Projects in the construction industry have continued to fail at an astonishing rate (Bosch-Rekveldt et al., 2010; Flyvbjerg et al., 2003; Hall, 1981; Morris and Hough, 1987; Thamhain and Wilemon, 1986). Thus, this thesis is intended to provide an insight into the importance of skills, competences and knowledge necessary in handling major and complex projects successfully.