Mareli Systems
Simitli, Bulgaria
Bulgarian manufacturer of heating, air conditioning and domestic hot water products. Its range includes pellet stoves, boilers and burners, solid fuel boilers, air-to-water heat pumps, fan-coil units and buffer tanks, made at its own factory in Simitli. Founded in 2004 for metalworking and lighting, it added heat pumps in 2021, fan coils in 2022, and exports to over 30 countries.