Wise Energy S.A. engages in the sale of electricity in Poland. The company is involved in providing granting loans, financial service, monetary intermediation, and telecommunication services; data processing and website management; real estate management; electrical installations; generating, transmission, distribution, and trading of electricity; production of gaseous fuels; distribution and trade in gaseous fuels in the network system; rental and lease of passenger cars and vans. The company was formerly known as ONE S.A. and changed its name to Wise Energy S.A. in October 2024. Wise Energy S.A. is based in Warsaw, Poland.