Sustainable Energy Solutions Sweden Holding AB (publ), "SENS", provides technical solutions enabling the transition to a fossil-free and CO2 neutral energy mix both locally and internationally. SENS develops, builds and sells large-scale projects from solar and wind power and energy storage. The company also conducts consulting services for energy companies and property owners within sustainable energy systems. The company is also active in technology development related to renewable energy sources and energy storage. The company is listed on NGM Nordic SME under the short name SUST.In 2021, the company acquired Pumped Hydro Storage Sweden AB.