Personalis

Personalis, Inc. is a genomics company founded in 2011 and headquartered in Fremont, California. The company specializes in next-generation sequencing (NGS) technologies and molecular profiling platforms aimed at cancer genomics, population sequencing, and personalized medicine. Led by CEO John Stephen West, Personalis employs 229 people and reported $84.6 million in revenue for fiscal year 2024. The company offers a range of services, including ultra-comprehensive genomic profiling through its proprietary NeXT platform, which analyzes up to 20,000 human genes from a single sample. Personalis provides solutions for pharmaceutical drug development, tumor profiling, and large-scale genetic research, notably supporting the Department of Veterans Affairs Million Veteran Program. Their core offerings include advanced NGS tests for cancer diagnostics, rare disease diagnostics, and reproductive health, all designed to enable tailored treatments and accelerate therapeutic development.