John S. Lewis

LifeStream operates blood donation centers. It is a private, not-for-profit blood center that serves more than 50 hospitals throughout Southern California. The firm operates five donor centers in San Bernardino, Riverside, Ontario, La Quinta and Hesperia along with mobile blood drives held daily at local businesses, churches, government agencies and schools. The company was founded on June 19, 1951 and is headquartered in San Bernardino, CA.

Vitalant operates as a transfusion medicine organization. Its services include services for hospitals and health systems which provides a safe, dependable blood supply; and services for blood centers. The company was founded in 1943 and is headquartered in Scottsdale, AZ.