Avid Bioservices, Inc. operates as a contract development and manufacturing organization for the biotechnology and biopharmaceutical industries in the United States. It provides process development and current good manufacturing practice clinical and commercial manufacturing services of biologics, including clinical and commercial drug substance manufacturing, bulk packaging, release and stability testing, regulatory submission and support, upstream and downstream development and optimization, analytical methods development, cell line development, testing, and characterization services. The company was formerly known as Peregrine Pharmaceuticals, Inc.