Jonathan Birchall

SierraConstellation Partners LLC is a national interim management and advisory firm that serves middle-market companies and their partners and investors. The private company is based in Los Angeles, CA, and has a presence in several other locations. SierraConstellation Partners specializes in helping companies navigate through difficult business challenges by providing effective operational improvements and financial solutions. The team of senior professionals at SierraConstellation Partners has decades of experience operating and advising companies, including former CEOs, COOs, CFOs, private equity investors, and investment bankers. The company was founded by Lawrence R. Perkins, who has been the CEO since incorporation.

Onyx Pharmaceuticals, Inc. operates as a biopharmaceutical company. It engages in developing innovative therapies that target the molecular mechanisms that cause cancer. The company was founded by Frank McCormick in February 1992 and is headquartered in Thousand Oaks, CA.

HUYA Bioscience International LLC develops biopharmaceutical products. It sources pharmaceutical innovation originating in China for global development in international markets. It's lead immune-oncology lead product, HBI-8000, already approved in China, is now in registration trials in Japan and Korea for lymphoma and in clinical trials in the U.S. for various solid tumor indications in combination with the checkpoint inhibitor nivolumab. The company was founded by Mireille Gillings in 2004 and is headquartered in San Diego, CA.

Metabasis Therapeutics, Inc. engages in discovery, development and commercialization of novel drugs for metabolic diseases using the proprietary technology and the knowledge of processes and pathways within the liver that are useful for liver-selective drug targeting and treatment of metabolic diseases. Metabasis was incorporated in April 1997 and is headquartered in La Jolla, CA.

The Association of Bioscience Financial Officers operates as a national networking group for biotechnology, med tech and bioscience financial officers. The company was founded in 1988 and is headquartered in Menlo Park, CA.

PricewaterhouseCoopers LLC provides assurance, tax and advisory services. Its services include audit and assurance, consulting, deals, human resources, legal, tax, and family business. The firm also offers accountability, risk management, structuring, mergers and acquisitions, and performance and process improvement. The company was founded in 1998 and is headquartered in Buffalo, NY.