Example image of eyePlorer eyePlorer map for 'Marsh & McLennan Companies': Insurance broker Professional services United States 1000000000 (number) United States dollar Corporation Diversified financial Fortune 500 Midtown Manhattan New York City Insurance Intermediary Kroll Inc. Lippincott Management consulting Mercer (consulting firm) NERA Economic Consulting Oliver Wyman Reinsurance Consumer price index Donald R. McLennan Million Johnson & Higgins Putnam Investments The Great-West Life Assurance Company September 11 attacks World Trade Center American Airlines Flight 11 List of tenants in One World Trade Center 2001 L. Paul Bremer September 11 Terrorism Control Risks Group 2004 July 8 John P. O'Neill Eliot Spitzer New York October 14 American International Group Jeffrey W. Greenberg 2007 September 14 David A. Olsen Mathis Cabiallavetta Scotty McLennan Leslie M. Baker, Jr. List of World Trade Center tenants List of Saint Joseph's University people