Guardant Health, Inc. 505 Penobscot Dr. , Redwood City , 94063 Medical XPRT News About Solutions products industries Latest news Home Companies Guardant Health, Inc. Locations Guardant Health, Inc. Show or hide locations in map Headquarters Office locations Locations served Distributors Manufacturer Guardant Health, Inc. Headquarters 505 Penobscot Dr. Redwood City California 94063 Phone/Fax Number Contact supplier Contact supplier Loading... Drop file here or browse Great, file uploaded. Change File Drop file here or browse Yes, please send to similar suppliers. SEND Cancel and close