David R. Nelson

Living Classrooms Foundation, Inc. operates as a non-profit organization that provides e-learning services. The non-profit company is based in Baltimore, MD. The company was founded by G. Dennis O’Brien. James Piper Bond has been the CEO of the company since 1985.

OptumHealth, Inc. provides health care plans, behavioral modification programs and personalized health portals. It offers case and disease management, physical health, decision support, and wellness programs. The company is headquartered in Golden Valley, MN.

xG Health Solutions, Inc. engages in the provision of population health improvement and data analytics services. It offers advanced population health management re-engineering and delivery support services with complementary consulting and data analytics solutions derived from Geisinger's proven health navigator program and enterprise data warehouse. The firm's solutions include Consulting, Healthcare Analytics, and Care Management. The company was founded in 2013 and is headquartered in Columbia, MD.

Sierra Military Health Services, Inc. provided managed healthcare insurance products and services to military personnel and their families, military retirees, and dependents of military retirees. The firm offered healthcare appointment scheduling, enrollment, network management, and healthcare management services. The company was founded in 1996 and was headquartered in Baltimore, MD.

Calvert Health Partners LLC provides healthcare services. It acquires, integrates, and manages diverse healthcare companies. The company was founded in January 2005 and is headquartered in Baltimore, MD.