Abstract: The quality management system (QMS) of the construction industry includes quality planning, quality control, and quality assurance. The main goal of construction is to ensure that the construction project is successfully completed within the constraints of better quality, a certain period of time and less possible costs. The research, which is based on the QMS,recommended that construction companies were going to create a flexible and supportive organizational environment that would advance the development of a quality management system for all aspects of their work. The survey was conducted as part of the study through interviews with project participants. Project participants are the owner of the premises or construction, project management consultant, entrepreneur, various consultants and contractors. The questionnaire is compiled by the authors based on the quality assessment of construction projects of the developer / contractor, contractor, as well as the customer and / or residents of the building. This article describes the analysis of information collected during interviews and questionnaires with the developer / contractor. Keywords — Assurance, contractor, expectations, management, quality.