Swedish Stirling AB (publ), a clean technology company, develops and manufactures stirling engines in Sweden and internationally. The company offers various technology solutions enabling power generation that convert thermal energy to electricity. It provides PWR BLOK 400-F, a container-based solution, which converts industrial residual and flare gases to electrical energy. The company was formerly known as Ripasso Energy AB (publ) and changed its name to Swedish Stirling AB (publ) in May 2019. The company was incorporated in 2008 and is headquartered in Gothenburg, Sweden.