Executive Officers

  • Diana N. Adams, President and Chief Executive Officer
  • David Barranco, Senior Managing Director, Restructuring and Corporate Development
  • Iain H. Bruce, Senior Managing Director, RMBS Risk Management
  • Robert B. Eisman, Senior Managing Director, Chief Accounting Officer and Controller
  • Stephen M. Ksenak, Senior Managing Director and General Counsel
  • Cathleen J. Matanle, Senior Managing Director, Portfolio and Credit Risk Management
  • Michael Reilly, Senior Managing Director, Chief Information Officer, Chief Administrative Officer
  • David Trick, Senior Managing Director, Chief Financial Officer and Treasurer

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Key Contacts

Investor and Media Relations


European Fixed Income Investor Relations

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Information Management Services Contacts

Refundings, Notices of Redemption, Notices of Document Change
notices@ambac.com

Requests for Consents, Waivers, Amendments
consents@ambac.com

Financial Statements, Annual Reports, Other Transaction Documents
documentmanagement@ambac.com

Claims Processing
claimsprocessing@ambac.com

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Offices

  • Corporate Headquarters

    One State Street Plaza
    New York, NY 10004

    Tel: +1 212 658 7470
          +1 800 221 1854
    Fax: +1 212 509 9190

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  • London

    Ambac Assurance UK Limited
    Second Floor
    21 Great Winchester Street
    London EC2N 2JA, England

    Tel: +44 20 7786 4300
    Fax: +44 20 7786 4343

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  • Milan

    Ambac Assurance UK Limited
    Milan Branch
    Via Monte di Pietà, 21
    20121 Milan
    Italy

    Tel: +39 02 86 337642
    Fax: +39 02 86 337400