The design, construction, installation, marketing and sale of: fixed and mobile grates for the combustion of biomass or other solid fuels of any nature; fluidized bed combustion systems; combustion plants for liquid and gaseous fuels; gasification and pyrolysis systems for solid substances; pulverized fuel burners; air-blown burners; post-combustion systems; heat recovery systems with smoke tubes for low and medium pressure steam production for land and naval installations; heat recovery systems with water tubes for medium or high pressure steam production for land and naval installations; heat generators/recuperators with diathermic oil; heat generators with molten salt or its mixtures; heat recovery systems using thermovector fluids in general; thermal storage systems with hot water, steam, molten salt; heat exchangers for industrial processes; thermal valorization systems for MSW (Municipal Solid Waste); thermal valorization systems for SRF (Solid Recovered Fuels); systems for superheating steam; electric boilers for the production of hot water, steam, diathermic oil, molten salt; smoke tube steam boilers; water tube steam boilers; diathermic oil boilers; molten salt boilers; systems for the thermal destruction of VOCs (Volatile Organic Compounds); solvent recovery systems; DeNOx systems; DeSOx systems; systems for the recovery, use and storage of CO2; power plants for the production of electricity through SRC (Steam Rankine Cycle) cycles; power plants for the production of electricity through ORC (Organic Rankine Cycle) cycles; power plants for the production of electricity through IRC (Inorganic Rankine Cycle) cycles; energy recovery systems for the production of thermal and electrical energy from discontinuous industrial processes; systems for drying solid substances; integrated systems for the production of thermal and/or electrical energy from renewable sources. The company may carry out any financial, commercial, industrial, movable or immovable operation, either on its own account or on behalf of third parties, in direct or indirect relation to its corporate purpose. The company may participate in other companies and establish branches and subsidiaries in Switzerland and abroad. The company may acquire, hold, alienate real estate and, in general, carry out any activity in direct or indirect relation to its purpose.