RS vs GH Comparison

Reliance Inc operates a network of companies providing diversified metal solutions and is the metals service center company. It distributes a full line of over 100,000 metal products, including alloy, aluminum, brass, copper, carbon steel, stainless steel, titanium and other specialty steel products. The company services more than 125,000 customers in a variety of industries, including consumer products, general manufacturing, non-residential construction, transportation, aerospace, energy, electronics and semiconductor fabrication, industrial machinery and heavy industry. It also services the auto industry, through its toll processing operations where it processes customer-owned metal for a fee.

Guardant Health, 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 test. In 2024, the company received US FDA approval for Shield, a liquid biopsy for colorectal cancer screening. Additionally, Guardant offers research development services such as regulatory approval consultancy and clinical trial referrals.