3M Company
Accenture
ACT
Aetna
Altria Client Services, Inc.
Amazon.com
Amgen
Amplify
Apple
Apollo Education Group
ARAMARK Corporation
Astellas Pharma
AstraZeneca Pharmaceuticals
AT&T
Atria Senior Living
Bank of America
Barrick Gold of North America, Inc.
Battelle
Baxter
Best Buy Co., Inc.
Biogen Idec
Blue Cross Blue Shield
BP America
CareSource
Catamaran
CenturyLink
Cerner Corporation
Chevron
Chrysler
Cisco Systems
Citi
The Coca-Cola Company
The College Board
Comcast Corporation
CCA
CSC
CVS Caremark
Daiichi Sankyo
Daimler
Darden Restaurants
Deloitte
DeVry, Inc.
Dominion

The Dow Chemical Company
DTE Energy
Duke Energy
Education Management Corporation
Educational Testing Service
EMD Serono
ESRI
ExxonMobil Corporation
Ford Motor Company
General Dynamics C4S
General Electric Company
General Motors
Gilead Sciences, Inc.
GlaxoSmithKline
Golden Living
Google
GTECH
Hallmark Cards, Inc.
Harley-Davidson Motor Company
HDR, Inc.
Hewlett-Packard Company
Hospital Corporation of America
Houghton Mifflin Harcourt Publishing Company
Humana
IBM Corporation
Intel
International Paper
Intuit
Johnson & Johnson
JPMorgan Chase & Co.
Kaiser Permanente
Knowledge Universe
Louis Berger Group
Marathon Oil
Mars
MAXIMUS
McKinsey & Company
Merck & Co., Inc.
Microsoft Corporation
Molina Healthcare, Inc.
Morgan Stanley
Motorola Solutions

 
Mylan Inc.
Nestle Waters North America
NIC, Inc.
Nike
Norfolk Southern
Northrop Grumman
Novartis Pharmaceuticals USA
Novo Nordisk Inc.
Oracle USA Inc.
Pearson Education
Premier
Purdue Pharma
Pfizer
The Procter & Gamble Company
Prudential Financial
ResCare
Sanofi
SAS Institute Inc.
SCAN Health Plan
Scholastic
Sodexo USA
South Alabama Gas District
Southern Company
State Farm Insurance
Target
TEVA Pharmaceuticals USA
TIAA-CREF
Time Warner Cable
Toyota Motor North America
TransCanada
Truven Health Analytics
Unilever United States
UnitedHealth Group
Union Pacific Railroad
Verizon Communications
Walgreen Co.
Wal-Mart Stores Inc.
Weight Watchers International WellCare Health Plans, Inc.
WellPoint, Inc.
Western Governors University