Robert Nicholas

Heartport, Inc. develops systems and procedures for heart surgery. The company's technologies allow surgeons to perform a wide range of less invasive open-chest and minimally invasive heart operations, including stopped heart and beating heart procedures. Heartport was founded in 1991 and is headquartered in Redwood City, CA.

MedSource Technologies Holdings LLC provides engineering, manufacturing, and supply chain management services for the medical device industry. The company was founded by Andrew D. Lipman, Richard J. Effress, and William John Kidd on April 1998 and is headquartered in Wilmington, MA.

Concentric Medical, Inc. designs, manufactures and distributes medical devices. The company was founded in August 1999 and is headquartered in Kalamazoo, MI.

CardioKinetix, Inc. develops ventricular partitioning device for heart failure disease. It develops transcatheter implant called the Parachute Ventricular Partitioning Device, which intends to treat heart failure resulting from a heart attack in patients by improving overall cardiac function. The company was founded by Alexander Khairkhahan, Serjan D. Nikolic and Hugh R. Sharkey in 2002 and is headquartered in Menlo Park, CA.

Part of Bri-Chem Corp., Bri-Chem Supply Corp. is a company that distributes and wholesales drilling fluid chemicals. The company is based in Denver, CO. Bri-Chem Supply was acquired by Bri-Chem Corp. on June 01, 2011 for $2.09 million.