President's Circle
($1M+ in the past year or have made a multi-year commitment of $2M+)

American Airlines
Caterpillar Foundation
GUCCI*
H&M*
IKEA *
ING Foundation*

MAC AIDS Fund*
Merck
Pfizer Inc.
Pier 1 Imports, Inc.
Unilever Foundation*
UPS and The UPS Foundation
The Walt Disney Company

Director's Circle
($250K–999K in the past year or have made multi-year commitment of $1M+)

Apple Records Inc.
BD
Crocs
GE Foundation

Google Inc.
Johnson & Johnson
L'Oréal USA - Giorgio Armani Fragrances

Leader's Circle
($100K–249K in the past year)

Adobe Systems Incorporated
BP Foundation 

Microsoft Corp.
Sears Holding Management Corporation-Kmart
The NASDAQ OMX Group, Inc.

Million Dollar Circle
(1M+ over the history of the partnership)

Accenture Foundation
American Airlines
American Express
Apple Records Inc.
BD
British Petroleum
Carnival Corporation
Caterpillar Foundation
Dell
ExxonMobil
GE Foundation
GUCCI*
H&M*
IKEA*
ING Foundation
InterContinental Hotels Group
International Trachoma Initiative, Inc.
Jefferies & Company, Inc.
Johnson & Johnson

Johnson Controls Foundation
L'Oréal USA - Giorgio Armani Fragrances
Major League Baseball
MasterCard International
Merck
Merrill Lynch & Co. Foundation, Inc.
Microsoft Corp.
Montblanc*
National Basketball Association
Norseland, Inc.
Pacific Life Foundation
Pfizer Inc.
Pier 1 Imports, Inc.
The Procter & Gamble Company
The J.P. Morgan Chase Foundation
The Prudential Foundation
The Safeway Foundation
UPS and The UPS Foundation
The Walt Disney Company