Executive Leadership Team


  • Louis J. DeGennaro, Ph.D.

    President and Chief Executive Officer

    Louis J. DeGennaro, Ph.D., was named president and chief executive officer of the The Leukemia & Lymphoma Society (LLS), in September 2014. LLS is the world's largest voluntary health agency dedicated to blood cancer. The LLS mission is to cure leukemia, lymphoma, Hodgkin's disease and myeloma, and improve the quality of life of patients and their families. Read complete biography

  • Rosemarie Loffredo

    Chief Administrative Officer and Chief Financial Officer

    In her role as chief administrative officer and chief financial officer, Rosemarie Loffredo ensures that LLS achieves the ambitious goals of its long-range strategic plan. Loffredo leads all administrative and staff functions, including finance, information technology and human resources, and she is responsible for enhancing LLS's organizational efficiency and effectiveness in partnership with the organization's executive team. Read complete biography

  • George Omiros, CFRE, CAE

    Executive Vice President, Chief Campaign & Field Development Officer

    As the head of campaign & field development, George Omiros provides strategic direction and overall management of LLS's chapters and their campaign activities, including LLS's core campaigns: Team In Training, Light The Night Walk, Man & Woman of the Year and School & Youth programs in the United States and Canada. He joined LLS in 1988 and served as executive director of the Western Pennsylvania & West Virginia office. He concurrently served LLS as a national marketing representative, group director, national director of major gifts, national director of community campaigns, national director of federated campaigns, and since 2008 as senior vice president of field development. Read complete biography

  • Mark Roithmayr

    Chief Development Officer

    As Chief Development Officer, Mark Roithmayr oversees The Leukemia & Lymphoma Society's donor development initiatives. Roithmayr comes to LLS with a successful track record in the health-care non-profit sector. Read complete biography

last updated on Tuesday, August 27, 2013

Help Support Our Work!

Donate Now


Call 888.LLS.7177