Helgi C. Walker > Gibson, Dunn & Crutcher LLP > Washington DC, United States > Lawyer Profile

Gibson, Dunn & Crutcher LLP Offices

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Helgi C. Walker

+1 202.887.3599 hwalker@gibsondunn.com

Work Department

Litigation.

Position

Co-Chair, Administrative Law and Regulatory Practice Group; Member, Appellate and Constitutional Law Practice Group. Appellate, regulatory and complex litigation. Helgi has extensive experience in appellate challenges to agency rulemakings, particularly in telecommunications, and other high-stakes commercial litigation.

Career

For more information, please visit https://www.gibsondunn.com/lawyer/walker-helgi-c/.

Memberships

Chair, D.C. Circuit Advisory Committee on Procedures; Board of Directors, Historical Society of the D.C. Circuit.

Education

JD, University of Virginia School of Law, 1994; Executive Editor, Virginia Law Review; Order of the Coif.

Top Tier Firm Rankings

• Antitrust > Cartel
• Antitrust > Civil litigation/class actions: defense
• Government > Government relations
• Environment > Environment: litigation
• Dispute resolution > General commercial disputes
• Dispute resolution > International litigation
• Labor and employment > Labor and employment disputes (including collective actions)
• Real estate > Land use/zoning
• Real estate > Real estate finance
• Finance > Commercial lending
• Labor and employment > Labor and employment disputes (including collective actions)
• Labor and employment > Labor and employment disputes (including collective actions)
• Labor and employment > Labor and employment disputes (including collective actions)
• Media, technology and telecoms > Media and entertainment: litigation
• Real estate > Real estate finance
• Transport > Aviation and air travel: finance
• Media, technology and telecoms > Media and entertainment: transactional
• Real estate > Real estate finance
• Labor and employment > Labor and employment disputes (including collective actions)
• Media, technology and telecoms > Technology transactions
• Media, technology and telecoms > Outsourcing
• Transport > Rail and road: litigation and regulation
• Real estate > Real estate
• Real estate > Real estate finance
• Dispute resolution > Securities litigation: defense

Firm Rankings

• Insurance > Advice to insurers
• Finance > Capital markets: debt offerings
• Media, technology and telecoms > Cyber law (including data privacy and data protection)
• Energy > Energy regulation: electric power
• Energy > Energy transactions: electric power
• Energy > Energy transactions: oil and gas
• Dispute resolution > M&A litigation: defense
• M&A/corporate and commercial > M&A: large deals ($1bn+)
• Media, technology and telecoms > Media and entertainment: transactional
• Intellectual property > Patents: litigation (full coverage)
• Investment fund formation and management > Private equity funds (including venture capital)
• Finance > Project finance
• Energy > Renewable/alternative power
• Finance > Restructuring (including bankruptcy): corporate
• Intellectual property > Trade secrets (litigation and non-contentious matters)
• Tax > US taxes: contentious
• Tax > US taxes: non-contentious
• Finance > Capital markets: high-yield debt offerings
• M&A/corporate and commercial > Corporate governance
• Energy > Energy litigation: oil and gas
• Dispute resolution > Financial services litigation
• Government > Government contracts
• Dispute resolution > Leading trial lawyers
• Antitrust > Merger control
• M&A/corporate and commercial > Private equity buyouts: large deals ($500m+)
• Dispute resolution > Product liability, mass tort and class action - defense: toxic tort
• Industry focus > Sport
• Media, technology and telecoms > Technology transactions
• Finance > Commercial lending
• Finance > Capital markets: equity offerings
• International Trade > Customs, export controls and economic sanctions
• Energy > Energy litigation: electric power
• Energy > Energy regulation: oil and gas
• Dispute resolution > International arbitration
• Healthcare > Life sciences
• Finance > Structured finance: derivatives and structured products
• M&A/corporate and commercial > Venture capital and emerging companies
• Dispute resolution > Appellate: courts of appeals / Appellate: supreme courts (states and federal)
• Dispute resolution > Corporate investigations and white-collar criminal defense