Skip to content
  • Arch Capital Group
  • Insurance
  • Reinsurance
  • Mortgage
  • Investors
  • News
ACGL $92.77 -0.33 (-0.36%)
Arch Insurance logo Arch Insurance logo
  • Our Businesses
    Our Businesses
    • North America
    • United States
    • Canada
    • International
    • London Market
    • UK Regional Division
    • Australia
    • Bermuda
    • EU/EEA
  • Leadership
  • Insights
  • Claims
    Claims
    • Australia Claims
    • London Market Claims
    • UK Regional Division Claims
    • Canada Claims
    • U.S. Claims
  • Find a Contact
  • Investors
  • News
  • Arch Capital Group
  • Insurance
  • Reinsurance
  • Mortgage
  • Arch Insurance
  • Find a Contact
  • Margaux Lansen
Margaux Lansen headshot.

Margaux Lansen

Vice President, Professional Liability | United States

  • +1 212 271 8324
  • [email protected]
Arch Insurance logo
  • Arch Insurance
    • Careers at Arch Insurance
    • Find a Contact
    • News
  • Our Affiliates
    • Arch Underwriters Inc.
    • McNeil & Company Inc.
    • Red Sky Insurance
    • RoamRight
    • Thimble
    • Ventus Risk Management
  • About Arch
  • Office Locations
  • Purpose & Values
  • Sustainability & Governance
  • Accessibility Statement
  • Terms & Conditions
  • Privacy & Data Protection Policy
  • Cookie Policy
©2025 Arch Capital Group Ltd.

We use cookies to give you the best experience on our website.

You can find out more about which cookies we are using or turn them off at any time in .