Re² (Renewable Energy) Biomass Co-generator power plants are built on the experience gained from over 40,000,000 (million) operating hours since 2004 when the company was established. Re² biomass gasification units have proven themselves all over the world and shown that sustainability and economy can be achieved simultaneously. Re² vast experience and technology development as a pioneer in this field make Re² the leading manufacturer of biomass power plants. Re² was established as a business unit called „Renewable Energies“ of the Spanner Group. With over 80 qualified and dedicated employees, Re² is constantly progressing the optimization of biomass gasification technology. Re² offers a full range of Biomass Power Plants from 30 kW to 4 MW. Optimized Engineering is proud to offer our clients this innovative technology.