Mark P. Mellin

ILEX Oncology, Inc. was a drug development company focused predominantly on accelerated development of drugs for the treatment and prevention of cancer. The company used to offer drug development services on a contract basis to pharmaceutical and biotech companies through its ILEX Oncology Services subsidiary and used to advance a diversified portfolio of anticancer drugs through its ILEX Products subsidiary. It was located in San Antonio, TX.

Rackspace Technology Global, Inc. engages in the provision of managed hosting solutions. It offers services relating to managed and cloud hosting, colocation, application, and professional. The company was founded by Richard Yoo, Graham M. Weston, Dirk J. Elmendorf, Morris A. Miller, and Patrick R. Condon in 1998 and is headquartered in San Antonio, TX.

Vidacare Corp. develops, manufactures, and markets intraosseous access devices for vascular access and bone biopsies. The company was founded by Eric Eisbrenner, Jim Thomsen, and Larry Miller on March 29, 2002 and is headquartered in San Antonio, TX.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

Clarity Medical Systems, Inc. developed, manufactured, and marketed integrated optical systems and services. Its products included Holos Intraop, Retcam3, Retcam Shuttle, and RCRS. The company was founded by Wei Su on February 13, 1991 and was headquartered in Pleasanton, CA.