Strategic change towards cost-efficient public construction projects

• Actions for cost-efficiency are co-created with public construction projects. Change is carried out in the context of permanent organization. A change mindset needed to permanently reduce project cost. Implementation necessary achieve lasting by a strategic initiative. The cost projects central topic management. However, studies have primarily focused on at level, not management portfolio level. In this paper, we take perspective government agency, conducting initiative increase their We use an action research approach investigate dynamics and implementation resulting actions towards cost-efficiency. Co-creating together teams was important success For successful implementation, alignment objectives organizational strategy, knowledge transfer between central. This study expands literature regarding portfolios provides practical guidance organizations.