Aetna U.S. Healthcare
AFLAC
AIG
Allianz Life of North America
American International Group
American International Group Life
American Stop Loss
Ameritas
AMS
Assurant Health
AUL
Blue Cross® Blue Shield® of Arizona
C.N.A. Financial Corp.
Care Entree
Celtic Life
Ceridian Corporation
Chubb Group of Insurance Companies
CIGNA
CNA
COBRA by CONEXIS
Cobra Compliance Systems, Inc.
Colonial Life & Accident Insurance
Combined Insurance Company of America
Companion Life Insurance
CONSECO
Delta Dental
Destiny Health
Express Scripts
First Colony Life
GE Capital
Golden Rule
Great West Life
Guardian
Health Net
Humana
Illinois Mutual Life Insurance Co.
John Hancock Life Insurance Company
Kansas City Life Insurance Company
Lincoln Financial Group
Mass Mutual Financial Group
Massachusetts Mutual Life Insurance Co
Medical Eye Services
MetLife
Mutual of Omaha Companies
New England Life
Nippon Life Insurance Company of America
Old Line Life
Old Republic Life
OnQue Technologies, Inc.
Pacific Life
Premier Access Dental
Prepaid Legal Services
Principal Financial Group
Principal Life Insurance Company
Protective Dental
Protective Life
Reliastar
Republic Indemnity Company of America
SAFECO Corporation
Security-Connecticut Life Insurance Company
Sun Life
Sun Life Financial
The Hartford
Transamerica Occidental Life
Travelers Insurance Company
Trustmark Insurance Company
U.S. Life
Union Central Life Insurance Company
United Concordia Dental
United Health Care
United Healthcare
UNUM
UNUM Provident
Vision Plan of America
West Coast Life Insurance Company
Zurich U.S.