Transformative Industrial Engineering Leader
Specialist in Health & Safety, Sustainability, and Operational Excellence
Diana Halawi Ghosn is an accomplished Industrial Engineering and Management professional with over 18 years of strategic leadership in manufacturing, health and safety, and project execution. Currently serving as Health & Safety Group Manager at Secil Group in Lisbon, Portugal, Diana has consistently delivered transformative results in multinational industrial environments, blending technical expertise with visionary leadership.
Her career encompasses pivotal roles in safety management, maintenance planning, and project coordination across the cement, construction, and pipe manufacturing sectors. At Sibline—part of the Secil International Group—she successfully led both the Health, Safety & Environment Department and the Maintenance Planning Unit, implementing robust systems including SAP PM/MM modules, ISO standards, and comprehensive risk assessment strategies that enhanced operational reliability and safety culture.
Diana’s forward-thinking approach is further exemplified through her contributions to strategic initiatives such as the ESG+E Committee and the Secil Return Program, where she championed cross-functional integration, sustainability, and alignment with organizational vision. Her dedication to continuous learning is reflected in certifications from leading global institutions, including the University of Cambridge, Google, and Bureau Veritas.
Fluent in English and Arabic, with growing proficiency in French and Portuguese, Diana brings a multicultural and inclusive leadership style to every role. She is currently pursuing a Doctorate in Management at Universidad Católica San Antonio de Murcia (UCAM) in Spain, reinforcing her commitment to academic and professional excellence.
A recipient of multiple awards and scholarships—including the prestigious Jamal Abd El-Nasir Award from Beirut Arab University and an Individual Excellence Award from Future Pipe Industries—Diana is more than a technical expert. She is a certified Life and Mindfulness Coach, a certified trainer in health and safety, and a passionate mentor devoted to building resilient, high-performing teams.
With an unwavering dedication to sustainability, innovation, and people-centered leadership, Diana Halawi Ghosn continues to shape safer, smarter, and more sustainable industrial practices worldwide.
About Secil
Secil is a business group founded in Portugal whose activity is based on the production and sale of cement, concrete, aggregates, mortars and hydraulic lime. It also integrates companies that operate in complementary areas in the circular economy, in the use of waste as a source of energy.
The Secil Group has consolidated itself in Portugal, where it comes from, and has expanded in the last two decades to other markets. It currently operates three cement factories in Portugal (Outão, Maceira and Pataias) and is present abroad in Angola, Tunisia, Lebanon, Cape Verde, Spain, the Netherlands and Brazil.
Semapa, holder of the entire share capital of Secil, is a holding company listed on Euronext Lisbon, integrating the PSI, and its majority shareholder is the Queiroz Pereira family, with strong traditions in Portuguese industrial and financial activities.