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Isabelle Zakine-Rozenberg is an employment lawyer, based in Orrick's Paris office.
Isabelle advises French and international corporations on all matters related to French Employment and French Criminal Law. She provides advice in pre-litigation and represents clients’ interests before French courts.
Prior to joining Orrick, Isabelle worked at Freshfields Bruckhaus Deringer
for twelve years and previously at Bélier & Associés.
Elizabeth Zane, an associate in the Washington, D.C., office, is a member of the International Trade and Compliance Group. As part of her practice, Elizabeth regularly advises clients on Export Administration Regulations (EAR), International Traffic in Arms Regulations (ITAR) and regulations administered by the Office of Foreign Assets Control (OFAC).
Elizabeth's experience includes work on internal investigations, voluntary disclosures, commodity jurisdiction requests and developing and implementing compliance programs. Elizabeth also advises clients on government contracting matters.
Paul Zarnowiecki represents sponsors, investors, utilities and other strategic participants in corporate and project finance transactions, primarily in the energy and infrastructure sectors.
Transactions on which Paul has advised include the development, financing, acquisition and divestiture of renewable and conventional power projects and other infrastructure assets in a broad range of commercial and corporate transactions. He has served as lead counsel on some of the most innovative and complex U.S. renewable energy transactions in recent years, including Deal of Year projects in both the wind and solar energy sectors, the U.S. Army’s largest renewable energy transaction to date, and the first power purchase agreement for offshore wind energy in the United States.
Marco Zechini is a partner in Orrick's Rome office, member of the M&A and Private Equity group and head of the Italian Banking and Financial Services Regulation practice.
He has experience in banking, insurance, financial services and asset management regulation, as well anti-money laundering and the relevant corporate governance matters.
Marco regularly advises banks, financial institutions, payment institutions, IMEL, investment firms, asset management companies, both in authorization procedures (before Bank of Italy and Consob) and in the structuring of new services and products, administrative sanctions proceedings, ad interim measures and sanctions related to the provisions of banking, financial, investment and insurance services.
His work in the financial industry includes drafting of contracts and documentation for offering of banking, financial, insurance and investments products, as well as auditing of internal organizational policies and procedures, partnership, distribution, and outsourcing agreements.
With a solid corporate background, he also handles sophisticated corporate transactions.
Marco is liquidator and member of the Supervisory Board of some intermediaries in crisis by appointment of the Bank of Italy.
Marco Zechini teaches Financial Markets law at the Faculty of Economics of the Rome University ' La Sapienza ' where he is also lecturer to the Master of Financial Markets on solicitation of investment and public sales offers and subscription.
He is adjunct professor to the International University of Rome (UNINT), teaching "e-money and Electronic Funds Transfer."
Marco Zechini is advisor to A.I.F.I. (Italian Association of Private Equity and Venture Capital) in anti-money laundering regulation. He is frequent speaker to conferences organized by prominent financial regulation institutions.
Patricia Zeigler, Of Counsel in the Washington, D.C., office, focuses her practice on antitrust law with particular emphasis in Hart-Scott-Rodino Act compliance and counseling. Her experience includes advising clients on issues of reportability and interpretations of the Hart-Scott-Rodino Antitrust Improvements Act and its regulations.
Pat also has expertise in the applicability of foreign premerger requirements and filings with regulators in the European Union, Asia and Canada.
Pat served as antitrust counsel to two large industry groups establishing Business to Business exchanges for E-commerce transactions. She currently serves as general counsel to five large trade associations in a wide range of industries. In addition, Pat works with trade groups to set up and run joint purchasing organizations.
Prior to joining the firm, Pat practiced antitrust law for over a decade with Pillsbury Madison & Sutro.
In addition to being admitted in the District of Columbia, Pat is also admitted in California (inactive).
Philippe Zeller is an Energy & Infrastructure lawyer in Orrick’s Paris office. He provides regulatory and public procurement law advice on public facilities around the world, notably in France and Africa.
Recognized by Legal 500 EMEA as a "key figure" in Administrative and Public law, Philippe is an expert in the telecommunications and energy fields and has significant experience in mining. He also advises on both local and large-scale infrastructure development projects in his specialist sectors.
Philippe is often called upon to provide in-depth regulatory expertise on concessions and PPP for high-speed Internet and telecommunications networks as well as hydro power plants. His practice also includes advising on data protection, notably on the implementation of regulatory constraints and requirements in regards to French legislation.
Before joining Orrick, Philippe Zeller worked for Willkie Farr & Gallagher and Langer-Netter-Adler.
In addition to his practice, Philippe teaches Economic Public Law at the University of Paris XII and a "Negotiating and Drafting Contracts" seminar at the University of Toulouse.
Tom Zellerbach knows how to quickly and creatively resolve IP litigation, safeguarding his clients’ precious time and financial resources.
When representing global technology leaders or emerging companies, he looks at each case with fresh eyes, tailoring his strategy to each client’s particular legal and business objectives, as well as their company culture.
Having handled dozens of trademark, copyright and advertising disputes before the federal courts, U.S.P.T.O., T.T.A.B. and the National Advertising Division, he knows how to obtain the best possible result, whether through a trial victory or by resolving a dispute before litigation.
Dr. Yuanjia (Gina) Zhang, a patent agent in the Silicon Valley office, is a member of the Intellectual Property Group. As a patent agent, Dr. Zhang performs tasks related to patent prosecution including preparing and prosecuting patent applications.
Dr. Zhang has broad technical background and experience in materials science and engineering, electronic devices, nanotechnology, and printing technology. In particular, her technical areas include nanofabrication, semiconductors, organic electronics, molecular electronics, optoelectronics, electrophotography, inkjet printing, surface engineering, color science, and image processing.
Prior to joining Orrick, Dr. Zhang worked at Anova Law Group, where she prepared and prosecuted patent applications for large Chinese companies and prestigious universities, in industrial areas including Internet technology and semiconductor devices. Before joining Anova Law Group, Dr. Zhang was a member of research staff in Xerox Innovation Group at Xerox Corporation. Dr. Zhang also has prior industrial experiences at IBM T.J. Watson Research Center and Advanced Semiconductor Manufacturing Corporation, in Shanghai, China. Dr. Zhang’s doctoral research focused on the electronic charge injection and transport in nanoscale organic thin film transistors.
Dr. Zhang has technical publications in journals including Advanced Materials and Journal of Applied Physics. Dr. Zhang is also an inventor with six U.S. patents granted and other U.S. and foreign patent applications pending.
Shelley Zhang, a partner in Orrick’s Beijing office, is a member of the Intellectual Property Group. Her practice focuses on IP prosecution and enforcement. Shelley has extensive experience in patents, trademarks, domain names, copyrights and trade secrets.
Shelley's related IP experience includes the following:
Beijing; New York
Beijing; New York
Jinsong (Jeff) Zhang is a partner of the M&A and Private Equity Group, splitting his time between Orrick’s Beijing and New York offices. Jeff represents Chinese and international clients from multiple industries, including financial institutions, Fintech, technology, health care and real estate, in a broad range of M&A, capital markets, corporate governance, regulatory and compliance matters.
Jeff is deeply experienced in representing both Chinese and international companies in cross-border public and private M&A, tender offers, privatizations, spin-offs and joint ventures.
He has a particular focus on advising Chinese companies (state-owned or private) and financial institutions on their outbound investments, regulatory and compliance matters in the United States. His clients cover a wide range of industries, including financial institutions, Fintech, technology, healthcare and real estate.
In addition, Jeff advises Chinese companies on international capital markets transactions, including SEC-registered offerings, private placements pursuant to Rule 144A, and listings in Hong Kong and the United States.
Having practiced for more than a decade in New York, and having served as General Counsel and Chief Compliance Officer of CITIC Securities USA, a SEC/FINRA-registered broker-dealer arm of China’s largest full-service investment bank, Jeff offers clients a unique perspective when advising on U.S. transactional and compliance matters.
Prior to joining Orrick, Jeff was a partner at King & Wood Mallesons in New York. Before his in-house position at CITIC Securities USA, he practiced at two leading global law firms in New York, Hong Kong, Beijing, and Shanghai for many years.
Dr. André Zimmermann, a Certified Specialist for Employment Law (Fachanwalt für Arbeitsrecht), heads Orrick’s German Employment Practice. With around ten years of international experience, André is well-versed in restructuring and headcount reduction, employment aspects of M&A transactions, and employment related litigation.
André is listed as "frequently recommended" employment law expert by JUVE Handbook of German Commercial Law Firms (2017/2018), Germany's leading lawyer ranking. Clients recommend André to JUVE as “straight shooter" and "always refreshingly honest".
Our clients praise André's "creative and efficient style of working" and "a very practical and efficient style of providing advice", referring to him as "extremely responsive and accessible when we have urgent matters" and as "an excellent advocate in court hearings".
André advises companies on a wide range of HR legal matters with a special sector focus on technology companies, including hiring and discrimination concerns, misclassification, multi-jurisdictional and cross-border employment issues, HR data privacy compliance, roll out of employee handbooks and policies, performance management and terminations.
Most recently, André has advised leading multinational technology companies such as AppAnnie, Facebook, Flexera, GitHub, NVIDIA, Optimizely, Sabre, Sensata Technologies, Splunk, The Trade Desk and Visa on various employment matters in Germany.
Having long-standing experience in negotiating with works councils and unions in restructuring measures of all kind, a special focus of André's practice is on restructuring, outsourcing and headcount reductions. He is an acknowledged specialist in employing third-party personnel, especially through temporary agency work.
André is a core member of our global employment practice consisting of 70 specialized employment lawyers and world leading practices in our offices in the United States, Asia and Europe, offering the highest level of employment advice in all major jurisdictions. Our well-established teamwork across offices ensures international advice in employment law in our clients' cross-border projects.
As Orrick’s Chief Client Officer, Catherine Zinn oversees Orrick’s sector focused business development, client satisfaction, alumni program and strategic events functions, globally.
Catherine and her team of experienced Managing Directors and other professional staff help ensure the firm is a steward of our clients' businesses. The team supports Orrick’s commitment to each client’s cause by listening to their views and concerns, responding to their needs, and articulating a shared understanding of priorities. Among other responsibilities, the team meets with clients to solicit their feedback and work with the firm’s relationship partners and teams to deliver value added services – and real innovation.
Catherine spearheads the firm’s strategic partnerships with thought leaders, community organizations, and other influencers - designed to add value for our clients and enhance the firm’s social impact. Additionally, Catherine commits a significant portion of her time connecting high profile executives, alumni, and other friends of the firm to jobs and to public company board seats, with an emphasis on diversity.
Previously, Catherine held senior client relations roles at DLA Piper and JAMS. With 20+ years of experience doing professional services sales, Catherine has built a reputation as a “super-connector” throughout the legal, tech, and financial services industries. Catherine’s passion in life is coaching and helping other people achieve their goals.
Catherine is a leader in the community:
National Foundation for Fitness, Sports and
Nutrition (Board Member)
Appointed by the Secretary of Health and Human Services
Law Foundation of Silicon Valley (Board Member, Chair of Nomination and Governance Committee)
Silicon Valley Directors’ Exchange, in
affiliation with the Rock Center for Corporate Governance and Stanford
University (Board Member)
A community for Silicon Valley’s top public company directors
International Women’s Forum, Legacy
Foundation (Board Member)
Investing in non-profits focused on women and girls
American Heart Association, Go Red for Women (Executive Council)
Shatter Fund (Advisor)
Investing in companies led by female entrepreneurs
Integra Ledger and the Global Legal Blockchain Consortium (Advisor)
Catherine has been recognized as a Woman of Influence by the Silicon Valley Business Journal and as a Woman of Achievement by Legal Momentum.
In January of 2015 she was inducted into the International Women’s Forum and in 2016 joined American Leadership Forum’s roster of senior fellows along with other top c-level executives and community leaders.
Catherine proudly served on Hillary Clinton’s National Finance Committee, Barack Obama’s National Finance Committee, and as the National Chair of Lawyers for Obama, and she is currently a Community Liaison for Kamala Harris.
Catherine was a three-sport varsity athlete in college, tennis instructor, personal trainer, and head coach of a top ranked high-school tennis team in Washington, DC. Catherine is a graduate of Hamilton College with a degree in Economics