See By:

open filter



1213 items matching filters

Search Results


A. Paul Zarnowiecki Partner Energy & Infrastructure, Renewable Energy

Washington, D.C.

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 Partner M&A and Private Equity, Banking & Finance


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 Antitrust & Competition, Antitrust Counseling & Compliance

Washington, D.C.

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 Of Counsel Energy, Infrastructure


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.


Thomas Zellerbach Partner Intellectual Property, Copyright, Trademark & False Advertising

Silicon Valley

Tom Zellerbach, a partner in Orrick's Silicon Valley office, is a trusted advisor and experienced litigator for companies facing important trademark, copyright, advertising, and trade secret issues.  

Tom has has extensive experience in cases before the federal courts, the U.S. Patent and Trademark Office/Trademark Trial and Appeals Board, and the National Advertising Division on behalf of both emerging and institutional clients in a wide variety of industries.  Tom's consistent goal is to get the best result in each particular situation for clients, whether it is obtaining a litigation victory or finding a positive way to resolve a dispute short of litigation.

Yuanjia (Gina) Zhang Patent Agent Patents

Silicon Valley

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 Partner Intellectual Property, Patents


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:

  • Patent invalidation proceedings, anti-counterfeiting, anti-piracy efforts and patent and trademark enforcement litigation in China.
  • Prosecution of patent and trademark, including application preparation, office actions/oppositions procedures and reexamination procedures.
  • Enforcement and technology transfer/licensing arrangements for substantial patent and trademark portfolios for companies doing business in China.
  • Advising on IP protection strategies, R&D related IP issues and matters in relation to export and import control of technology.
  • Assisting Chinese companies in Section 337 U.S. International Trade Commission investigation, patent infringement litigations and product liability litigations in the U.S. 
  • IP due diligence and portfolio counseling.

Dr. Andre Zimmermann LL.M. Partner Employment Law & Litigation, Employment Advice & Counseling

Düsseldorf; Munich

André, a Certified Specialist for Employment Law (Fachanwalt für Arbeitsrecht), heads Orrick’s German Employment Practice. He advises German and international companies in all areas of individual and collective employment law. With around ten years of international experience, André is well-versed in employment aspects of M&A transactions, restructuring and employment related litigation.

The main focus of André's practice include employment aspects of M&A transactions, restructuring, outsourcing and headcount reduction, multi-jurisdictional and cross-border employment issues, service agreements of managing directors and board members, co-determination of employees at operation and board level, collective bargaining and negotiations with works councils and trade unions and litigation.

André is an acknowledged specialist in employing third-party personnel, especially through temporary agency work. Moreover, he is very experienced in aspects of employment compliance, internal investigations and employee data protection.


Catherine Zinn Chief Client Officer

San Francisco

As Orrick’s Chief Client Officer, Catherine helps to ensure that the firm is a steward of our clients’ businesses. Catherine 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, Catherine meets with clients to solicit their feedback and works with the firm’s client relationship partners and teams to help deliver value added services. She also coordinates the firm’s strategic partnerships with thought leadership and community organizations, also designed to add value for our clients and enhance the firm’s social impact.

Previously, Catherine held senior client relations roles at DLA Piper and at JAMS, the country’s largest private provider of mediation and arbitration services.

Catherine serves on the boards of various organizations including: Silicon Valley Directors’ Exchange, Law Foundation of Silicon Valley, Bay Area Cancer Connections, and Legal Services Sales Organization. In January of 2015, the Secretary of Health and Human Services appointed her to the Board of the National Foundation for Fitness, Sports and Nutrition for a six-year term.

In 2008, Catherine served on Hillary Clinton’s National Finance Committee, and, beginning in 2011, she served on Barack Obama’s National Finance Committee as the National Coordinating Co-Chair of Lawyers for Obama.

Currently, she is a Community Liaison for Kamala Harris for Senate. Catherine was recognized as a 2014 Woman of Influence by the Silicon Valley Business Journal and a 2015 Woman of Achievement by Legal Momentum. In January of 2015 she was inducted into the International Women’s Forum and invited to be an American Leadership Forum Fellow for 2015-2016.


Joel F. Zipp Senior Counsel Energy, Infrastructure

Washington, D.C.

Joel Zipp, a lawyer in Orrick’s Washington, D.C., office, is a member of the firm’s Energy & Infrastructure group with 40 years of experience in the energy industry. Joel advises a range of clients on energy market and regulation matters, including pipelines and shippers, on energy transactions, energy project development, the acquisition of energy assets and capacity.

He has extensive experience working with clients on conventional energy projects, such as oil and gas pipelines and LNG facilities. He has also advised on electric transmission matters and renewable energy issues. Prior to entering private practice, Joel served as an attorney in the Federal Energy Regulatory Commission's (FERC) Office of General Counsel, where he worked on large-scale energy projects such as LNG and coal gasification. He was also assistant director in its first Office of Enforcement, and a past president of the Energy Bar Association.

Joel advises and represents investors on federal and state energy regulatory and transactional matters surrounding the acquisition and construction of assets totaling billions of dollars in value. Joel has been general counsel, secretary, and project counsel for several joint venture interstate pipeline projects, including "greenfield" projects. He has been responsible for all legal aspects of joint venture and other pipeline projects from inception to commercial operation. In some cases, he served as part of the senior management team involved in all business issues and strategic decision-making.

In addition, Joel has advised on a range of rate and regulatory matters relating to electric energy markets administered by independent system operators (ISOs), including: representation before the FERC and as a voting representative for a client, at New York and New England ISOs management committee and subcommittee meetings; representation before NEPOOL and litigation before the NEPOOL Review Board; litigation on energy market prices in ISO administered markets; electric transmission access and pricing; and RTO formation.

His representation includes negotiating and drafting project agreements such as: construction, operation and maintenance and joint ownership agreements; the terms and conditions of FERC electric and gas tariffs; undivided ownership interests; precedent agreements and transportation contracts; and interconnection agreements. He also has been responsible for project financing, permitting, environmental review and right-of-way acquisition.

Joel also has broad experience working with local distribution companies, interstate and intrastate pipelines, midstream companies and end users on the full range of rate and certificate proceedings before the FERC, and has assisted European clients seeking to acquire ownership of and capacity in U.S.-based LNG terminal and related pipeline facilities. His experience in these matters includes: the heads-of agreement, LNG supply agreement, terminal use agreement, interconnection agreement and downstream transportation arrangements. He also negotiated a landmark ground lease for a LNG terminal host site and pipeline on publicly-owned land.


Déborah Zizzo Associate Complex Litigation & Dispute Resolution


Déborah Zizzo is a litigation lawyer in Orrick's Paris office.

Déborah advises French and international companies on litigation matters.

Prior to joining Orrick, Déborah was an intern in the litigation departments of Weil, Gotshal & Manges, Winston & Strawn, in Paris and at Ginestié Magellan Paley-Vincent in Hong Kong.


Shasha Y. Zou Managing Associate

New York

Shasha Y. Zou is a litigation managing associate in the New York office. Her practice focuses on complex commercial litigation, including in matters involving intellectual property, commercial contracts, and securities.

Shasha's engagements include representing a major biotechnology company in an ICC arbitration proceeding and related proceedings in federal district court in connection with allegations of patent infringement. She also has recently represented a major software company in a jury trial over copyright infringement of source code and defended a satellite service provider in a bench trial against billion-dollar claims brought by the Department of Justice and four state Attorneys Generals related to its telemarketing practices.

Shasha takes an active role in Orrick's pro bono program. She has worked on asylum applications and also obtained a successful settlement on behalf of a client in the Southern District of New York in a copyright matter after the court granted summary judgment on the issue of copyright ownership.