Margaret Warner > McDermott Will & Emery LLP > Washington DC, United States > Lawyer Profile
McDermott Will & Emery LLP Offices
THE MCDERMOTT BUILDING, 500 NORTH CAPITOL STREET, NW
WASHINGTON, DC 20001-1531
DISTRICT OF COLUMBIA
United States
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Margaret Warner
Work Department
Litigation & Dispute Resolution
Position
Margaret Warner has served as first chair trial and appellate counsel in state and federal courts in over 30 jurisdictions. Her work has spanned antitrust, commercial, class action, environmental, healthcare, insurance, mass tort, product liability and reinsurance disputes. Margaret has taken numerous cases to verdict/judgment before juries, judges and arbitration tribunals. Many of her cases have involved high-profile public policy issues from the Agent Orange litigation in the 1980s, environmental and Superfund litigation involving such notorious sites as Love Canal and the Hudson River in the 1990s, to sexual abuse, 9/11, antitrust, healthcare, ERISA and COVID-19 litigation in the 21st Century.
Please visit McDermott website for full biography: https://www.mwe.com/people/warner-margaret-h/
Lawyer Rankings
United States > Industry focus > Insurance: advice to insurers
(Hall of Fame)The insurance practice at McDermott Will & Emery LLP
helps its broad client base, which includes prominent names in the industry, ‘achieve positive, practical outcomes that make long term sense’. The team handles contentious insurance coverage litigation, reinsurance disputes and offers regulatory advice and representation. Of note is its expertise in captive insurance and risk retention group matters as well as in the insurtech sector. The team is led by Ryan Smethurst, who has a wealth of trial and appellate experience, and Margaret Warner
, ‘an outstanding litigator and strategist‘ in Washington DC together with Jane Byrne in New York, who advises clients in high-value coverage and transactional disputes as well as reinsurance litigation and arbitration.
Lawyer Rankings
- Hall of Fame - United States > Industry focus > Insurance: advice to insurers
- Insurance: advice to insurers - United States > Industry focus
Top Tier Firm Rankings
- Investment fund formation and management > Alternative/hedge funds
- Industry focus > Healthcare: health insurers
- Industry focus > Healthcare: service providers
- Investment fund formation and management > Alternative/hedge funds
- Tax > US taxes: contentious
- Tax > US taxes: non-contentious
Firm Rankings
- Labor and employment > Employee benefits, executive compensation and retirement plans: transactional
- Industry focus > Energy regulation: electric power
- Industry focus > Energy: renewable/alternative power
- Tax > Financial products
- Industry focus > Healthcare: life sciences
- Tax > International tax
- M&A/corporate and commercial > M&A: middle-market ($500m-999m)
- Media, technology and telecoms > Outsourcing
- Dispute resolution > Product liability, mass tort and class action - defense: toxic tort
- Intellectual property > Trademarks: non-contentious (including prosecution, portfolio management and licensing)
- Media, technology and telecoms > Cyber law (including data privacy and data protection)
- Labor and employment > Employee benefits, executive compensation and retirement plans: design
- Labor and employment > ERISA litigation
- Dispute resolution > General commercial disputes
- Labor and employment > Immigration
- Industry focus > Insurance: advice to insurers
- Industry focus > Insurance: non-contentious
- International Trade > International trade
- Labor and employment > Labor and employment disputes (including collective actions): defense
- Labor and employment > Labor-management relations
- Antitrust > Merger control
- Intellectual property > Patents: prosecution (including re-examination and post-grant proceedings)
- Labor and employment > Workplace and employment counseling
- Antitrust > Cartel
- Antitrust > Civil litigation/class actions: defense
- Industry focus > Energy transactions: electric power
- Intellectual property > Patents: litigation (full coverage)
- Intellectual property > Patents: litigation (International Trade Commission)
- Real estate > Real estate finance
- Finance > Structured finance: derivatives and structured products
- Intellectual property > Trade secrets (litigation and non-contentious matters)
- Intellectual property > Trademarks: litigation
- Dispute resolution > Corporate investigations and white-collar criminal defense
- M&A/corporate and commercial > Private equity buyouts
- Investment fund formation and management > Private equity funds (including venture capital)
- Finance > Restructuring (including bankruptcy): corporate
- Dispute resolution > Appellate: courts of appeals / Appellate: supreme courts (states and federal)
- Finance > Commercial lending