John Gordon Foulkes

RiverVest Venture Management LLC (RiverVest Venture Partners) is a venture capital firm founded in 2000 by Thomas Melzer, Craig Andrew and Jay Schmelter. The firm is headquartered in St. Louis, Missouri.

Cengent Therapeutics, Inc. used to research and develop pharmaceutical drugs. It was a structure-based drug discovery company with a primary focus on compounds targeting signal transduction for the treatment of obesity and diabetes. It used to discover orally active PTP-1B inhibitors for treatment of type II diabetes and obesity. It was headquartered in San Diego, CA.

Oncogene Science, Inc. provided cancer diagnostics services. The company was founded in 1983 and was headquartered in Uniondale, NY.

Aurora Biosciences Corp. designs and develops proprietary drug discovery systems, services and technologies to the discovery of new medicine. It develops a proprietary ultra-high throughput screening platform that uniquely integrates innovative fluorescence chemistry, molecular biology, miniaturization, automation, and informatics. The company also provides assay development and screening services. Aurora was founded in 1995 and is located in San Diego, CA.

Elitra Pharmaceuticals, Inc. used to develop pharmaceutical products. The company employed proprietary methods for gene analysis and anti-microbial drug discovery. It used to develop technology to miniaturize anti-microbial drug screens. It was also engaged in the identification, development and commercialization of novel antimicrobial compounds that target essential gene products of pathogenic organisms. The company was founded in 1997 and was headquartered in San Diego, CA

Vitra Bioscience, Inc. develops technologies for biological research and drug discovery. Its technology includes cellcard system and cellplex assays which facilitate multiple cell-types and parameters to be evaluated. The cellcard imaging system collects images and then analyzed with proprietary software. The company was founded by Simon Goldbard and is headquartered in Mountain View, CA.

Excaliard Pharmaceuticals, Inc. manufactures, develops therapeutics for the treatment of scarring and fibrotic disorders. The company was founded by John Gordon Foulkes and Nicholas M. Dean in 2006 and is headquartered in New York, NY.

Thesan Pharmaceuticals, Inc. provides novel therapeutics for disorders of the skin. The company focuses on the discovery and development of new chemical entities that provide improved treatment options to patients. Thesan Pharmaceuticals was founded in 2011 by Edward P. Monaghan and is headquartered in Carlsbad, CA.

Redwood Bioscience Inc. develops precision protein-chemical engineering technology to produce the next-generation of antibody-drug conjugates and other semi-synthetic biotherapeutics. It employs natural post translational modifications found in human cells to site specifically create one or more aldehyde tags on protein molecules, including monoclonal antibodies. The firm's platform is enabled with precision chemistries, payload positioning and defined stoichiometry of payload protein ratios. The company was founded by Carolyn R. Bertozzi, Mike Blank and David Rabuka in 2008 and is headquartered in Emeryville, CA.