Fonseca, Luís Miguel Ciravegna Martins daPereira, TeresaOliveira, MarisaFerreira, FernandaBusu, Mihail2024-03-122024-03-122024Ciravegna-Martins-da-Fonseca, L.M., Pereira, T., Oliveira, M., Ferreira, F., & Busu, M. (2024). Manufacturing companies Industry 4.0 maturity perception level: A multivariate analysis. Journal of Industrial Engineering and Management, 17(1), 196-216. https://doi.org/10.3926/jiem.63332013-09532013-8423http://hdl.handle.net/10400.22/25155This research investigates Portuguese manufacturing companies’ Industry 4.0 (I4.0) maturity perception level and proposes an index to measure that aim. The research results show that the most critical factors in evaluating the perception level of I4.0 Perception Maturity (IPM) are strategy, leadership, and customer experiences. The result for the Global Index was 53.50%. Hence, the global Index companies’ perception of the level of maturity of I4.0 in Portugal is medium.engIndustry 4.0I4.0Maturity modelPerception levelPortugaljournal article10.3926/jiem.6333