Hitachi Zosen Inova (HZI) is a Zurich-based engineering company and a wholly owned subsidiary of Hitachi Zosen Corporation. It designs, builds, and services energy-from-waste (EfW) and renewable gas facilities for municipalities, utilities, and industrial clients worldwide.
HZI’s portfolio covers moving-grate waste combustion, flue gas cleaning, steam and power integration, anaerobic digestion of organic waste, biogas upgrading to biomethane, power-to-gas methanation, and carbon capture, purification, and liquefaction of biogenic CO2. The company operates as an EPC contractor and provides retrofits, operations, and maintenance services over the plant lifecycle.
Its technologies produce electricity, heat, biomethane, and industrial-grade CO2 from waste and biomass streams, supporting compliance with emissions regulations and the utilization of secondary raw materials in energy and process industries.