San Francisco
Clem acts as lead counsel for companies of all sizes across a broad range of industries. He has lead cases dealing with machine learning and AI, medical devices, network security, pharmaceuticals (both Hatch Waxman and competitor cases), video games, battery chemistry, consumer electronics, blockchain and other payments systems, streaming video, ticketing systems, telecommunications, and many more.
Clem has an active trial practice. In 2023 alone, Clem acted as lead counsel for teams that won two jury verdicts, three ITC proceedings, and numerous IPRs and dispositive motions.
Clem has been recognized in the Daily Journal’s list of the top 75 IP Litigators in California. In the latest Chambers USA rankings, clients note he is a “very persuasive advocate who knows the law inside out and is able to get to the heart of the issue very quickly.“ Managing Intellectual Property described him as a “highly respected litigator in the California IP market and beyond.” Intellectual Asset Management’s Patent 1000 notes he is a “commercially savvy first-chair trial lawyer,” a “tenacious, pragmatic litigator who excels at finding innovative solutions,” “one of the best writers anywhere” and a “fantastic negotiator.”
Current clients include Sonos, Take-Two, Johnson & Johnson, Altice, Roblox, Go1, Checkpoint, RingCentral, Smart Contract, Hisense and Only Fans.
Clem serves on Orrick’s Management Committee and formerly served as head of the firm’s 100-lawyer IP practice.
Clem also maintains an active pro-bono practice focused on environmental impact litigation. He lives in Marin and spends his free time cycling around Mt. Tam.
New York; Boston
Matthew helps clients comply with the Controlling the Assault of Non-Solicited Pornography And Marketing Act (CAN-SPAM), the Children’s Online Privacy Protection Act (COPPA), the California Consumer Privacy Act of 2018 (CCPA), the Fair Credit Reporting Act (FCRA), the Gramm-Leach-Bliley Act (GLBA), the General Data Protection Regulation (GDPR), the Telephone Consumer Protection Act (TCPA), and state breach notification, biometric privacy, and cybersecurity laws. He counsels on self-regulatory privacy programs, including Binding Corporate Rules, the Asia-Pacific Economic Cooperation Cross-Border Privacy Rules (APEC CBPRs); programs covering online behavioral advertising, including the Digital Advertising Alliance (DAA), the European Interactive Digital Advertising Alliance (EDAA), the Interactive Advertising Bureau (IAB), and the Network Advertising Initiative (NAI); and programs covering payment card processing. Matthew also provides compliance solutions for emerging technologies, including artificial intelligence and blockchain.
Matthew’s federal regulatory experience helps clients stay compliant and avoid regulatory scrutiny. His comprehensive data management knowledge helps him counsel beyond the letter of the law and facilitates worldwide expansion, interoperable business processes, and innovative uses of consumer data while maintaining user trust. His all-encompassing, risk-based approach involves developing and executing internal and external policies for the collection, use, disclosure, sharing, retaining, transferring, and destruction of personal information. This includes managing contractual relationships with vendors, employees, acquired entities, and creditors as well as building privacy into companies’ product development life cycle and change management strategies.
Prior to joining Orrick, Matthew was an Enterprise Privacy Solutions Manager for TrustArc (formerly TRUSTe), a San Francisco-based privacy consulting and certification firm, and an adjunct law professor of Privacy Law at Santa Clara University. Matthew is a Certified Information Privacy Manager and a Certified Information Privacy Professional with a specialization in United States privacy law.
New York
Josh has been named American Lawyer's “Litigator of the Year” twice, in addition to being a finalist for 2022 and 2025. In 2012, the magazine dubbed him “the Defibrillator” based on his streak of appellate wins for companies that “appeared to be at death’s door,” and in 2017 it declared, he “still deserves the moniker we once gave him.”
In 2014, The Financial Times named Josh one of the 10 most innovative lawyers in the North American legal sector for his work “demystify[ing] the technical issues” and securing a victory in the blockbuster Federal Circuit appeal, Oracle v. Google. Chambers USA has reported, “He wins accolades for his ‘brilliant analysis and judgment.’ Clients appreciate how he ‘rethinks every case from the ground up,’ and add: ‘He can take the most complicated legal or technological issue and present it in a way that seems like common sense.’” Another edition of Chambers USA added: “‘His briefs are quite simply beautiful,’” and “clients describe his courtroom presence as ‘both commanding and accessible at the same time.’ He has the ‘perfect combination of persuasiveness, intelligence, wit, and deference.’”
Josh's practice covers a wide range of subjects, including intellectual property, financial services, securities, privacy, antitrust, federal preemption, insurance law, corporate governance, criminal law, and constitutional litigation. Among his recent clients are Cisco, Credit Suisse, Cox Communications, DISH Network, Genentech, Gilead, Johnson & Johnson, JPMorgan Chase, Microsoft, Mozilla, Oracle, Sonos, and Royal Bank of Scotland.
Clients turn to Josh to win the highest stakes appeals, including appeals in cases that threaten the very survival of a business. For example:
Josh was the founding president and CEO of the Brennan Center for Justice at New York University School of Law, one of the country’s foremost public interest firms. Over the course of eight years, he was the Brennan Center’s chief strategist on litigation and public policy advocacy. Before that, Josh founded the Office of the Appellate Defender, a public defender office specializing in criminal appeals.
New York
He frequently serves as bond counsel to municipal issuers participating in the financing programs of the New York State Environmental Facilities Corporation and the grant and loan programs of the Rural Development division of the United States Department of Agriculture.
Douglas' particular areas of New York municipal law interest include open spaces programs and financings, town and county improvement district formation, consolidation and improvement, innovative lease-purchase financings, bond resolution referendum law, village local improvement programs and the drafting of local laws and propositions, as well as state legislation on behalf of clients.
Douglas is a frequent speaker at municipal professional organizations on local finance law, federal securities law and federal tax matters affecting municipal debt issuance.
Wheeling, W.V. (GOIC)
Wheeling, W.V. (GOIC)
Daryl manages a team of 40+ tech-savvy attorneys, 100+ contract attorneys, analysts that handle project management, perform big data analysis and statistical modeling, and technologists that build bots, scripts and tools that increase quality and reduce human effort. Daryl’s team designs processes, workflows, templates and document automation used by dedicated project managers to deliver project plans and enable data driven budgeting and decision-making. As an early adopter of artificial intelligence and machine learning, Daryl’s team uses technology to augment due diligence and drafting tasks, TAR and continuous active learning for litigation projects, and advanced tools for concept and sentiment analysis.
Daryl’s mission is straightforward: enhance accuracy, speed and security of scalable legal work, generate insights specific to the engagement and reduce client cost.
Daryl helps administer Orrick's Legal Technology Innovation Initiative.
Prior to joining Orrick, Daryl was a Partner at LeClairRyan in Virginia.
Mailand
Daniela's practice covers cross-border corporate transactions and the so-called “special situations”, which include investments in distressed assets (non-performing loans, debt and/or equity in listed/unlisted distressed companies), buy-outs from insolvency proceedings and bankruptcy-related litigation. In recent years, she has assisted banks, Italian and foreign investors and debtors in complex deals of corporate restructurings relating to the financial indebtedness and concordato proceedings.
Prior to joining Orrick, Daniela was a member of Studio Legale Tributario in Milan, a law firm Associated with Ernst & Young International.
Paris
Florent Lewkowicz's practice focuses on corporate law as well as mergers & acquisitions in France and worldwide.
He developed particular experience in the sale and acquisition of startups, as well as in transactional and corporate law matters relating to complex financial restructurings.
Florent has been involved in major financial restructurings (Solocal, Orpea, Casino group) and major exits, particularly in France and the USA (Getaround/Drivy, Glose/Medium, Lalilo/Renaissance Learning, Tempow/Google, Context/Integral Ad Science, Cajoo/Flink, Heap/ContentSquare).
Prior to joining Orrick in November 2018, Florent was an associate at a leading US law firm.
London
Her experience includes advising arrangers, investment managers, issuers, lenders and originators on a range of capital market transactions, including warehouse arrangements, issuances and retention financings. Deepa has recently advised clients such as Barclays, Citibank, Goldman Sachs, J.P. Morgan Chase, Morgan Stanley, Och-Ziff and PGIM.
Prior to joining Orrick, Deepa worked in the capital markets practice of a leading international law firm in London.
London
Emma's primary focus is venture capital work, and she has considerable experience working with early stage companies as well as with investors and VCs. She can advise on all aspects of venture and growth capital transactions including early stage financing, institutional funding rounds and exits.
Wheeling, W.V. (GOIC)
The Discovery Analytics and Review Services group prioritizes using technology and project management discipline to assist firm attorneys with litigation and transactional tasks, particularly tasks that involve large volumes of data and documents.
This work includes using early case assessment technology to analyze, categorize and cull data. Matthew also manages teams of skilled professionals performing document review, redaction, analysis, production and drafting privilege logs. He assists the litigation team to prepare for trial, including drafting deposition summaries, factual memoranda and exhibit charts. Matthew also works with practice office attorneys on transactional tasks, including contract review and due diligence.
Orange County
Joseph has experience drafting and prosecuting patents in several technical fields, including signal processing, memory control, optical medical devices, computer networks, database management, thermal conductivity and geomechanics, nanostructuring, e-commerce, capacitive touch panels, complex circuit designs, data security/encryption, semiconductors, in-flight entertainment systems, power systems, neural networks, and software applications.
Joseph's practice further includes conducting intellectual property due diligence to assess the quality and quantity of intellectual property assets. For example, Joseph has represented several clients in open source licensing matters and provided counseling to develop open source software strategies. He also has extensive experience in intellectual property and technology matters related to mergers and acquisitions.
Joseph also has substantial experience in patent infringement litigation cases in federal district courts and the United States International Trade Commission (ITC). Joseph also has represented clients in post-grant opposition procedures with the United States Patent and Trademark Office, including ex parte reexaminations and inter partes reviews (under the America Invents Act).
Joseph began his career as a summer associate at Blakely, Sokoloff, Taylor & Zaffman, LLP, in Los Angeles, and an attorney at One, LLP, in Newport Beach, Calif. Prior to law school, he worked as a software and systems engineer for a diversified systems and services company in transportation, defense and RFID markets worldwide.
Silicon Valley
Jessica defends employers from discrimination and harassment claims on the basis of gender, race, religion, disability, age and other protected categories. She recently defeated class certification in cases alleging discrimination against women in technical roles for Microsoft and Twitter, earning her The American Lawyer’s "Litigator of the Week” award. She also won a complete defense verdict for Kleiner Perkins in the highly publicized gender discrimination and retaliation case Pao v. Kleiner Perkins, which the Daily Journal named the year’s ‘Top Verdict.’ Her trial victories also include winning defense judgments in cases involving claims of religious discrimination, retaliation and wrongful termination. Jessica also specializes in pay equity matters, including in designing analyses and advising on compliance and risk mitigation. Clients interviewed by Chambers note, “She's very thorough and knows the details and procedure, without allowing anything to fall through the cracks."
Jessica has a winning record in beating back class certification in high stakes wage-and-hour actions in federal and state court, including those brought under the Private Attorney General Act. Having led over 150 high-stakes wage-and-hour class action matters, Jessica has broad experience on virtually every theory of relief. She also offers strategic guidance to help businesses avoid wage-and-hour litigation, particularly companies in the gig economy industry which can be significantly impacted by such matters.
In addition to litigation and counseling, Jessica has successfully guided clients through investigations and audits by the Department of Labor, California Division of Labor Standards Enforcement and California Employment Development Department, and helped develop compensation policies and measures to reduce potential exposure.
Jessica is also an authority in generational workplace issues and frequently speaks on employment engagement in a multi-generational workforce.