Christiaan (Chrik) Poortman

Chrik previously chaired the CoST Board from 2011 to 2025. In addition to his role with CoST, he was Senior Adviser at Transparency International, the global coalition against corruption. Until 2010, Chrik …

Melina San Martín

Melina oversees programme implementation and strategic planning, leading on monitoring and evaluation to ensure high-quality programming and measurable impact across CoST members and global partners. She coordinates strategic partnerships, grant …

G20 working to close the infrastructure financing gap

CoST Executive Director Petter Matthews reports from a recent ‘Infrastructure Financing Seminar’ organised by the G20 Infrastructure Working Group1 and reflects on the challenges of mobilising private investment in public …

Nora Pesheva

Nora is a dedicated professional with extensive experience in health and safety, project management, and data handling. She has supported organisations in improving systems, enhancing processes, and fostering collaborative environments. …

Lauren Pemberton-Nelson

Lauren heads up Engineers Against Poverty and CoST, The Infrastructure Transparency Initiative’s communication channels, leading on output across the website, newsletter, social media, resources and more. Lauren has almost a …