The core activity of ELING AG is the provision of services in the field of electrical energy technology and energy supply, particularly in the following key areas: Network analysis: analysis and optimization of energy supply networks; Protection technology: design, calculation, parameterization, commissioning and testing of protection technology systems; Commissioning: commissioning of electrical installations; Retrofit: maintenance and modernization of electrical installations. The company offers these services primarily to network operators, energy producers, industries and other companies that operate electrical installations and networks.