Harold Roumen is an experienced Enterprise Architect currently supporting TUC Rail since June 2020 and holds the position of Senior Partner at Alliancys Group, where responsibilities include Product & Solution Blueprint Management. Since October 2006, Harold has served as Director and Partner at AEQOS Consulting and AEQOS Group, respectively, managing internal staff and executing market strategies. Previous roles include Senior Business Architect at CIBG, where Harold contributed to developing Enterprise Architecture capabilities, and Lead Solution/Enterprise Architect for the eDossier Project at the European Patent Office. Harold has also provided IT client relationship management for VodafoneZiggo and served as Business Architect at the European Aviation Safety Agency. Educational background includes a Bachelor of Science in International Tax Law from Maastricht University, completed between 1991 and 1997.