Winton G. Gibbons

William Blair & Co. LLC (William Blair) is a SEC-registered broker/dealer firm headquartered in Chicago, Illinois. The firm was founded by William McCormick Blair in 1935 and is a subsidiary of WBC Holdings LP. Until 1941, they were known as Blair, Bonner & Co. William Blair provides broking services to individual, institutional and issuing clients.

Nanosphere, Inc. engages in the development, manufacture, and market of molecular diagnostics platform. Its platform, Verigene System, enables clinicians to identify and treat bacteria and viruses responsible for some of the most complex, costly, and deadly infectious diseases. The company was founded by Chad A. Mirkin and Robert Letsinger on December 30, 1999 and is headquartered in Northbrook, IL.

McKinsey & Co., Inc. provides management consulting services. It specializes in design, marketing and sales, analytics, operations, transformation and restructuring, risk, strategy and corporate finance, and sustainability and resource productivity. The company was founded by James O. McKinsey in 1926 and is headquartered in New York, NY.

Part of Roche Holding AG, Boehringer Mannheim Diagnostics Corp. develops and manufactures personal diagnostic devices. The company is based in Houston, TX.

Alere San Diego, Inc. develops, manufactures, and markets, diagnostic products. The company was founded by Kim D. Blickenstaff and Gunars E. Valkirs on June 28, 1988 and is headquartered in San Diego, CA.

Siloam Biosciences, Inc. manufactures and develops diagnostic devices. The firm focuses on developing a next generation diagnostics and life sciences platform using innovative microfluidics for immunoassays. The company was founded by Chong Ahn in 2004 and is headquartered in Cincinnati, OH.

numares AG develops and markets new analytic and diagnostic tests based on nuclear magnetic resonance spectroscopy. It offers in-vitro-diagnostic tests with the CE marking for high-throughput use in clinical practice and medical research. The firm?s test applications provide valuable information on the disease status of patients in the indication areas of cardiovascular diseases, nephrology and oncology. The company was founded in April 2004 and is headquartered in Regensburg, Germany.