Mohamed A. Hasan advises regional sovereign wealth funds, private equity firms, large corporates and multinational companies, family offices and investment houses on complex private and public mergers and acquisitions, joint ventures, and corporate restructurings in the Middle East.

Zan Wong is an associate in the Singapore office of Gibson, Dunn & Crutcher. He is a member of the firm’s Investment Funds Practice Group.

He advises private fund sponsors on the formation of private investment funds, co-investments, secondary transactions and regulatory matters, and institutional investors (including sovereign wealth funds) on their investments into a range of investment structures (including open- and closed-ended funds, co-investments, and separately managed account arrangements).  Zan also has experience advising on cross-border private mergers and acquisitions, joint ventures and general corporate and commercial matters.

Prior to joining Gibson Dunn, Zan was an associate with a leading Singapore law firm.

Zan received his Bachelor of Laws with Honors from the National University of Singapore in 2017. He is admitted to practice in the State of New York and Singapore.

Max Day is a litigation associate in the New York office of Gibson Dunn.

He received his Juris Doctor, magna cum laude, in 2025 from New York University School of Law where he was elected to the Order of the Coif. While in law school, Max served as a managing editor for the NYU Law Moot Court Board and as a legal intern for the civil division of the U.S. Attorney’s Office for the Eastern District of New York. He received his Bachelor of Engineering in Chemical Engineering from Vanderbilt University in 2019.

Max is admitted to practice in the State of New York.

Sophia Brill is of counsel in the Washington, D.C. office of Gibson Dunn and is a member of the White Collar, Congressional Investigations, Appellate and Constitutional Law, National Security, Administrative Law and Regulatory, and Media, Entertainment and Technology Practice Groups.

Sophia has more than a decade of experience serving in senior roles in both the Executive Branch and Capitol Hill. Most recently, she served as Deputy Assistant Attorney General in the Justice Department’s Office of Legal Counsel. Prior to that, she served as Special Assistant to the President and Associate Counsel in the White House Counsel’s Office and as Senior Counsel in the Justice Department’s National Security Division. Sophia has also served as Chief Counsel to Senator Chris Coons and as counsel to the House Committee on the Judiciary. Through these and other roles, Sophia has extensive experience advising clients on high-profile litigation, congressional investigations, sensitive national security matters, and complex constitutional issues.

Sophia clerked for Supreme Court Justice Elena Kagan and for the Honorable Merrick B. Garland on the U.S. Court of Appeals for the D.C. Circuit. She earned her law degree from Yale Law School, where she served on the Yale Law Journal and was a member of the Supreme Court Advocacy Clinic. She graduated magna cum laude from Yale, where she majored in Ethics, Politics, and Economics.

Danielle Abouseif is an associate in the Orange County office of Gibson Dunn. She practices in the firm’s Litigation Department and is a member of the firm’s Appellate and Constitutional Law and Media, Entertainment, and Technology Practice Groups.

From 2024-2025, Danielle served as a law clerk for the Honorable Holly A. Thomas of the U.S. Court of Appeals for the Ninth Circuit. She received her Juris Doctor from Stanford Law School in 2022, where she was awarded the Judge Thelton E. Henderson Prize for Outstanding Performance in her Organizations & Transactions Clinic and the Susman Godfrey Prize for academic excellence. Danielle also served as an Articles Editor for the Stanford Law Review and externed at the Civil Rights Enforcement Section of the California Department of Justice.

Danielle graduated cum laude with a Bachelor of Arts in Government and Women, Gender, and Sexuality Studies from Harvard College in 2019.

Danielle is a member of the California Bar and admitted to practice before the United States District Court for the Central District of California.

Elan Wilson is an associate in the Dallas office of Gibson Dunn. He currently practices with the firm’s Litigation Group.

Elan received his Juris Doctor magna cum laude from SMU Dedman School of Law, where he served as Editor-in-Chief of the SMU Law Review and was inducted into the Order of the Coif. Elan was also a Sumners Scholar (a scholarship given to four students in the class of 2024), was recognized as the Outstanding 3L by The Barristers, and had his writing published in both the SMU Law Review and the Journal of Air Law and Commerce.

Elan received his Bachelor of Arts in Political Science from Baylor University.

Prior to joining Gibson Dunn, Elan served as a law clerk to the Honorable Michael J. Truncale of the Eastern District of Texas. During law school, Elan completed a judicial externship and an internship with two other federal judges in the Northern and Southern District of Texas.  

Elan is a member of the State Bar of Texas and is admitted to practice in the Eastern District of Texas and the Northern District of Texas.

Daniel W. Richardson is an associate in the Dallas office of Gibson Dunn, where he focuses on complex litigation matters.

Before joining Gibson Dunn, Daniel clerked for the Honorable Robert J. Luck of the United States Court of Appeals for the Eleventh Circuit and for the Honorable Allen C. Winsor of the United States District Court for the Northern District of Florida.

Daniel earned his Juris Doctor from the University of Virginia School of Law, where he served as President of the Trial Advocacy Competition Team and Executive Editor of the Virginia Journal of International Law. He also holds a Master’s degree in Economic Law (Master Droit Économique) from Sciences Po Law School in Paris, France, where he studied European and international law in both English and French.

He graduated summa cum laude from the University of Alabama with a Bachelor of Arts in Political Science and French and was elected to Phi Beta Kappa.

Daniel is admitted to practice law in Texas, Alabama, and Florida, as well as before the United States Court of Appeals for the Eleventh Circuit and the United States District Court for the Northern District of Texas.

Andrew L. Fabens is a partner in the New York office of Gibson Dunn. Andrew serves as co-partner in charge of the New York office, co-chair of Gibson Dunn’s Capital Markets Practice Group and is a member of Gibson Dunn’s Securities Regulation and Corporate Governance Practice Group.

Andrew advises companies on long-term and strategic capital planning, disclosure and reporting obligations under U.S. federal securities laws, corporate governance issues and stock exchange listing obligations. He represents issuers and underwriters in public and private corporate finance transactions, both in the United States and internationally. His experience encompasses initial public offerings, follow-on equity offerings, investment grade, high-yield and convertible debt offerings and offerings of preferred, hybrid and derivative securities. In addition, he regularly advises companies and investment banks on corporate and securities law issues, including M&A financing, spinoff transactions and liability management programs.

Andrew was named a 2025 Law360 Capital Markets MVP, recognizing him as one of the leading deal lawyers in the market. He is also ranked as a leading Capital Markets lawyer by Chambers USA, Chambers Global, The Legal 500 US, IFLR1000 and Legal Media Group’s Expert Guides Guide to the World’s Leading Banking, Finance and Transactional Lawyers. He is noted as being able to “readily adapt to his client’s style, understand what they need and deliver it,” that he is “so amazingly even-keeled that nothing throws him,” and is a “strong and knowledgeable lawyer” who is very “practical in terms of assessing risk and moving forward.” One client comments that “he combines his extensive knowledge of securities law with practicality and creative problem-solving; when we encounter novel and thorny issues, his responses are quick, thoughtful and useful.” BTI Consulting named Andrew to its 2018 BTI Client Service All-Stars list, recognizing the “lawyers who truly stand out as delivering the absolute best client service” as determined by a poll of corporate counsel.

Representative Transactions

  • Petco Health and Wellness Company, Inc.: $993.6 million initial public offering of 55,200,000 shares of Class A common stock.
  • StepStone Group: $362 million initial public offering of 20,125,000 shares of common stock.
  • Freshpet Inc.: $154 million secondary offering of common stock. (Counsel to Underwriters)
  • Celanese Corporation: $500 million public offering of senior notes; €500 million public offering of Euro-denominated senior notes; €300 million public offering of Euro-denominated senior notes; €750 million public offering of Euro-denominated senior notes; and the $600 million Rule 144A offering of senior notes; multiple other offerings.
  • Kimberly-Clark Corporation: $700 million public offering of notes; $500 million public offering of notes; €500 million public offering of Euro-denominated senior notes; and $350 million public offering of senior notes.
  • Schlumberger Limited: $1.6 billion Rule 144A offering of senior notes; $1.5 billion private exchange offer for three series of outstanding senior notes.
  • Tenet Healthcare Corporation: $1.5 billion Rule 144ARegulation S offering of senior secured notes to finance the redemption of outstanding notes; $3.78 billion Rule 144A offering of senior secured first lien notes and senior notes; $3.6 billion Rule 144A offering of senior secured notes and senior notes to finance acquisition of Vanguard Health Systems; and $1.05 billion Rule 144A offering of senior secured notes; multiple other offerings.
  • United Parcel Service Inc.: $1.5 billion offering of senior notes; $5.19 billion public offering of senior notes and floating rate senior notes; €1.2 billion Euro-denominated public offering of senior notes; and C$750 million offering of Canadian denominated senior notes, among others. (Counsel to Underwriters)
  • Marriott International, Inc.: $850 million public offering of floating rate notes; $450 million public offering of Series X notes; $1.5 billion public of senior notes to finance the acquisition of Starwood Hotels & Resorts Worldwide; $800 million public offering of senior notes; multiple other offerings.
  • Fox Corporation: $6.8 billion Rule 144A offering of senior notes.
  • Welltower Inc.: $1.05 billion public offering of notes (Counsel to Issuer); $1.3 million public offering of senior notes (Counsel to Issuer); $550 million public offering of senior notes (Counsel to Issuer); $700 million public offering of notes. (Counsel to Underwriter)
  • Mondelez International, Inc.: $600 million public offering of notes; $2.5 billion public offering of notes; $570 million tender offer for outstanding debt securities and consent solicitation; C$600 million public offering of Canadian dollar denominated notes; in the $3.75 billion Rule 144A/Reg. S offering of floating rate notes and fixed rate notes; £450 million public offering of Sterling denominated notes; the CHF 675 million private offering of Swiss Franc denominated bonds; €2.4 billion public offering of Euro-denominated notes; multiple other offerings.
  • Colfax Corporation: $460 million public offering of tangible equity units; €350 million Rule 144A offering of Euro-denominated senior notes; $509 million public offering of common stock by selling shareholders; and $306 million public offering of common stock.
  • Moody’s Corporation: $800 million public offer of senior notes; $1 billion Rule 144A offering of senior notes to finance the acquisition of Bureau van Dijk; $300 million public offering of senior notes; and €500 million public offering of Euro-denominated senior notes; multiple other offerings.
  • Hewlett Packard Enterprise: $1.3 billion public offering of floating rate notes; $1.1 billion Rule 144A offering of notes; and $14.6 billion Rule 144A/Reg S offering senior notes.
  • Fairfax Financial Holdings Limited: €176 million Rule 144A/Regulation S offering of Euro-denominated senior notes; €600 million Rule 144A/Regulation S offering of Euro-denominated senior notes. (Counsel to Underwriters)
  • Fluor Corporation: $600 million public offering of senior notes.
  • Noodles & Company: $85 million follow-on public offering of Class A common stock; $18.5 million private placement of Series A convertible stock and warrants to L Catterton in private placement public entity (PIPE) transaction; $177.75 million public offering of common stock; and $110.89 million initial public offering of common stock.
  • Alliant Energy Corporation: $700 million Rule 144A offering of senior notes; $125 million “at the market” offering of common stock; and $250 million public offering of senior notes. (Counsel to Underwriters)
  • South Jersey Industries: $660 million public offering of common stock and equity units; $575 million public offering of common stock; and $211.31 million public offering of common stock.
  • Schlumberger Finance Canada Limited: $1.1 billion Rule 144A offering of senior notes.
  • CoStar Group, Inc.: $862.5 million public offering of common stock; and the $258.75 million public offering of common stock.
  • Pitney Bowes Inc.: $700 million public offering of notes; $400 million public offering of notes; and $500 million waterfall fixed-spread tender offer; multiple other offerings.
  • VMware, Inc.: $4 billion public offering of senior notes.
  • Cardinal Health, Inc.: $5.2 billion public offering of notes and floating rate notes to finance the acquisition of the patient-recovery business of Medtronic; $1.5 billion public offering of notes issued to finance the acquisition of certain assets of the Cordis business of Johnson & Johnson; and $1.2 billion public offering of notes.
  • Coeur Mining, Inc.: $250 million Rule 144A offering of senior notes; $200 million establishment of an “at the market” offering program for up to $200 million of common stock; and $150 million Rule 144A/Reg. S offering of senior notes; multiple other offerings.
  • General Electric Company: €6.5 billion public offering of Euro-denominated notes; $37.5 billion private offer to exchange outstanding debt securities by newly formed finance subsidiary, GE International Funding Company; and €3.15 billion public offering of Euro-denominated notes; multiple other offerings.
  • Chobani, LLC: $530 million Rule 144A/Reg. S offering of senior notes.
  • Xylem, Inc.: $900 million public offering of senior notes; and €500 million public offering of Euro-denominated senior notes.
  • Horace Mann Educators Corporation: $250 million public offering of senior notes.
  • Hewlett Packard Company: Tender offers to retire up to $8.85 billion of outstanding debt securities; and the $3.4 billion public offering of global notes and floating rate global notes, including global notes to finance the acquisition of Autonomy, multiple other offerings.
  • Tiffany & Company: $550 million Rule 144A offering of senior notes.
  • AOL Inc.: $379.5 million Rule 144A offering of convertible senior notes and related note hedge and warrant transactions.
  • Kindred Healthcare Inc.: $245.81 million public offering of common stock. (Counsel to Underwriter)
  • Arthur J. Gallagher & Company: $945 million public offering of common stock to finance the acquisition of the insurance brokerage and premium funding operations of Westfarmers, an Australian conglomerate.
  • Carnival Corporation: $700 million public offering of senior notes.
  • Kraft Foods Group, Inc.: $9.6 billion registered exchange offer of 144A notes issued to finance spin-off of Kraft Foods Group; $6 billion Rule 144A offering of notes; and $800 million public offering of floating rate notes.
  • Thompson Creek Metals Company: $350 million public offering of senior secured first priority notes; $220 million public offering of tMEDS units; and $350 million Rule 144A offering of senior notes.
  • Heineken N.V.: $3.25 billion Rule 144A offering of senior notes including senior notes to fund the acquisition of Asia Pacific Breweries; and $750 million Rule 144A offering of senior notes.
  • Ancestry.com: $232.7 million follow-on secondary offering of common stock; $99 million follow-on offering of common stock; and $100 million initial public offering of common stock.
  • Capital One Financial Corporation: €1.25 billion public offering of Euro-denominated senior notes; $1.25 billion public offering of senior notes; $2 billion public offering of senior notes; $250 million public offering of floating rate senior bank notes issued by Capital One, National Association; $3 billion public offering of senior notes; $2.5 billion public offering of senior notes; multiple other offerings.
  • Wisconsin Power & Light Co.: $350 million public offering of debentures; $300 million public offering of debentures; the $250 million public offering of debentures; and $150 million public offering of debentures. (Counsel to Underwriters)
  • Interstate Power and Light Company: $300 million public offering of senior debentures; $500 million public offering of senior debentures; $250 million public offering of senior debentures; $300 million public offering of senior debentures; the $249.35 million public offering of senior debentures; $200 million public offering of Series D cumulative perpetual preferred stock; $200 million public offering of senior debentures; and $150 million public offering of senior debentures. (Counsel to Underwriters)

Andrew earned his Juris Doctor from Columbia Law School in 2000. He earned a Bachelor of Arts cum laude from the University of Michigan in 1989.

Victor A. Thonke is an associate in the Frankfurt office of Gibson Dunn and a member of the firm’s Administrative Law and Regulatory, Artificial Intelligence, Media, Entertainment, and Technology, and Privacy, Cybersecurity, and Data Innovation practices. He advises at the forefront of digital and data regulation and provides strategic guidance on complex regulatory and public-law matters.

Victor’s technology practice centers on navigating Europe’s core digital-regulation frameworks, including the GDPR, the AI Act, the Digital Services Act and other initiatives under the EU’s Digital Rulebook. His AI and privacy work covers the full spectrum of data protection, data governance, and regulatory enforcement, as well as the governance of AI systems and the rollout of digital services. Through his in-house experience in the privacy team of a leading technology company, Victor brings a practical understanding of regulatory implementation at scale in technology and data-driven business models.

Drawing on his regulatory background, Victor advises on foreign direct investment control (FDI) and national security reviews. He supports investors in cross-border transactions through early risk assessments, multi-jurisdictional strategies and efficient filing processes, and regularly engages with the Ministry for Economic Affairs to facilitate timely clearances.

Working closely with the firm’s Riyadh office, Victor leverages his international public law expertise to advise on legislative and institutional projects connected to Saudi Vision 2030.

Victor has substantial experience representing clients before courts and regulatory authorities, including the European Consumer Protection Cooperation Network (CPC), the Ministry for Economic Affairs, the Federal Justice Office, and various data-protection and media regulators.

Handelsblatt / The Best Lawyers™ in Germany recognized Victor as “One to Watch” in Regulatory Law in 2025/2026.

His representative experience* includes:

  • Advised Meta on content moderation frameworks and regulatory strategy under European and German platform-regulation and media laws.
  • Provided strategic advice for global social media platform on compliance and regulatory engagement.
  • Advised a multinational technology company on the global deployment of AI tools and privacy compliance strategy.
  • Represented a major digital-services company in litigation against the European Consumer Protection Cooperation (CPC) network concerning geo-blocking practices in online services.
  • Represented a global messenger service in a high-profile enforcement case before the Federal Justice Office and German courts.
  • Advised leading technology company on data-incident response and privacy risk mitigation.
  • Represented GlobalWafers in German administrative proceedings relating to foreign direct investment control in its proposed acquisition of Siltronic AG.
  • Advised special economic zone on the setup of its legislative and regulatory framework, including the development of legislative policies, the drafting of founding laws and regulations, and the preparation of the constitutive documents of affiliated bodies.

Prior to joining Gibson Dunn, Victor worked as an associate at a renowned international law firm and gained experience as a trainee lawyer at the Federal Ministry of Justice in Berlin and the European Court of Human Rights in Strasbourg.

Victor is active in the legal community and committed to pro bono work. As part of his engagement, he was seconded to the Greece Pro Bono Collaborative, where he advised on matters of human rights and access to justice.

Victor studied law at Bucerius Law School in Hamburg and the University of Sydney. He passed both the First and Second State Examinations with honors and received an LL.M. in Administrative and European Law with distinction from the German University of Administrative Sciences Speyer. He has been admitted as a German lawyer (Rechtsanwalt) since 2021.

He is fluent in German and English and speaks conversational French.

*Includes matters prior to joining Gibson Dunn

Macey Olave is an associate in the San Francisco office of Gibson Dunn, where she practices in the firm’s Litigation Department.

Macey received her J.D. from Stanford Law School in 2020. She also earned an LL.M. in European and International Business Law from the University of Vienna Law School in 2020. Prior to her legal studies, she earned a master’s degree in Jewish Studies from Oxford University as an Ertegun Graduate Scholar in the Humanities and a bachelor’s degree with highest honors from the University of Texas at Austin, where she was elected to Phi Beta Kappa.

Macey is admitted to practice law in the State of California, the United States Court of Appeals for the Eleventh Circuit, and the United States District Court for the Northern District of California.

Candice D. Johnson is an associate in the Denver office of Gibson Dunn where she practices in the firm’s Capital Markets practice group, focusing on representing leading life sciences companies and investors. Candice advises clients on a wide range of financing transactions and compliance matters, including initial public offerings, follow-on and secondary equity offerings, at-the-market offerings, and private placements, as well as reverse merger transactions, corporate law matters, Securities and Exchange Commission reporting requirements and ownership filings, and corporate governance matters.  

Selected Transactions

  • Initial Public Offerings:  Apogee Therapeutics, Zevia PBC, Viant Technology, Shattuck Labs, 89bio, StepStone Group
  • Follow-on Equity Offerings: Cogent Biosciences, Apogee Therapeutics, Gyre Therapeutics, 89bio, Assertio Holdings, Excelerate Energy, X4 Therapeutics, Odonate Therapeutics, Biora Therapeutics
  • PIPE Offerings: Jade Biosciences, Shattuck Labs, Biora Therapeutics
  • ATM Facilities: Apogee Therapeutics, Biora Therapeutics, Cogent Biosciences, CTI BioPharma, 89bio, Gyre Therapeutics, Newegg Commerce, Shattuck Labs, X4 Therapeutics, Zevia PBC
  • Debt Offerings: Cogent Biosciences, Jade Biosciences, Biora Therapeutics, Wells Fargo & Company and Wells Fargo Bank, N.A., Huntington National Bank, Par Technology, Keysight Technologies, Magnite, Verisign
  • Mergers and Acquisitions:
    • Jade Biosciences in its business combination with Aerovate Therapeutics
    • Neurogene in its business combination with Neoleukin Therapeutics
    • Gyre Therapeutics in its business combination with Catalyst Biosciences
    • SomaLogic in its acquisition of Palamedrix

Candice earned her Juris Doctor from the University of Virginia School of Law in 2018. During law school, she served as a member of the editorial board for the Journal of Law and Politics and was twice selected to be part of the competitive Peer Advisor program. She also served as President of the Law Christian Fellowship. Candice earned her Bachelor of Arts degree, summa cum laude, with a double major in History and Philosophy, Politics, Economics, & Law and a minor in English from the University of Arizona in 2014. She graduated with honors and was elected to Phi Beta Kappa.

Candice is admitted to practice law in the state of Colorado.

Nathan Gershengorin is an associate in the New York office of Gibson Dunn. He currently practices with the firm’s Litigation Department, and his practice focuses on intellectual property litigation.

Prior to joining the firm, Nathan served as a law clerk to Magistrate Judge Roy S. Payne of the United States District Court for the Eastern District of Texas. During his clerkship, he gained valuable experience assisting various pre-trial proceedings, including dozens of Markman hearings and pre-trial conferences. Additionally, Nathan assisted on eight civil jury trials, and several evidentiary hearings.

Nathan graduated magna cum laude from Brooklyn Law School in 2024. While in law school, he served as Associate Managing Editor of the Brooklyn Law Review. Nathan graduated from Boston University in 2021 with a bachelor’s degree in physics cum laude.

Michelle Lou is an associate in the Los Angeles office of Gibson Dunn.

She earned her Juris Doctor degree from Duke University School of Law in 2022. While in law school, Michelle served as an editor on the Duke Law Journal and co-director of the Lawyer on the Line pro bono program. She graduated from Emory University in 2018 with a Bachelor of Arts degree in Political Science.

Representative Experience:

  • SC Holdings, on the merger of leading professional pickleball organizations, the Carvana PPA Tour and MLP by Margaritaville.
  • SC Holdings, in its acquisition of the operator of Pacific Park on the Santa Monica Pier.
  • NTWRK, a digital media and commerce company, on its acquisition of publisher Complex from BuzzFeed.
  • RedBird IMI, on its acquisition of All3Media, one of the world’s leading independent television production and distribution companies.
  • Veritas Capital, on its acquisition of NCR Voyix Corporation’s cloud-based digital banking business for $2.45 billion.
  • Westwood Professional Services, Inc. and Endurance Partners on Blackstone’s majority investment in Westwood.
  • The SpringHill Company LLC, the film and television production company founded by LeBron James and Maverick Carter, on its merger with Fulwell 73.
  • Platinum Equity and Solenis, on the acquisition of NCH Corporation, an expert in middle-market water treatment and industrial solutions.
  • An ad hoc group of term lenders for the broadcast and internet radio platform Audacy Capital Corp and its debtholders to equitize approximately $1.6 billion in funded debt.
  • A controlling ad hoc group of first lien lenders in Dynata, LLC in its Chapter 11 cases.

 

Michelle is admitted to practice in the state of California.

Eric Brooks is a litigation associate in the Washington, D.C. office of Gibson Dunn. He is a member of the firm’s Antitrust, Administrative Law and Regulatory, Artificial Intelligence, and Appellate and Constitutional Law practice groups. Eric helps clients navigate complex legal challenges and disputes—particularly those involving competition and emerging technologies—at every stage from regulatory counseling through appeal.

Eric draws on his experience in high-stakes government roles. Prior to joining Gibson Dunn, Eric clerked for Justice Elena Kagan of the Supreme Court of the United States. Before clerking, he served in the Anticompetitive Practices Division of the Federal Trade Commission’s Bureau of Competition. Prior to his tenure at the FTC, Eric clerked for Judge Jeffrey Meyer of the U.S. District Court for the District of Connecticut and Judge Stephanos Bibas of the Third Circuit.

Eric’s academic background spans both law and technical fields. He earned his J.D. from Yale Law School and has published academic work on preliminary injunctions. Eric also graduated magna cum laude from Yale College with a B.S. in Mathematics. Before law school, he conducted computational genomics research which was published in several scientific journals.

Eric is a member of the District of Columbia Bar and is admitted to practice before the U.S. Supreme Court and the U.S. Courts of Appeals for the Second and Third Circuits.

Tia L. Kerkhof is an Associate in the New York office of Gibson, Dunn & Crutcher, where she is a member of the firm’s Labor and Employment Practice Group.

Tia assists clients in a wide range of employment law matters, including litigation in federal and state courts and before administrative agencies, as well as mediations, internal investigations, and day-to-day employment counseling.

Before joining Gibson Dunn, Tia served as a law clerk to the Honorable Sandra Segal Ikuta of the United States Court of Appeals for the Ninth Circuit.

Tia graduated first in her class from the University of Southern California Gould School of Law, where she received the Law Alumni Award.  She also received the Arthur Manella Prize and the Judge Malcolm Lucas Award for highest class standing at the end of the first year.  Tia served as a senior editor on the Southern California Law Review and was elected to the Order of the Coif.  Tia graduated magna cum laude from California Lutheran University with a bachelor’s degree in political science and a minor in legal studies.

Tia is admitted to practice law in the States of California and New York, the U.S. Court of Appeals for the Ninth Circuit, and before the United States District Court for the Eastern and Southern Districts of New York.

Publications:

  • Tia Kerkhof, Small Fines and Fees, Large Impacts: Ability-to-Pay Hearings, 95 S. Cal. L. Rev. 447 (2021).

Robert W. Harrington is of counsel in the New York office of Gibson Dunn and a member of the firm’s Investment Funds Practice Group.

His practice focuses on the formation, structuring and management of real estate, private equity and infrastructure funds and other investment vehicles, as well as the operational, legal and regulatory issues faced by their sponsors. In addition, he advises sponsors and managers on a variety of corporate matters, including marketing arrangements and fund and firm governance.

Robert completed a secondment with Hunter Point Capital, one of the leading independent firms specializing in GP Stakes investments in other alternative asset managers.

Robert received his Juris Doctor in 2016 from the University of Virginia School of Law, where he was elected to the Order of the Coif and served on the Editorial Board of the Virginia Law Review. He received a Bachelor of Arts degree, summa cum laude, from The College of New Jersey in 2012.

Robert is admitted to practice in the State of New York.

Aakarsh Narula is an associate in Gibson Dunn’s London office and a member of the firm’s Antitrust and Competition practice group.

Aakarsh has experience advising clients on merger control and national security filings across multiple jurisdictions, including the EU, UK, Australia, India, and China.

Aakarsh has assisted clients spanning industries such as snacks, medical devices, cybersecurity, software technology, and pharmaceuticals in navigating merger control and foreign investment clearance processes before competition and trade authorities worldwide, including in the European Union, the UK, Australia, India, and China.

Prior to joining Gibson Dunn, Aakarsh was an associate at another international law firm. Before relocating to London, he practiced with a leading antitrust team in New Delhi, where he advised on technology-sector cases, abuse of dominance investigations, and merger control filings for major cross-border transactions.
 

Mara Abera is a corporate associate in the New York office of Gibson Dunn.

Mara earned her Juris Doctor from University of Southern California Gould School of Law, where she served as a student attorney with the International Human Rights Clinic, a member of Hale Moot Court Honors Program, and a Writing Fellow for the first-year law students. While at Gould, she received the Transnational Law and Business certificate. She earned her Bachelor of Arts in Health & Societies with a minor in Africana Studies and her Master of Public Health, both from the University of Pennsylvania.

Mara is admitted to practice in the State of New York.

Josh Leopold is a litigation associate in the New York office of Gibson, Dunn & Crutcher.

Prior to joining the firm, he clerked for the Honorable Danny J. Boggs of the United States Court of Appeals for the Sixth Circuit.

Josh earned his law degree with Honors from the University of Chicago Law School in 2024, where he served as an Articles Editor of the University of Chicago Law Review and published his academic note, Searching for Standing, 90 U. Chi. L. Rev. 2261 (2023). He received his bachelor’s degree in philosophy and English from Washington University in St. Louis.

Before law school, he worked as an Investigations Paralegal in the Public Corruption Unit of the Manhattan District Attorney’s Office.

Josh is admitted to practice in the State of New York.

Nick Hanna, who served as the Presidentially appointed and Senate-confirmed United States Attorney for the Central District of California during the first Trump Administration, is a litigation partner in Gibson Dunn’s Los Angeles office and co-chairs the firm’s global White Collar Defense and Investigations Practice Group. Nick represents Fortune 500 companies and executives in high-stakes civil litigation, white collar crime, and regulatory and securities enforcement – including internal investigations, False Claims Act cases, and compliance counseling.

A highly experienced trial lawyer, Nick has first-chaired civil and criminal cases in state and federal courts and is one of the select few to be inducted as a Fellow in both the American College of Trial Lawyers and the International Academy of Trial Lawyers, two of the most prestigious invitation-only organizations of preeminent trial lawyers in the country. Nick was also recently recognized in the Daily Journal’s 2023 “Top Verdicts” for obtaining a complete jury defense verdict, after less than three hours of deliberation, in a federal trademark infringement suit brought against TikTok, Inc. and ByteDance Ltd. Nick is also frequently ranked among the best white collar attorneys in the nation. In both 2024 and 2025, the Daily Journal recognized Nick as one of California’s Top White Collar Lawyers. Nick is also ranked Band 1 in California by Chambers USA Guide for white collar defense, listed in Best Lawyers in America®, recommended for class actions and white-collar crime in Institutional Investor’s Benchmark Litigation Guide, routinely named a Southern California “Super Lawyer” for white collar defense by Los Angeles Magazine, recognized in Who’s Who Legal as a leading white-collar practitioner in its 2024 Investigations guide, and has been recognized by Lawdragon in their “500 Global Leaders in Crisis Management” and “500 Leading Litigators in America” guides.

From 2018 to 2021, Nick served as the United States Attorney for the Central District of California in Los Angeles, where he represented the United States in all criminal, civil, national security and tax matters within the district, an area encompassing seven counties and nearly half the state’s population. In that capacity, Nick led a team of over 280 Assistant U.S. Attorneys – the largest U.S. Attorney’s Office outside of Washington D.C. – and oversaw some of the most significant public corruption, fraud, money laundering, cybercrime, economic espionage, and civil rights cases in the country.

As U.S. Attorney, Nick served for three years as the Chair of the White Collar Fraud Subcommittee of the Attorney General’s Advisory Committee, responsible for helping guide DOJ’s nationwide corporate enforcement strategy. He also served as a member of the President’s Task Force on Market Integrity and Consumer Fraud, and as a member of the Corporate Enforcement and Accountability Working Group. During his tenure, Nick partnered with DOJ’s Antitrust Division to start the Procurement Collusion Strike Force in Los Angeles – focused on investigating antitrust crimes in public contracting, such as bid-rigging – created a Financial Crimes Task Force, and oversaw one of the largest Health Care Strike Force’s in the country.

Prior to becoming U.S. Attorney, Nick was a litigation partner with Gibson Dunn for almost 20 years, focusing on white collar defense, regulatory enforcement, and commercial litigation. Nick has significant experience handling Foreign Corrupt Practices Act matters, is one of the few attorneys to have litigated FCPA cases with both DOJ and the SEC, and has conducted sensitive cross-border internal investigations around the globe, including in Argentina, China, Colombia, India, Malaysia, Russia, UAE, and Venezuela.

Early in his career, Nick served as a federal prosecutor in Southern California for eight years. Nick was an Assistant U.S. Attorney for the Central District of California in Los Angeles from 1990 to 1994, handling matters involving illegal export of high-technology computer equipment, money laundering, financial structuring, narcotics, and other violent and economic crimes. From 1995 to 1998, Nick was an Assistant U.S. Attorney for the Southern District of California in San Diego, where he served as Deputy Chief of the Organized Crime Drug Enforcement Task Force and handled cases involving transnational narcotics trafficking organizations, criminal tax and money laundering violations, and international chemical diversion. As an Assistant United States Attorney, Nick has represented the government in numerous federal court jury trials and has briefed and argued cases before the U.S. Court of Appeals for the Ninth Circuit.

Nick received his law degree magna cum laude from Georgetown University Law Center in 1987, where he served as Associate Editor of the Georgetown Law Journal. He earned his B.A. degree from the University of California, San Diego in 1984.