The article presents the tender procedure used to select the best – according to the investor’s requirements – variant of the offer for the General Contractor of a development investment. The subject of the contract was the comprehensive construction of a complex of single-family, semi-detached buildings with a traditional brick structure. In the opinion of the authors of the article, a well-thought-out selection of an appropriate contractor is one of the most important elements of the investment process, because it has a direct impact on the fluency of the construction stage and the future use of the investment, during the warranty period. In addition, a diligently conducted tender procedure allows to minimize the risk of selecting an unprofessional contractor and thus allows to counteract many possible problems and conflicts during the implementation of the subject of the contract. At the stage of the tender procedure, four variants of offers for the comprehensive implementation of the construction of a complex of single-family semi-detached buildings of the following criteria: price (C1), lead time (C2), form of payment (C3), liquidity (C4), experience (C5) and resources (C6). In this article, the authors presented in details the calculation procedure using the ideal point method. Conducting a multi-criteria assessment of variants, based on the selected methods, also clearly verified the strengths and weaknesses of all tenderers, enabling the selection of the best one in the light of the adopted assessment criteria.