Executive Team

George W. Vieth Jr.

President and Chief Executive Officer

Prior to joining Landmark, Mr. Vieth spent ten years at Humana Inc., where he was ultimately responsible for its largest customer segment as a Senior Vice President. In addition, he has served on several boards of directors of health care companies, primarily in the realm of disease management and has extensive experience in venture capital.

Thomas P. Klammer

Vice President and Chief Financial Officer

Mr. Klammer is a CPA and a fifteen-year health care industry veteran. He worked for over ten years at Humana in executive positions in areas ranging from Planning & Development to Sales. His previous experience, in public accounting with Ernst and Young, included coordination of audit, tax and consulting services for HMOs, IPAs and insurance companies.

Greg Clure

Vice President of Sales

After receiving his B.S. and MBA from Kansas State University, Greg embarked on a 20-year sales and marketing career spanning three of the largest MCOs in the state, successfully leading each to double digit growth. He understands the complexities and purchasing dilemmas faced by employers in a rapidly changing healthcare environment and stands ready to assist you in developing a benefits strategy to help mitigate the ever-increasing cost of care.

Rhonda Clure

Account Manager, Sales

Rhonda has a B.A. and Master's of Science from Kansas State University. Currently, Rhonda manages and coordinates account activities for the large statewide account and serves as the primary customer contact for renewals of all existing small and mid-market accounts throughout the state.