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Our Leadership

Greater Alleghenies Blood Services Region

Linda E. Voss
Chief Executive Officer, Greater Alleghenies and Greater Chesapeake and Potomac Regions

Linda E. Voss is the CEO of the Greater Alleghenies and Greater Chesapeake and Potomac Blood Services Regions since December 2013. Prior to her current role, she spent eight years at Red Cross National Headquarters before serving as CEO of the River Valley Blood Services Region, operating out of Louisville, Kentucky, for five years. While at national headquarters, Voss spent most of her time directing the plasma derivative product marketing team. She also had the opportunity to manage the hospital marketing (blood), reimbursement and market research units and was the recipient of two Employee Excellence Awards.

Voss has more than 25 years in biotech and pharmaceutical experience focused in the areas of marketing, strategy, business development and sales. This includes operational leadership as vice president, Marketing and Business Development, with Core Dynamics, and marketing and sales roles at CSL Behring, Novartis and Schering-Plough. Early in her career, Voss was a human resources professional at S.C. Johnson & Son, Inc. (Johnson Wax).

Voss received a Bachelor of Science from the University of Wisconsin, LaCrosse, Wisconsin, and also holds Master of Business Administration from the J. L. Kellogg Graduate School of Management, Northwestern University, with concentrations in marketing and finance. She also holds a Master of Science from Indiana University, Bloomington, Indiana. 

Voss has two children, no longer living at home, and a husband, Rich. She enjoys running, reading, cooking and golf.


Carolyn Kean
Community Chief Executive Officer, Greater Alleghenies Region

Carolyn Kean is the Community CEO of the Greater Alleghenies Blood Services Region. Prior to her current role, Kean served as the collections director in the Northern Ohio Blood Services Region in Cleveland, Ohio, and as senior program director for the Great Lakes Division. Kean’s experience has given her a solid background for the Community CEO position. Her educational credentials include a nursing diploma from St. Vincent Charity School of Nursing, a bachelor’s in  health care administration, as well as a masters degrees in community health education and business management.  



John B. Nobiletti, MD, PhD
Medical Officer, Greater Alleghenies Blood Services Region

Dr. John B. Nobiletti joined the Greater Alleghenies Blood Services Region in 1998. He received both his Bachelor of Science and Master of Science in biology from St. John’s University in Jamaica, New York, and his doctorate in pharmacology and medical degree from State University of New York at the Downstate Medical Center. His background also includes working as a clinical chemist. Nobiletti also provides medical oversight to the Appalachian Blood Services Region and served as the Connecticut Blood Services Region physician from 1997 to 1998. He has co-authored articles appearing in Transfusion, Environmental Health Perspectives, Psychopharmacology, Neurochemistry and Life Sciences publications.


Joanna Martyak
Director of Donor Resources, Greater Alleghenies  and Greater Chesapeake and Potomac Blood Services Regions

Joanna Martyak joined the Greater Alleghenies Blood Services Region in March 2012 as Donor Resources manager for the 32-county North Central and South Central zones, where she previously served as a Donor Recruitment representative in central Pennsylvania. Martyak was later promoted to the director position in September 2012. She earned her Bachelor of Arts in communications from the University of Pittsburgh at Johnstown and has worked in sales and sales management roles throughout her career at companies such as Bayer Healthcare, Schering Pharmaceuticals and Sepracor Pharmaceuticals. Martyak has excelled in growing sales and developing others within the sales profession. She was a business development consultant with SunStone Consulting, LLC, and worked on numerous national accounts dealing with health care reimbursement.

Thomas H. Dougherty
Retired Colonel, U.S. Air Force
Chair, Regional Volunteer Advisory Board, Greater Alleghenies Blood Services Region

Dr. Thomas H. Dougherty resides in Huntington, West Virginia, and currently serves as the medical director of Laboratories at St. Mary’s Medical Center, Huntington and Ironton campuses. He is also an associate professor of the Marshall University School of Medicine, Huntington, West Virginia. Prior to his service at these facilities, he held positions in the pathology departments at several military installations, including the Armed Forces Institute of Pathology, Washington, D.C.; 48th Medical Group RAF Lakenheath, United Kingdom; Landstuhl Regional Medical Center, Germany; Wilford Hall Medical Center, Lackland Air Force Base, Texas; and Kessler Air Force Base Medical Center, Mississippi.

Dougherty is a graduate of the Creighton University School of Medicine. He completed his internship at the Wright-Patterson Air Force Base Medical Center, his residency at the Wilford Hall Medical Center and a fellowship at The Blood Center of Southeastern Wisconsin. He is a member of the American Association of Blood Banks, a College of American Pathologists fellow and inspector, and a member of the American Society of Clinical Pathologists.


East Division of American Red Cross Biomedical Services  

Marty Lempres
Vice President, East Blood Services Division

Prior to this role, Lempres served as a senior leader in Red Cross Humanitarian Services for a year, after 25 years working in financial services. During this time, he led integrated global business units and large functional organizations with industry leaders including State Street, Fidelity Investment and Salomon Brothers, after beginning his career with management consultant McKinsey & Company. 

Lempres has a master’s in business administration from the Harvard Business School and a Bachelor of Arts from Dartmouth College. 



Michael Chaplo
Vice President of Recruitment, East Blood Services Division

Michael Chaplo is the vice president of Recruitment for the East Blood Services Division, where he works in partnership with Recruitment Process and Planning leadership, key recruitment-related functions and field leaders to drive improvements in how the organization recruits blood and platelet donors.

Prior to this role, Chaplo served as vice president of National Sales for Preparedness and Health and Safety Services (PHSS) with the American Red Cross in Washington, D.C. In this capacity, he brought extensive experience in growing revenue to the nonprofit industry, making incalculable contributions to the evolution and growth of PHSS.

Chaplo is a sales and marketing industry leader with more than 20 years of experience and a proven track record of success. He has contributed immeasurably to the high-tech and telecom industries through his executive tenure with several leading companies, where he developed sales and marketing strategies resulting in extraordinary revenue growth.

Chaplo has a Master of Business Administration in management and finance from Fairleigh Dickinson University and a Bachelor of Science from Utica College of Syracuse University. He has also completed executive education programs at the MIT Sloan School of Management, the Wharton School of the University of Pennsylvania and Penn State University.


Ralph R. Vassallo, Jr., M.D.
Chief Medical Officer, East Blood Services Division

Prior to joining the Red Cross, Vassallo served as the director of medical education, an ACGME program director, and a hospital administrator for nearly a decade at a three-hospital system in Philadelphia.

As an AABB member, Vassallo chaired its Circular of Information Committee and is a member of the Annual Meeting Education Program Unit. He is on the board of directors of the New Jersey Association of Blood Bank Professionals and is on the executive committee of the International Biomedical Excellence for Safer Transfusion Collaborative. He serves on the Transfusion, Transfusion and Apheresis Science and Immunohematology editorial boards. He has authored book chapters in Williams' “Hematology,” Rossi's “Principles of Transfusion Medicine,” McLeod’s “Apheresis: Principles & Practice” and more than 30 other articles and reviews. His research interests include platelet physiology, platelet transfusion, transfusion safety/performance improvement efforts and collaborating with manufacturers to develop and obtain U. S. Food and Drug Administration approval for innovative transfusion medicine technologies.