Singapore
Karthik has a strong focus on the renewable energy sector with extensive experience in solar, onshore and offshore wind, biomass, and waste-to-energy projects across the region. Karthik is highly regarded in the market for his in-depth regulatory knowledge and significant transactional experience. Clients laud him for his commercial approach and deep regional background.
He has extensive experience advising developers, sponsors, borrowers and financial institutions, including banks and multilateral lending institutions, on a wide range of renewable energy projects in jurisdictions such as Bangladesh, India, Indonesia, Sri Lanka, Singapore, Taiwan, Vietnam, Thailand, Myanmar, Philippines, China and Australia.
Karthik is a top-ranked lawyer in the Chambers Global and Asia Pacific directories as well as by Legal 500 and India Business Law Journal. Clients describe him as a “top-notch lawyer” and is “known for his project finance capabilities, particularly in the renewable energy segment.” They also note that he “deeply understands the business needs and stakeholder expectations and has time and again proven to have our 100% confidence in his counsel.” Clients extol his India-focused project finance practice, commending him for his "second to none" knowledge of Indian law and practice and noting a particular acquisition of an Indian company where "his ability to understand unique local issues" was "amazing."
Singapore
Ari’s practice cuts across sectors, including conventional power, renewable energy (solar, wind, geothermal, hydroelectric), infrastructure, oil & gas and mining throughout the United States and Asia. His combination of project development and finance experience allows him to advise clients on bankability considerations for development matters.
Clients commend him for being “meticulous on the finer details”, and “a firm but calming and amiable presence at the negotiating table.” They add that “he gained our trust” and has “a cost-effective approach and a drive to successfully close deals.”
San Francisco
In the corporate finance and securities areas, his experience includes a range of public and private equity and debt financings, representing U.S., Canadian, European and Asian issuers and underwriters. His transactions have included over one hundred SEC registered and Rule 144A public offerings of securities, ranging from investment grade and high yield debt offerings, convertible note offerings, initial public offerings, follow-on equity offerings and preferred securities offerings, venture capital financings and issuer tender offers.
In the mergers and acquisitions area, Brett has represented clients in all aspects of mergers and acquisitions transactions involving public and private companies, including friendly mergers, leveraged recapitalizations, tender offers, spin-offs, restructurings and purchases and sales of divisions and subsidiaries.
San Francisco
San Francisco
George is also a long-time member of the Public Finance Tax Group, specializing in public power and health care, and is the leading national authority on municipal derivative products. He is principal tax advisor to several major municipal electric utilities and nonprofit healthcare organizations. He also has extensive experience in working with leading banks in creating new financial products, including secondary market synthetic instruments, contingent payment debt instruments, financing strategies for energy, as well as defending the taxation of financial transactions before taxing authorities.
George also has substantial experience defending the tax integrity of financing arrangements in particular as well as tax litigation in general.
San Francisco
Gary has handled numerous class actions, pattern and practice cases and government audits, Most recently, Gary served as senior counsel on the Orrick team that obtained a complete dismissal for Oracle in OFCCP v. Oracle, a high-stakes systemic compensation discrimination case that garnered national media attention. Gary and the Orrick team was named "Litigator of the Week" by American Lawyer for their role in the successful defense of Oracle in litigation against the OFCCP. He brings a particularly unique perspective to clients on matters involving the EEOC, having served as regional counsel and senior trial attorney for the U.S. Equal Employment Opportunity Commission in San Francisco prior to joining Orrick.
Gary’s counseling practice extends beyond the United States and includes assisting U.S. multinational companies in dealing with complex employee issues in foreign jurisdictions
Gary is widely recognized as one the top management employment lawyers in the United States by every major ranking organization, including Chambers USA, the National Law Journal, Best of the Best USA (Euromoney), and Who’s Who Legal. Among management employment lawyers in the United States and Europe, Gary is ranked in the top 10 of Who’s Who international management labor and employment lawyers and is described as “absolutely superb.”
Gary also serves regularly on the NYU faculty for training federal judges on employment law, the OFCCP Institute, PLI International Employment Law and ABA Labor and Employment Law Section programs.
Singapore
Singapore
Alex advises sponsors and financiers (including ECAs) on the development and finance of energy and infrastructure projects. He has experience with a range of structures including project financing, portfolio financing, export and agency financing, and corporate financing. His experience includes the financing of greenfield conventional power, cross-border hydropower, offshore and onshore wind, and solar PV IPPs across Asia Pacific, Europe and Latin America.
He also has experience in capital markets (DCM, structured products, and derivatives) transactions.
Prior to joining Orrick, Alex practiced for over 4 years at a magic circle law firm's Tokyo and Singapore offices. Alex also spent 10 months as in-house counsel at a Japanese corporate.
San Francisco
She also has extensive experience in public finance transactions as company counsel and bond counsel.
San Francisco
San Francisco
He advises publicly held and privately owned (including sponsor-backed) companies, financial institutions, credit funds and other alternative lenders in connection with broadly syndicated loans, pro rata (bank-only) credit facilities and a wide variety of private credit transactions (including senior secured, junior lien, senior subordinated and mezzanine loans). His experience also extends to asset-based loans, project financings, debt restructurings and workouts. In addition, Zach regularly represents technology companies on various types of growth capital financings used to rapidly expand their businesses and to deploy new and market-disrupting products and services.
Zach has a particular passion for the digital infrastructure sector, stemming from his extensive experience representing data center operators, service providers, lenders and investors in the space. As one of the leaders of Orrick’s multidisciplinary data center practice, he is well-versed in traditional and increasingly bespoke financing structures to address the unique needs and challenges of clients in this ever-evolving industry.
In the 2025 California Banking & Finance category of Chambers USA, clients praise Zach as “a phenomenal” and describe him as “extremely aware of the market and a great resource when it comes to debt financing.” He is also recognized by IFLR1000, where clients note that Zach “is an outstanding business partner” and “his strengths are his creativity, accessibility, diligence and his ability to bring all of Orrick's resources to bear.”
Zach previously served a three-year term on the Commercial Transactions Committee (formerly called the Uniform Commercial Code Committee) of the Business Law Section of the State Bar of California, acting as its Co-Chair for the final year of his term.
San Francisco
He represents plaintiffs and defendants in complex trade secret misappropriation cases and has conducted numerous TRO and preliminary injunction hearings in aid of these cases. His practice also includes counseling relating to trade secrets misappropriation and non-compete/non-solicitation agreements.
Rob has broad experience in commercial litigation, having litigated claims of securities fraud, lender liability, breach of contract, breach of fiduciary duty, breach of warranties, claims arising from securitization transactions and other business fraud.
Rob's experience in employment-related litigation includes defending claims of discrimination, wrongful discharge, retaliation, sexual harassment and breach of contract. His practice also includes counseling relating to trade secret misappropriation and non-compete/non-solicitation agreements.
U.S. and international clients with significant California presence turn to Rob to represent them in complex matters, including numerous financial services companies. He handles both jury and bench trials, as well as AAA, JAMS and FINRA (formerly NASD and NYSE) arbitration hearings.
Rob serves as the chair of the Firm’s Practice Management Committee, and is a member of the firm’s Risk Management Committee. Rob previously served as head of the San Francisco office. Rob contributes pro bono hours to the Humane Society and Point Blue Conservation Science each year.
San Francisco
Paul's practice includes bond and issuer counsel work for tax-exempt and taxable financings, with a focus on revenue bonds, particularly multifamily housing revenue bonds issued by cities, counties, public authorities and joint powers agencies.
Paul also serves as special counsel for the California Statewide Communities Development Authority for its conduit housing financings.
Paris
Nicolas advises French and international banks and financial institutions as well as sponsors and borrowers on French and cross-border structured finance transactions.
Prior to joining Orrick, Nicolas was an associate in the Assets & Structured Finance department of Watson, Farley & Williams.
New York
Kathryn represents corporations and individuals in high-stakes litigation in federal and state courts nationwide. Kathryn has broad experience in all stages of litigation, including pre-suit demands, motions to dismiss, fact discovery, expert discovery, summary judgment motions, trial preparation, trials, and appeals.