Adven Oy, an energy company, produces and supplies energy and district heating solutions to enterprises in Finland, Sweden, and Estonia. Its products include industrial steam and cooling solutions, district heating, gas, electricity, and other components. The company also provides distribution, techno-economic analysis, optimization, project management, professional operation and maintenance, and technical services. It serves operators in industrial and trade and service sectors, public and municipal sector, and district heating customers. Adven Oy was founded in 2012 and is based in Vantaa, Finland. It has additional offices in Jyväskylä, Lapinlahti, Nokia, Seinäjoki, and Oulu, Finland; Stockholm, Sweden; and Tallinn, Estonia. Adven Oy operates as a subsidiary of Adven Group Oy.