• Abell Foundation
  • ADP
  • AEGON USA Inc.
  • Allstate Corporate
  • American Express Tax and Business
  • Aramark Corp.
  • AT&T
  • AXA Foundation
  • Baltimore Community Foundation
  • Bank of America
  • Bechtel Foundation
  • Becton Dickinson and Company
  • Bestfoods
  • Black & Decker
  • Boeing
  • Bristol-Myers
  • Charles Schwab & Co. Inc.
  • Ciena Corporation
  • Cisco Systems
  • Coca-Cola Co.
  • Constellation Energy Group
  • Crown Central Petroleum
  • Coca-Cola
  • CXS Transportation
  • Deloitte & Touche LLP
  • Deutsche Bank Americas Foundation
  • Enterprise Social Investment
  • Ernst & Young Foundation
  • Exxon Corporation
  • Fannie Mae
  • Federated Department Stores
  • First Data Corporation
  • Freddie Mac
  • Gap, Inc.
  • General Dynamics
  • General Electric
  • Guardian Life Insurance Co. of America
  • Hershey Foods
  • Hewlett-Packard
  • Home Depot
  • Houghton Mifflin Company
  • H&R Block Inc.
  • H.J Heinz Co.
  • IBM Corporation
  • Johnson & Johnson
  • JP Morgan Chase
  • Kraft Foods
  • Lincoln Financial Group
  • Lockheed Martin Corporation
  • Lucent Technologies
  • Massachusetts Mutual Life Ins.
  • May Department Stores
  • McCormick & Company
  • McDonald's Corp.
  • M&T Foundation
  • Mercantile-Safe Deposit & Trust Co.
  • Merrill Lynch & Co.
  • Metropolitan Life Foundation
  • Microsoft
  • Mobil Foundation
  • Morgan Stanley Dean Witter
  • Nationwide Insurance Foundation
  • New England Financial
  • NIKE Inc.
  • Northrup Grumman
  • Northwestern Mutual Life Foundation
  • Office Depot
  • Pepsi Co. Foundation
  • Procter & Gamble Fund
  • Prudential Securities
  • Revlon Inc.
  • Ryland Homes
  • Sallie Mae
  • Starbucks
  • State Farm Companies Foundation
  • St. Paul Companies
  • Struever Bros.
  • Subaru of America
  • SunTrust Bank
  • T. Rowe Price Associates
  • TransAmerica Corp.
  • United Parcel Service
  • Unilever United States Inc.
  • Union Pacific Corp.
  • Vanguard Group Inc.
  • Verizon
  • Walt Disney
  • Wells Fargo
  • Washington Post
  • Yum Brands (Taco Bell, Pizza Hut, KFC)
  • Zurich N.A. Foundation