Cariad Chester

The Column Group LLC is a venture capital firm founded in 2005 by Peter Svennilson. The firm is headquartered in San Francisco.

Plexium, Inc. provides drug development methodology services. It specializes in immunomodulation as a therapeutic approach for CNS and oncology. The company was founded by Brian Paegel on July 12, 2017 and is headquartered in San Diego, CA.

TCG Crossover Management LLC (TCG Crossover Management) is a venture capital firm founded in 2021 by Chen Yu. The firm is headquartered in Palo Alto, California.

Part of Tourmaline Bio, Inc., Tourmaline Sub, Inc. is a late-stage clinical biotechnology company based in New York, NY. The company's lead program, Tour006, is an anti-IL-6 antibody with high binding affinity and a naturally long half-life. Tour006 has been studied in over 400 autoimmune patients across six clinical trials. Tourmaline Sub plans to develop Tour006 for thyroid eye disease (TED) and atherosclerotic cardiovascular disease (ASCVD), with additional indications being considered. The company, founded in 2021 by Sandeep Kulkarni and Caley M. Castelein, is focused on developing transformative medicines for patients with life-altering immune diseases. Sandeep Kulkarni has been the CEO since 2021. Tourmaline Sub was acquired by Talaris Therapeutics, Inc. on October 19, 2023, for $43.50 million.

Aquilo Capital Management LLC (Aquilo) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in San Francisco, California. Aquilo was founded in 2010 to manage investment funds and separately managed accounts for individual clients.