AEGON USA Inc.
Aflac Incorporated
Albertson's, Inc.
Albertson’s ASC Employees H and W Trust
Albertson’s Employees Federal Credit Union
Alterra Healthcare Corp.
Amica Mutual Insurance
APWU (American Postal Worker’s Union)
Aurora East School District 131
AVMA Group Health and Life Insurance Trust
Bandag Incorporated
Bill Heard Enterprises, Inc.
Boilermakers National Health & Welfare Fund
BPB USA, Inc.
Caremark Rx, Inc.
Carlson Restaurants Worldwide
Carondelet Health
Caseys General Store
Celotex Corporation
Chipotle Mexican Grill
Christopher & Banks, Inc.
CMC Steel Group
Compass Minerals
ConAgra Foods, Inc.
Coventry Health Care
Cretex Companies, Inc.
CUSA, LLC
Dairy Farmers of America, Inc.
Donatos Pizzeria Corporation
Evergreen Healthcare Management, L.L.C.
First Health Life and Health Insurance Company
Grede Foundries Inc.
HCA
HCA - Retirees
IBEW-NECA Southwestern Health & Benefit Fund INTEGRIS Health, Inc.

International Brotherhood of Boilermakers

IPC International

Isle of Capri Casino, Inc.

Jockey International, Inc.

KB Toys

Koch Industries

Labor Ready, Inc.

Lincolnway Affiliate Schools

Mail Handlers

Marmon Group of Companies Healthcare Plan

Masters, Mates & Pilots

McDermott, Will & Emery, LLP

McDonald’s Corporation

Meredith Corporation

Mesa Airlines, Inc.

Missouri Consolidated Health Care Plan

National Association of Letter Carriers (NALC)

New England Financial

New World Restaurant Group, Inc.

NovaStar Financial

NPC International, Inc.

OFS Fitel, LLC

ONYX North America

PSI

Quixote Corporation 

Reckitt Benckiser

Renal Care Group

Robbins & Meyers, Inc.

Ryko Manufacturing Company

SAPA, Inc.

Seafarers International Union

Sensus Metering Systems

Strategic Outsourcing Inc.

Sunbelt Beverage Company, LLC
The Episcopal Church Medical Trust
The Marmon Group, Inc.
The Rowe Companies
Tire Centers, LLC
Troy Community School Dist, 30-C
U.S. Concrete
U.S. Healthworks
ULLICO
United Fire Group
United Industrial Workers
Walsworth Publishing Company
Yamaha Corp. of America