Lemon Sistemi S.p.A. is an Italy-based company engaged in the design, engineering, procurement, installation, and maintenance of renewable energy and energy efficiency systems. Founded in 2009 and headquartered in Carini (Palermo), Italy, the company operates primarily across the Italian market, catering to residential, commercial, industrial, and agricultural clients. Lemon Sistemi delivers solutions across several core product and service categories, including the engineering, procurement, and construction (EPC) of rooftop and ground-mounted photovoltaic (PV) solar systems and agrivoltaic installations; residential and commercial battery energy storage systems (BESS); high-efficiency aerothermal and geothermal heat pumps; thermodynamic and solar thermal water heating systems; electric vehicle (EV) charging stations and integrated smart mobility infrastructure; energy efficiency retrofitting and building automation systems; and ongoing operation and maintenance (O&M), performance monitoring, and regulatory compliance advisory services. In recent developments, the company completed its initial public offering (IPO) and began trading on the Euronext Growth Milan market of Borsa Italiana. Building on its public listing, Lemon Sistemi has accelerated its strategic shift toward large-scale industrial PV plants, agrivoltaic developments, and the development of Renewable Energy Communities (Comunità Energetiche Rinnovabili - CER), entering into multiple strategic partnerships, joint development agreements, and EPC framework contracts to expand its footprint in distributed energy generation across Italy.