ALT5 Sigma Corp. is a clinical-stage biopharmaceutical company, which engages in identifying, acquiring, licensing, developing, partnering, and commercializing novel, non-opioid, and non-addictive therapies to address the large unmet medical need for the treatment of pain and addiction. It operates under the Biotechnology and Recycling segments. The Biotechnology segment focuses on finding treatments for conditions that cause severe pain and bringing to market drugs with non-addictive pain-relieving properties. The Recycling segment is involved in a turnkey appliance recycling program. The company was founded by Edward R. Cameron in 1976 and is headquartered in Las Vegas, NV.