WSGR logoWSGR logo
WSGR logo
  • Experience
  • People
  • Insights
  • About Us
  • Careers

  • Practice Areas
  • Industries

  • Corporate
  • Intellectual Property
  • Litigation
  • Patents and Innovations
  • Regulatory
  • Technology Transactions

  • Capital Markets
  • Corporate Governance
  • Corporate Life Sciences
  • Derivatives
  • Emerging Companies and Venture Capital
  • Employee Benefits and Compensation
  • Energy and Climate Solutions
  • Executive Advisory Program
  • Finance and Structured Finance
  • Fund Formation
  • Greater China
  • Mergers & Acquisitions
  • Private Equity
  • Public Company Representation
  • Real Estate
  • Restructuring
  • Shareholder Engagement and Activism
  • Tax
  • U.S. Expansion

  • Special Purpose Acquisition Companies (SPACs)

  • Environmental, Social, and Governance

  • AI and Data Center Infrastructure
  • Energy Regulation and Competition
  • Project Development and M&A
  • Project Finance and Tax Credit Transactions
  • Sustainability and Decarbonization
  • Transportation Electrification

  • U.S. Expansion Library and Resources

  • Post-Grant Review
  • Trademark and Advertising

  • Antitrust Litigation
  • Arbitration
  • Board and Internal Investigations
  • Class Action Litigation
  • Commercial Litigation
  • Consumer Litigation
  • Corporate Governance Litigation
  • Employment Litigation
  • Government Investigations
  • Internet Strategy and Litigation
  • Patent Litigation
  • Securities Litigation
  • State Attorneys General
  • Supreme Court and Appellate Practice
  • Trade Secret Litigation
  • Trademark and Copyright Litigation
  • Trial
  • White Collar Crime

  • Advertising, Promotions, and Marketing
  • Antitrust and Competition
  • Committee on Foreign Investment in the U.S. (CFIUS)
  • Communications
  • Data, Privacy, and Cybersecurity
  • Export Control and Sanctions
  • FCPA and Anti-Corruption
  • Federal Trade Commission
  • Fintech and Financial Services
  • Government Contracts
  • Healthcare and FDA Regulatory
  • National Security and Trade
  • Payments
  • State Attorneys General
  • Strategic Risk and Crisis Management
  • Tariffs, Customs, and Import Compliance

  • Antitrust and Intellectual Property
  • Antitrust Civil Enforcement
  • Antitrust Compliance and Business Strategy
  • Antitrust Criminal Enforcement
  • Antitrust Litigation
  • Antitrust Merger Clearance
  • European Competition Law
  • Third-Party Merger and Non-Merger Antitrust Representation

  • FDA Regulatory and Compliance

  • Anti-Money Laundering
  • Foreign Ownership, Control, or Influence (FOCI)
  • Team Telecom

  • AI in Healthcare
  • Animal Health
  • Artificial Intelligence and Machine Learning
  • Aviation
  • Biotech
  • Blockchain and Cryptocurrency
  • Clean Energy
  • Climate and Clean Technologies
  • Communications and Networking
  • Consumer Products and Services
  • Data Storage and Cloud
  • Defense Tech
  • Diagnostics, Life Science Tools, and Deep Tech
  • Digital Health
  • Digital Media and Entertainment
  • Electronic Gaming
  • Fintech and Financial Services
  • FoodTech and AgTech
  • Global Generics
  • Internet
  • Life Sciences
  • Medical Devices
  • Mobile Devices
  • Mobility
  • NewSpace
  • Quantum Computing
  • Semiconductors
  • Software

  • Offices
  • Country Desks
  • Events
  • Community
  • Our Diversity
  • Sustainability
  • Our Values
  • Board of Directors
  • Management Team

  • Austin
  • Boston
  • Boulder
  • Brussels
  • Century City
  • Hong Kong
  • London
  • Los Angeles
  • New York
  • Palo Alto
  • Salt Lake City
  • San Diego
  • San Francisco
  • Seattle
  • Shanghai
  • Washington, D.C.
  • Wilmington, DE

  • Law Students
  • Judicial Clerks
  • Experienced Attorneys
  • Patent Agents
  • Business Professionals
  • Alternative Legal Careers
  • Contact Recruiting

Find an Attorney by Surname:

Filter by:

Practices
Industries
Bar Admissions
Position
Offices
School
Reset Search

Search Results

Daniel Glazer
Partner
London
Daniel counsels UK and European tech and life sciences companies on U.S. expansion and fundraising.
  • Corporate
View Profile
Sean Semmler
U.S. Expansion Counsel
Sean Semmler is the lead U.S. Expansion Counsel at Wilson Sonsini Goodrich Rosati, where he advises start-ups, scale-ups, and other high-growth companies from all over the world throughout their U.S. lifecycle, including their U.S. launch, expansion, fundraising, partnerships, M&A, and IPO. Sean has advised hundreds of clients on a range of issues, including entity formation, EIN applications, regulatory compliance, and ongoing corporate governance.
  • Corporate
View Profile
Yoichiro (Yokum) Taku
Partner
Palo Alto
Yokum focuses on helping technology and growth companies at all stages of development.
  • Corporate
View Profile
Steven V. Bernard
Partner
Palo Alto

Steve has represented non-U.S. and domestic companies in U.S. IPOs, global securities offerings, cross-border M&A, and SEC compliance for more than 25 years.

  • Corporate
View Profile
Jose M. Campos
Partner
London
Jose Campos is a partner in Wilson Sonsini’s London office, where he focuses on advising U.S. and European technology start-ups and scale-ups through all stages of their U.S. life cycle, including incorporation, venture capital financings, mergers and acquisitions, and other strategic transactions.  He also supports investors that invest in technology companies. He is well-versed in assisting non-U.S. technology companies with their U.S. expansion plans and “flipping” into U.S. holding companies. Jose’s broad and varied experience gives him unique insight into advising technology companies on their growth and expansion plans.
  • Corporate
View Profile
Bradley H. Doline
Partner
London

Brad brings significant expertise in cross-border transactions across a range of sectors, with a particular focus on emerging companies, venture capital, and fund formation.

  • Corporate
View Profile
Richard Goold
Partner
London
Richard Goold is a partner in the London office of Wilson Sonsini Goodrich & Rosati, where he supports public and private technology, life sciences, and emerging growth companies through all stages of their growth. He is a trusted business and legal advisor to companies that undertake transformative events—primarily venture/growth/private equity financings, acquisitions, and M&A/IPO exits.
  • Corporate
View Profile
Gary R. Greenstein
Partner
Washington, D.C.
Gary represents companies in transactions with record labels, music publishers, and program suppliers focusing on intellectual property, licensing, and commercial transactions.
  • Technology Transactions
View Profile
Michael C. Labriola
Partner
London
Michael Labriola is a partner with Wilson Sonsini Goodrich & Rosati, where he counsels public and private technology, life sciences, and emerging growth companies through all stages of their growth. Michael has particular experience with Wilson Sonsini’s clients across the U.S. East Coast and Europe. He has a particular focus on supporting companies that undertake transformative events, such as growth financings, IPOs, acquisitions, and exit sales. Michael counsels clients in matters ranging from formation and early-stage venture financing to listings of publicly traded securities on U.S. and foreign exchanges to seasoned public offerings and private and public company acquisitions. He also has considerable experience in counseling publicly held companies on disclosure matters, SEC compliance, Nasdaq and NYSE listing matters, and other securities laws issues. In addition, Michael frequently represents investment banks, venture capital funds, and private equity firms in a broad range of investment transactions.
  • Corporate
View Profile
Lou Lieto
Partner
Boston
Dr. Lieto focuses on patent law-related matters for clients in the life sciences industry.
  • Patents and Innovations
View Profile
Martin Luff
Partner
London
Martin Luff is a dual-qualified partner in the London office of Wilson Sonsini Goodrich & Rosati, where he is a member of the firm’s employment practice. Martin focuses on UK, US, and international labor and employment law, and has extensive experience counseling clients in all aspects of the employment relationship. He supports clients on day-to-day UK human resources and personnel issues, including employment and consulting agreements, international employee transfers and expatriate arrangements, disciplinary and performance issues, senior executive terminations, and employment disputes.  He also advises on employment matters related to domestic and cross-border business transactions. Additionally, Martin provides counsel on non-competition and non-solicitation covenants, redundancies and group layoffs, employment issues arising from US federal government contracts, record retention policies, and international data privacy and transfer laws.
  • Corporate
View Profile
Scott A. McKinney
Partner
Washington, D.C.

Scott focuses on complex commercial and technology transactions and frequently advises companies with new and emerging technologies.

  • Technology Transactions
View Profile
Victor Nilsson
Partner
Seattle
Victor Nilsson is a partner in Wilson Sonsini’s corporate group, where he works with public and private technology and life sciences companies through all stages of their growth, as well as with investment banks and venture capital and private equity firms.
  • Corporate
View Profile
Matthew C. Norgard
Partner
New York
Matthew Norgard is a partner in the New York office of Wilson Sonsini Goodrich & Rosati, where he practices employee benefits and compensation law, focusing on the representation of private and public high technology and growth companies. As part of his practice, Matthew advises U.S. and international clients on the design, drafting, and administration of equity-based compensation programs (including stock option, restricted stock, and other equity arrangements); employment, consulting, retention, severance, change in control, and deferred compensation arrangements; and the associated tax (including Section 409A), accounting, ERISA, and securities law implications.
  • Employee Benefits and Compensation
View Profile
Catherine V. Riley Tzipori
Partner
New York
Catherine Riley Tzipori is a partner in the New York office of Wilson Sonsini Goodrich & Rosati, where she specializes in corporate, securities, and mergers and acquisitions transactions in particular for high-growth, venture-backed companies across a range of sectors. Catherine has experience representing public and private companies in a wide range of transactions, including financings, mergers, asset acquisitions, acquihires, securities and debt offerings, complex business formations, joint ventures, and other strategic transactions. In addition, Catherine has counseled privately and publicly held companies on general corporate governance and disclosure matters.
  • Corporate
View Profile
Craig E. Sherman
Partner
Seattle
Craig represents companies, venture capital firms, and investment banks in private placements and public offerings. He also has M&A, technology licensing, and domestic and international joint venture experience.
  • Corporate
View Profile
Allison B. Spinner
Partner
Palo Alto
Allison is head of the firm’s Corporate Department. She represents companies, investment banks, and venture and private equity firms in corporate transactions and governance matters.
  • Corporate
View Profile
Stefan Geirhofer
Of Counsel
Washington, D.C.
Dr. Stefan Geirhofer is Of Counsel in the technology transactions group of Wilson Sonsini Goodrich & Rosati. Stefan’s practice focuses on transactions involving complex technology and intellectual property issues, including mergers and acquisitions, carve-out transactions, transfers and licenses of intellectual property, collaborations, research and development agreements, and joint ventures. Stefan advises clients in a wide array of technologies with concentration on the high-tech and software fields.
  • Technology Transactions
View Profile
  • 1
  • 2
  • people
  • insights
  • about us
  • careers
  • Binder
  • Alumni
  • Mailing List Signup
  • Client FTP Portal
  • Privacy Policy
  • Terms of Use
  • Accessibility
WSGR logo
Twitter
LinkedIn
Facebook
Instagram
Youtube
Copyright © 2026 Wilson Sonsini Goodrich & Rosati. All Rights Reserved.