The company's core activity encompasses the provision of services and products in the areas of energy and heat, water, wastewater, and telecommunications. Specifically, the company offers: energy and heat solutions, including district heating, natural gas, and renewable energies; drinking water and wastewater services, including the maintenance and operation of water and wastewater networks; and telecommunications services, including the provision of communication solutions. The company also provides consulting services to customers, particularly in the area of energy and heat solutions, and supports the planning and implementation of projects.