Mark Carol

Alliance HealthCare Services, Inc. engages in the provision of outsourced medical services. It operates through the following segments: Radiology, Oncology, Interventional, and Corporate. The Radiology segment provides mobile to fixed-site to service line management to hospitals and provider groups. The Oncology segment consists of a range of oncology services and ancillary services for cancer patients. The Interventional segment offers pain management services for a wide range of conditions and diseases through therapeutic, minimally invasive procedures to treat and ease pain, medication, laboratory testing, and other services. The company was founded in 1987 and is headquartered in Irvine, CA.

Varian Medical Systems, Inc. engages in the manufacture of medical devices and software for treating cancer and other medical conditions. It operates through the Oncology Systems and Proton Solutions segments. The Oncology Systems segment designs, manufactures, sells, and services hardware and software products for treating cancer with conventional radiation therapy, and advanced treatments. The Proton Solutions segment delivers proton therapy, a form of external beam radiotherapy using proton beams for the treatment of cancer. The company was founded by William Hansen, Edward Ginzton, Russell Varian, and Sigurd Varian in 1948 and is headquartered in Palo Alto, CA.

Xoft, Inc. develops Electronic Brachytherapy systems for radiation therapy applications. Its products include the Axxent Controller, which utilizes a miniaturized high dose rate (HDR) X-ray source to apply radiation directly to the cancerous tumor bed; Axxent HDR X-ray Source, a low energy radiation treatment without the use of radioactive isotopes; Axxent Applicators, which provides a channel for the Axxent X-ray Source to deliver high dose rate, low energy radiation directly to the targeted area; and Axxent Accessories, an accessory product line designed to support and aid a physician during a procedure or treatment of cancer radiation. The company was founded by Michael Forman in 1998 and is headquartered in San Jose, CA.

MagneVu Corp. develops, manufactures, and markets magnetic resonance imaging (MRI) devices. The firm's services include site planning, staff training, MRI protocol optimization, and RF shielding. It has locations in Alabama, California, Colorado, Georgia, Texas, Utah, and Illinois. The company was founded in 1991 and is headquartered in Carlsbad, CA.

Alliance Oncology LLC provides diagnostic imaging services. Its services include alliance cancer center services, alliance radio surgery, alliance oncology centers ad alliance oncology state-of-the-art radiation therapy. The company was founded in 2005 and is headquartered in Nashville, TN.

Siemens Healthcare Diagnostics, Inc. engages in the vitro diagnostics. It provides healthcare professionals in hospital, reference, and physician office laboratories and point-of-care settings with the vital information required to accurately diagnose, treat, and monitor patients. The company is headquartered in Tarrytown, NY.

Sonablate Corp. develops and manufactures high intensity focused ultrasound surgical ablation systems. Its products include Sonablate 450, a HIFU solution that determines the safety and efficacy of a minimally invasive prostate cancer treatment; Sonablate 500, a HIFU surgical ablation system for the treatment of localized prostate cancer that delivers ablative therapy with the possibility of reducing side effects; and Sonatherm, a laparoscopic HIFU surgical ablation system that uses a laparoscopic probe to deliver robotic ablative therapy to soft tissue with a customizable ablation zone. The company was founded by Stephen R. Puckett Sr. and George M. Suarez in 2004 and is headquartered in Charlotte, NC.