Onne Siegersma

Senior Consultant


In 2006, Onne Siegersma moved to Progress-PME. Onne likes to engineer and implement projects relating to changes to production systems (from filling lines to spray dryers), utilities and clean rooms in, for example, the renovation of existing facilities and new build projects.
Onne started his career in pharmaceuticals with Pharmachemie in Haarlem. As project engineer, he was involved in the development of a new factory and laboratory for aseptic products and products with standard oral application forms. Onne was also involved in developing various pilot plants and replacing utilities systems. From 2002, Onne worked as project manager and construction supervisor for the building of a new biotech factory and a temporary office for Centocor Leiden (the Remicap project).


Onne (1955) loves to be on the water whenever he can. He enjoys running, skiing and skating. Onne lives with his partner and two children.


  • Design and validation of utility systems (WFI, HPW, PW, Clean steam and HVAC)
  • Engineering
  • Cost engineering
  • Project management
  • Construction management