to trial defense, with a strong focus on the unique suspension and debarment issues that arise under the Environmental Protection Agency's (EPA) program. In addition to his civil and criminal enforcement experience, Chris is proficient with lender liability issues, environmental due diligence, toxic tort ligation, superfund cost recovery and contribution actions and compliance planning for environmental health and safety issues.

Chris is recognized in Chambers as a Recognized Practitioner in D.C. White Collar Crime & Government Investigations, in Legal 500 for Corporate Investigations and White Collar Criminal Defense, and Best Lawyers in America in the fields of Criminal Defense: White-Collar, Corporate Governance Law, Corporate Compliance Law, and Litigation - Securities.

Prior to joining Orrick, Chris was a partner at Buckley LLP.

445744

Practice:

  • Energy & Infrastructure
  • Africa

Lek Regjepaj Associate

Paris

Lek Regjepaj intervient en matière de contrats publics, notamment de concessions et de partenariats public-privé sur des projets de grande envergure (aéroportuaire, portuaire, autoroutier, bâtimentaire, télécommunications). À ce titre, il assiste les groupements candidats à l'attribution de ces contrats, depuis la phase de l'offre jusqu'aux étapes ultérieures, incluant la passation des contrats, leur exécution et, le cas échéant, la gestion des litiges.

Il a notamment conseillé le groupement attributaire de la concession pour l'exploitation de l'aéroport de Beauvais-Tillé, ainsi qu'un groupement candidat dans le cadre de l’attribution d’un projet de partenariat public-privé portant sur le financement, la conception, la construction, la maintenance et l’exploitation du nouveau siège du Grand Port Maritime de Marseille.

Dans le domaine des énergies renouvelables, Lek Regjepaj intervient aux côtés de l'État (Ministère chargé de l’énergie, Direction générale de l'Énergie et du Climat) sur les procédures de mise en concurrence pour la réalisation de parcs éoliens en mer, qu’ils soient posés ou flottants.

Il accompagne également des opérateurs, sponsors et prêteurs dans la réalisation de projets ou lors d'opérations de fusion-acquisition portant sur des actifs éoliens et solaires, et les conseille dans des secteurs innovants tels que la biomasse, la géothermie et les carburants durables.

Lek Regjepaj a également contribué à la révision des modalités de contractualisation des subventions publiques destinées à la géothermie profonde, pour le compte d'entités publiques et parapubliques.

Sa pratique couvre par ailleurs tous les aspects réglementaires des activités, qu'elles soient régulées ou non. Il a conseillé des opérateurs de télécommunications, qu'ils soient de gros ou de détail, ainsi que des groupes industriels, sur les règles qui leur sont applicables.

Lek Regjepaj intervient en outre en contentieux dans ces secteurs.

Avant de rejoindre Orrick, Lek a développé une expertise en grands projets d'infrastructures maritimes, portuaires et ferroviaires internationaux, grâce à son expérience au sein d'une société de logistique internationale détenant 22 concessions à travers le monde.

Practice:

  • Financial & Fintech Advisory
  • Strategic Advisory & Government Enforcement (SAGE)
  • Fintech
  • Cyber, Privacy & Data Innovation
  • Mergers & Acquisitions
  • Blockchain & Digital Assets
  • Japan
  • China

Nathaniel Reisenburg Managing Associate

New York

Nathaniel counsels banks, blockchain exchanges, cryptocurrency issuers, financial institutions, technology companies, money transmitters, online gaming platforms, payment processors, and private equity firms. His practice includes services related to anti-money laundering, data collection and processing, internal investigations and risks assessments, money transmitter licensing, blockchain token offerings, mergers and acquisitions, money transmitter licensing, venture capital financing activities, and general corporate matters.

Following law school, Nathaniel co-founded a legaltech company in Japan, and developed the initial machine learning models and a front end used for an initial product offering. Nathaniel has since leveraged his development experience to communicate with and advise blockchain and machine learning ventures. In addition, Nathaniel has also lectured at Peking University in China, teaching constitutional law and an introductory class on U.S. legal principles, giving Nathaniel a unique perspective into the Chinese market.

Prior to joining Orrick’s New York office, he was an associate at the firm's Tokyo office. In addition, prior to law school, Nathaniel served for four years in the Canadian Army as an enlisted soldier tasked to conduct armored reconnaissance.