FSS vs GH Comparison

Federal Signal Corp designs and manufactures products and integrated solutions for municipal, governmental, industrial, and airport customers. It operates in the segments of Environmental Solutions Group and the Safety and Security Systems Group. The Environmental Solutions group manufactures and supplies street sweeper vehicles, sewer cleaner and vacuum loader trucks, hydro-excavation trucks, high-performance water blasting equipment, dump truck bodies, and trailers. The Safety and Security Systems Group offers comprehensive systems and products such as campus and community alerting, emergency vehicles, first responder interoperable communications, and others. The company generates a majority of its revenue from the Environmental Solutions Group segment.

Guardant Health, Inc, based in Redwood City, California, is a leader in liquid-based cancer tests for clinical and research use. The company offers Guardant360 LDT, a liquid biopsy test for treatment selection in advanced stage cancer, Guardant360 CDx, an FDA-approved companion diagnostic for several targeted therapies, and Guardant OMNI, a broader gene panel for immuno-oncology research. In 2021, Guardant launched Reveal, a tumor-agnostic molecular residual disease, or MRD, test. In 2022, the company launched a lab-developed test version of Shield, a liquid biopsy for colorectal cancer, or CRC, screening. Additionally, Guardant offers research development services such as regulatory approval consultancy and clinical trial referrals.