Top Tenants

Mack-Cali’s 20 Largest Tenants

(Ranked by annualized base rent.)

• National Union Fire Insurance Company
• Citigroup Global Markets, Inc.
• DB Services New Jersey, Inc.
• Wyndham Worldwide Operations
• United States of America - GSA
• New Cingular Wireless PCS, LLC
• Keystone Mercy Health Plan
• Prentice-Hall, Inc.
• Forest Research Institute, Inc.
• AT&T Corp.
• ICAP Securities USA, LLC
• Toys 'R' Us-NJ, Inc.
• Daiichi Sankyo, Inc.
• TD Ameritrade Online Holdings
• IBM Corporation
• Credit Suisse (USA), Inc.
• Allstate Insurance Company
• Merrill Lynch Pierce Fenner
• Montefiore Medical Center
• National Financial Services

As of 12/31/09