The document discusses several Finnish companies that provide high performance and smart building solutions. It profiles companies such as Fourdeg (heating services), Nuuka Solutions (building data management platform), Leanheat (IoT energy efficiency solutions), KL-Lämpö (water treatment services), Lumon (retractable balcony systems), AirD (ventilation solutions), Verto (water metering system), and OptiWatti (energy management solutions). These companies offer services focused on greater energy efficiency, lower costs, better indoor air quality, and data-driven building management.