
MARY LOU WALEN
Passionate about patient rights and education, Mary Lou Walen has been the chief executive officer and owner of Walen Assoc, Inc. since 2009.
Passionate about patient rights and education, Mary Lou Walen has been the chief executive officer and owner of Walen Assoc, Inc. since 2009.
Marquis Who’s Who was established in 1898 and promptly began publishing biographical data in 1899. More than 120 years ago, our founder, Albert Nelson Marquis, established a standard of excellence with the first publication of Who’s Who in America.