THE EFFECT OF ORGANIZATIONAL CULTURE ON THE QUALITY OF CONSTRUCTION PROJECTS: THE CASE OF ELMI OLINDO CONTRACTORS P.L.C., ADDIS ABABA

Abstract

This study investigates the effect of Organizational culture on the Quality of construction projects, focusing on four key dimensions: leadership, communication, training and human resource development, and shared organizational values and norms. The research centers on Elmi Olido contractors P.L.C., recognizing the vital role of construction quality in ensuring project success and client satisfaction. A quantitative research aproach was employed, using structured questionnaires to collect data from 157 engineering and administrative staff, randomly selected from a total population of 258. Data were analyzed using SPSS version 26 through descriptive statistics, correlation, and multiple regression analysis. The results show that most of organizational culture components have a significant and positive influence on construction quality. Effective leadership enhances motivation and accountability; clear communication reduces errors and improves coordination; and continuous training strengthens technical skills and adaptability. The study concludes that a strong organizational culture secured in human centered practices is essential for delivering high quality construction products. It recommends strengthening leadership capabilities, encouraging open and transparent communication, and cultivating a learning oriented workplace to boost performance and competitiveness in the construction sector.