Jonathan E. Lim is an entrepreneur and businessperson who founded 8 companies, which include: Ignyta, Inc., Erasca, Inc. and City Hill Ventures LLC and who has been at the head of 7 different companies.

He holds the position of Chairman & Chief Executive Officer for Erasca, Inc. (which he founded in 2018), Chairman of Boundless Bio, Inc. (which he founded in 2018), Managing Partner at City Hill Ventures LLC (which he founded in 2011), Venture Partner at ARCH Venture Partners LLC and Chairman, President & Chief Executive Officer at Ignyta Operating, Inc. (which he founded in 2011). Jonathan E. Lim is also on the board of Maze Therapeutics, Inc. and Member-Interdisciplinary Biosciences Council at Stanford University, Member-Overseers Board at The Scripps Research Institute and Member-Visitors Board at Moores Cancer Center.

In the past Dr. Lim held the position of President, Chief Executive Officer & Director at Halozyme Therapeutics, Inc., Member-Strategic Planning Committee at American Medical Association, Consultant at McKinsey & Co., Inc., Chairman & Chief Executive Officer at Eclipse Therapeutics, Inc. (he founded the company in 2011), Chairman, President & Chief Executive Officer of Ignyta, Inc. (he founded the company in 2011) and Chairman for Bonti, Inc. (he founded the company in 2015).

Dr. Lim received a doctorate from McGill University, a graduate degree from Harvard University and a graduate degree and an undergraduate degree from Stanford University.