Humana
Offers coordinated health insurance coverage and related services to employer groups, government-sponsored plans, small businesses and individuals.
http://www.humana.com/

Self-Employed Health Insurance
Healthinsurancesavings.com can provide you access to affordable quotes for health insurance, life insurance, and dental insurance from The MEGA Life and Health Insurance Company for the self employed and small business owners
http://www.healthinsurancesavings.com/default.asp

American Community Mutual Insurance Company
Specializes in health and life insurance for individuals and groups in AZ,IA,IL,IN,MI,MO,NE,OH,PA
http://www.american-community.com/index.aspx

Benicorp Insurance Company
Group health insurance and managed care company serving Arkansas, Georgia, Kansas, Indiana, Missouri, Nebraska, Nevada, Ohio, & Tennessee.
http://www.benicorp.com/