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452945

Practice:

  • International Arbitration & Dispute Resolution
  • 複雑な訴訟および紛争処理

Ramona Sorgenfrei マネージング・アソシエイト

デュッセルドルフ

She has experience in telecommunications licensing disputes and litigating FRAND objections and D&O disputes, as well as in disputes under the UN Convention on Contracts for the International Sale of Goods.

In addition to experience in arbitration proceedings under the rules of the ICC, LCIA, UNCITRAL VIAC and the Hungarian Chamber of Commerce (ACHCCI), Ramona acts as administrative secretary in DIS arbitrations. 

She is a lecturer in arbitration and international commercial law at the University of Bayreuth where she also coaches the university's team in the Willem C. Vis Moot. Further to her legal studies, Ramona has also completed a university degree in economics.

During her education, she worked in US firms in Germany and Paris, where she deepened her knowledge of arbitration, litigation, and dispute resolution. Prior to joining Orrick, Ramona worked as a litigation lawyer for a magic circle law firm in Germany, including patent litigation involving patent infringement, nullity, and patent vindication proceedings, particularly in the telecommunications and automotive industries.

740

Practice:

  • Mass Torts & Product Liability
  • 破産訴訟
  • 複雑な訴訟および紛争処理
  • Class Action Defense
  • 審理

James Stengel パートナー

New York

Jim is consistently recognized as a leading lawyer in legal publications such as Chambers USA and Benchmark Litigation. Chambers notes Jim is "able to handle a wide range of mass torts and class actions, including particular strength in toxic tort-related mandates.” Clients told the publication that Jim “is extremely professional, with excellent brief writing and oral arguments,” calling him “a great guy and a great lawyer."  

Jim has served in a variety of management roles at Orrick, including Managing Director of Litigation, Member of the Executive Committee and Board, Lead Director, and as a member of the firm’s Management Committee.

Jim has written and lectured on complex litigation and mass tort subjects at a variety of law schools and seminars.

Before joining Orrick, Jim was a partner at Donovan Leisure Newton & Irvine LLP.

Practice:

  • Energy & Infrastructure Sector
  • International Arbitration & Dispute Resolution
  • 複雑な訴訟および紛争処理
  • 石油とガス
  • Energy & Infrastructure

Sarah Stockley パートナー

ロンドン

Sarah resolves disputes for clients in a variety of forums including international arbitration (both commercial under ICC, LCIA, SIAC and HKIAC Rules etc. seated in various jurisdictions and investor state, under ICSID, and UNCITRAL Rules and ad hoc proceedings) and sits as arbitrator. Sarah appears before the English High Court and the DIFC Court, is adept at supervising and managing cross-border litigations in many other jurisdictions, including the Middle East, West Africa (Nigeria, Ivory Coast) India, Asia and South America and works under both common and civil law regimes.

In addition to acting in traditional onshore and offshore energy disputes both upstream and downstream, Sarah has a keen interest in the renewables and alternatives sectors, combining her experience of infrastructure disputes, including those relating to power and energy transmission, with the changing environments in which our clients operate during the Energy Transition. Sarah has conducted cases in the renewables sector, and also frequently represents clients in mediation and uses ADR techniques to achieve favourable settlements.

Sarah is recognised for International Arbitration by Legal 500 UK, as well as being noted as a Rising Star by Super Lawyers.

Practice:

  • Mass Torts & Product Liability
  • 複雑な訴訟および紛争処理

Laurie Strauch Weiss パートナー

New York

Laurie advises companies on overall strategies, from pre-litigation assessments to the final resolution of matters, which often involve novel scientific issues. Her clients frequently enlist her to strategically address the scientific claims asserted by non-governmental organizations, the plaintiffs' bar and consumer advocacy groups which affect the reputation of their products both before and during litigation.

Laurie is a frequent lecturer, author and media source on topics concerning mass tort/class actions, complex scientific issues and expert witnesses.

Prior to joining Orrick, Laurie was an associate at Donovan Leisure Newton & Irvine LLP, where she gained extensive experience in complex litigation including class actions based on product liability, securities RICO and fraud claims.

Practice:

  • Cyber, Privacy & Data Innovation
  • Strategic Advisory and Government Enforcement

Anna Stuart シニア・アソシエイト

New York

Anna provides strategic cybersecurity compliance counseling and develops bespoke, forward-looking incident preparedness strategies. She also supports cybersecurity risk assessments and tabletop exercises designed to identify potential gaps.

She also counsels on incident response matters by directing incident investigations, analyzing claims and defenses, examining potential notification obligations and counseling on communications strategies. She provides guidance on the regulatory investigations, class actions and contract disputes that flow from the announcement of privacy and cybersecurity incidents. She has defended Fortune 500 companies in state and federal courts across the nation on cybersecurity and general business issues.

During law school, she was a Legal Intern at the Massachusetts Attorney General’s Cyber Crime Division.

341187

Practice:

  • 複雑な訴訟および紛争処理
  • Mass Torts & Product Liability
  • Class Action Defense
  • Artificial Intelligence
  • Trade Secrets Litigation

Monica A. Svetoslavov カウンセル

Washington DC

Monica is a seasoned litigator who brings a unique blend of government and private sector experience to complex litigation. She is particularly adept at working with expert witnesses across a wide spectrum of disputes—including products liability, mass torts, commercial issues, trade secrets, antitrust, False Claims Act, and cybersecurity—translating sophisticated technical and economic opinions into compelling narratives for juries.

Monica served as a federal prosecutor in the U.S. Department of Justice’s National Security Division, where she led criminal investigations and prosecutions involving trade secret theft and export control violations. Her government experience gives her a deep understanding of regulatory enforcement and national security concerns, which she leverages in high-stakes litigation.

Monica’s ability to collaborate with experts is rooted in her early career, where she worked in macroeconomic forecasting at the Federal Reserve and later supported testifying economists in litigation. This foundation enables her to bridge the gap between technical complexity and courtroom clarity, making her a valuable asset in cases where expert testimony is central.

She is known for her strategic insight, precision in trial preparation, and ability to distill complex issues into persuasive arguments—skills that make her a trusted advisor to clients navigating multifaceted disputes.

Practice:

  • 証券訴訟、集団代表訴訟および株主代表訴訟
  • 企業ガバナンス
  • Class Action Defense
  • 複雑な訴訟および紛争処理

Alex Talarides パートナー

サンフランシスコ

Alex is recognized by Chambers and Legal 500 as an "Up and Coming" and "Rising Star" in securities litigation. He has extensive experience representing public and private companies and their D&Os, as well as investment banks and underwriters, in securities and corporate governance-related litigation and other complex commercial litigation. He also regularly advises companies and their boards on corporate governance best practices and fiduciary and disclosure duties, frequently presents and publishes on these topics, and teaches a full-semester course on transactional and shareholder litigation at the University of California Berkeley School of Law.

Alex earned his Juris Doctor degree, with Honors, Order of the Coif, from the University of Chicago Law School, and graduated with a Bachelor of Arts degree from the University of California, Davis.

Practice:

  • Mergers and Acquisitions

Guido Testa パートナー

ミラノ

As a partner resident in Orrick’s Milan office and a senior member of the M&A and Private Equity Group, Guido is acclaimed for his broad expertise and comprehensive knowledge in the field.

In the area of M&A, he regularly assists leading corporations, investment holding companies, and family offices in structuring and negotiating domestic and cross-border mergers, acquisitions, and strategic alliances. His experience extends across a range of industries, with a particular focus on the industrial and healthcare sectors, where he is known for his ability to manage sophisticated transactions and deliver practical solutions.

Guido’s private equity practice is distinguished by his work with both investment funds and, above all, entrepreneurs. Guido is a key legal partner to Italian entrepreneurs, advising on all aspects of corporate law and governance. He is valued for his ability to act as a business partner, providing ongoing counsel on day-to-day operations as well as long-term planning and extraordinary transactions. Clients rely on his deep sector knowledge, commercial acumen, and pragmatic approach to navigate complex legal and business challenges. Moreover, he advises investment funds on the structuring and execution of acquisitions and disposals, helping them identify opportunities, manage legal risks, and achieve their strategic objectives in the Italian market.

In the area of joint ventures, Guido has significant experience advising on the formation and management of strategic partnerships and alliances, enabling clients to pursue growth opportunities and innovation in highly competitive markets.

Guido also has extensive cross-border experience, regularly assisting international corporate and funds investing in Italy as well as Italian corporate and funds pursuing opportunities abroad, ensuring seamless execution and effective cross-border coordination.

Guido is recognized as a Leading Partner in Private Equity by Legal 500. He is ranked in Chambers Europe for Private Equity and for Corporate/M&A: Mid-Market, reflecting his strong reputation and expertise in the Italian legal market.

Practice:

  • 電子情報開示および情報ガバナンス
  • 審理
  • 複雑な訴訟および紛争処理
  • Antitrust & Competition
  • Mass Torts & Product Liability
  • 内部調査

Erin Carter Tison Senior Discovery Attorney

グローバル・オペレーション・センター

Erin has experience with all aspects of litigation, from filing the complaint up to serving as trial counsel, and everything in between. Erin has first-chaired 5 federal trials to verdict, and participated in an additional 10 federal and state trials in an advisory, strategic, or supporting role. In addition to trial work, she has substantial experience taking and defending both fact and expert depositions, drafting and arguing complex dispositive briefing, managing the preservation, collection, analysis, and production of paper and electronic documents, conducting custodian and witness interviews, and briefing complex and technical discovery and privilege issues.

Erin is part of a national counsel team for a luxury consumer goods company, defending cases pending across the country, including some of the most plaintiff-friendly jurisdictions. Erin serves as regional counsel, where she shares responsibility in developing and coordinating trial defense strategy on a daily basis. She collaborates with local, regional, and national counsel throughout the country to develop strategic decisions in all phases of litigation.    

In addition to this role, Erin’s practice has been focused on responding to government regulatory, civil, and criminal investigations, as well as government litigation. Erin advises clients on strategy for responding to government subpoenas and information requests, and provides strategic guidance on complex legal and privilege issues. Her practice also involves conducting internal investigations of companies around the world, including interviewing corporate executives and employees, defending those same witnesses in front of federal agencies, and analyzing complex documents, data, and other information. Erin also advises clients on strategy in general commercial litigation matters relating to complex discovery issues and beyond.

Also while at Orrick, Erin served an extended secondment with The Dow Chemical Company as a Case Manager in Dow's Asbestos, Products Liability & Insurance Litigation Group. In this capacity, she managed the asbestos and premises litigation dockets for Union Carbide and Dow throughout the western and northeastern United States. This involved overseeing hundreds of ongoing product liability cases, including advising the litigation management team on case evaluation, resolution, and business strategies, as well as directing outside counsel and trial counsel teams.

Immediately prior to joining Orrick, Erin served as an Assistant United States Attorney for the Northern District of West Virginia in Wheeling, WV. At the United States Attorney's Office, Erin focused on both defensive and affirmative civil matters on behalf of the United States, its agencies, and employees. In this role, Erin practiced in a variety of areas of the law, including but not limited to, constitutional claims, torts, statutory and administrative claims, environmental matters, tax and bankruptcy matters, and fraud investigations and litigation. While at the United States Attorney's Office, Erin served as the e-discovery office coordinator for the District, and was the chair of the diversity committee. Prior to her government service, Erin was a member of the Trial Practice group at Duane Morris LLP, where she focused on commercial litigation and corporate internal investigations.

466169

Practice:

  • 複雑な訴訟および紛争処理
  • Financial Services Litigation
  • White Collar, Investigations, Securities Litigation & Compliance

Guy Topaz マネージング・アソシエイト

Houston

Guy Topaz is a versatile litigator whose practice spans complex commercial and financial services disputes in federal and state courts, domestic arbitration, white-collar investigations, and regulatory enforcement actions.

Guy counsels and represents individual and corporate clients including technology companies, global asset managers, Fortune 500 corporations, and private-equity sponsors in high-stakes matters in courts throughout the country. Guy draws upon his federal and state clerkship experiences, and his diverse international background in China, Europe, and the Middle East, to provide practical solutions that safeguard client objectives and reputation. Prior to joining Orrick, Guy practiced in the New York and Washington, D.C. offices of an international law firm.

Sarah Jane Ungeheuer マネージング・アソシエイト

New York

Prior to joining Orrick, Sarah worked as a pro bono fellow at New York Legal Assistance Group. At Orrick, Sarah has broad experience representing financial institutions in claims brought by investors and trustees and extensive trial experience advising clients in all stages of litigation.  Sarah has supported trial teams in various matters through the discovery process, expert witness preparation, summary judgment motions, extensive trial preparation and trial.  Sarah also continues to contribute to the pro bono practice at Orrick and is a member of New York Legal Assistance Group's Pro Bono Associate Advisory Board.

740

Practice:

  • Mass Torts & Product Liability
  • 複雑な訴訟および紛争処理
  • Trade Secrets Litigation
  • International Arbitration & Dispute Resolution
  • Class Action Defense
  • 3D Printing

Christopher Vejnoska Senior Counsel to the Office of General Counsel

サンフランシスコ

In his practice, Chris has been a first chair trial lawyer with more than 30 years of experience handling high stakes, precedent-setting cases, particularly in the products liability arena. His most recent products liability engagements included serving as trial counsel for a large talc company, including trying to conclusion one of the very first mesothelioma cases against it, and leading a cross-office international and national team defending multiple Chinese companies in a historic MDL. At times, a client asked Chris to lead five or more trial teams in products cases in a single year.

Chris also has acted as national counsel for companies facing thousands of mass tort product liability claims and complex, multiparty class action litigation, and has counseled multinational companies entangled in lengthy, enterprise-threatening litigation and negotiated legal and business solutions involving billions of dollars. He has extensive experience in complex and commercial litigation, ranging from insurance recovery disputes to trade secrets issues, and has significant experience in assisting foreign aerospace companies with international arbitration disputes with first-tier aircraft manufacturers.

Earlier in his career, Chris represented large public companies in mergers, acquisitions, strategic investments and private financings; private companies in initial public offerings; and emerging growth companies in general corporate matters. Chris' transactional experience also offers clients a unique perspective on risk mitigation strategies to avoid costly litigation in the future.

Chris also chaired Orrick’s Risk Management Committee and served on its Operations Team.  Prior to joining the firm, Chris was a partner at Clifford Chance and a partner at Brobeck, Phleger & Harrison, where he was a member of the Policy Committee, a member of the Executive Committee, Chair of the Risk Management Committee and Chair of the Hiring Committee.