John Simpson

Perclose, based in Menlo Park, Calif., designs, manufactures and markets less invasive medical devices that automate the surgical closure or connection of blood vessels.

FoxHollow Technologies, Inc. designs, develops, manufactures, and sells medical devices for the treatment of peripheral artery disease. The company's products include Rinspirator, Seath, and SilverHawk plaque excision system. Its products are used for disposable catheter system that removes plaque and reopens blocked arteries. The company was founded by John B. Simpson in October 1996 and is headquartered in Redwood City, CA.

ev3, Inc. is a provider for specialists treating a range of vascular diseases and disorders. ev3 is committed to the peripheral vascular and neurovascular markets offering a portfolio of treatment options, including interventional technologies used such as plaque excision systems, PTA balloons, stents, embolic protection, thrombectomy, embolization coils, liquid embolics, occlusion balloons and procedural support.

LuMend, Inc. used to develop medical devices. It delivered technology and services to interventional cardiologists, radiologists and vascular surgeons specializing in endovascular techniques for the treatment of peripheral vascular diseases. The company also provided a clinical solution to chronic total occlusions. LuMend was founded by John B. Simpson & Matthew R. Selmon in 1996 and was headquartered in Redwood City, CA.

Abbott Cardiovascular Systems, Inc. manufactures medical devices. It also makes cardiac and peripheral vascular repair surgical systems. The company was founded in 1978 and is headquartered in Santa Clara, CA.

De Novo Ventures LLC (De Novo ventures) is a venture capital firm founded in 2000 by Frederick Dotzler, Richard Ferrari and David Mauney. The firm is headquartered in Menlo Park, California.

American College of Physicians, Inc. operates as a medical-specialty organization. It is a national organization of internists and physician specialists who apply scientific knowledge and clinical expertise to the diagnosis, treatment, and care of adults from health to complex illness. Its members include internists, internal medicine subspecialists, medical students, residents, and fellows. The company was founded in 1915 and is headquartered Philadelphia, PA.

Devices for Vascular Intervention, Inc. operated as a developer of catheters for coronary atherectomy. The company was founded by Simpson B. John and was headquartered in Santa Clara, CA.