Mark McGreevy (FRICS, FCICES, MIoD) is the Chief Executive Officer of Collen, one of Ireland’s longest-established and largest Tier 1 construction and engineering groups, delivering major projects across Ireland and Europe. With nearly three decades of senior leadership experience in the built environment, he has overseen complex, multi-billion-euro programmes spanning infrastructure, advanced industrial facilities, data centres, commercial developments and residential assets.
Throughout his career, Mark has held board-level commercial and operational roles with leading Tier 1 contracting groups in Ireland and internationally. He has led large business units through periods of strategic growth, organisational transition and major programme delivery. His work has consistently centred on the infrastructure sector — transport, utilities, industrial and mission-critical technology assets — blending strong commercial discipline with deep operational expertise.