MACOM Technology Solutions Holdings, Inc. engages in the design, development, manufacture and market of semiconductors and modules. Its products include integrated circuits (IC), multi-chip modules (MCM), power pallets and transistors, diodes, amplifiers, switches and switch limiters, passive and active components, and complete subsystems. Read More The company was founded on March 25, 2009 and is headquartered in Lowell, MA. The listed name for MTSI is MACOM Technology Solutions Holdings, Inc. Common Stock.