Utility solution is a group of mutually related modules that enable easy administration, optimization of processes and managerial output necessary for effective management of operation of companies enterprising in the area of utilities (water, heat, el. energy, gas, air-conditioning, etc.). The solution is based on the platform Microsoft Dynamics NAV. It enables easy communication with other Microsoft products – such as Outlook, Excel, Word, CRM and SharePoint. Complete solution includes: management of finances (accounting, budgets, controlling, reporting, wages and personnel), purchase and invoicing of utilities (water, heat, el. energy, gas...), support of managerial decision-making, system for circulation and evidence of requirements. Among the main advantages of the solution for companies in the area of utilities are: single complete related solution on the market – data regarding customers, invoicing and finances located on one place, evidence of customers and agreements, sophisticated invoicing system, international platform – frankness to office applications (Excel, Word) and other IS, easily and promptly available data – support of managerial decision-making and, in the end, it is a stable, long-term supported and developed solution. Utility solution is a suitable solution for integration of systems and mutual processes.