Guardant Health is a precision oncology company that offers blood tests, analytics, and data sets for cancer patients in the US and worldwide. They provide several liquid biopsy-based tests, an in-silico research platform, and an integrated software-based solution for customers seeking to connect patients with potentially suitable clinical trials. The company also develops tests for early cancer detection, tissue genotyping products, COVID-19 detection, and renders development services to medical institutions and biopharmaceutical companies.