The thesis deals with workflow design and its implementation in a construction company. The current state of document management is becoming obsolete and insufficient. Thus the company´s board has approved the realization of workflow system. The aim of this thesis is therefore analysis of company´s related processes and design of a workflow model. In addition, the new model is required to be linked with present financial and managerial accounting systems and allow for future adjustments and modifications. Final output of this thesis consists of workflow process maps, risk assessment, budget and time plan of realization.