Panagiotis PanagiotakopoulosPanagiotis

Managing Director

Environmental Engineer, Ph.D. (Heriot-Watt)
Adjunct Faculty, Graduate Programme “Systems Engineering and Management“, Democritus University of Thrace

Panagiotis (Panos) is the founder and managing director of Close the Loop. He has extensive scientific knowledge in the fields of Sustainability, Environmental Management, Corporate Social Responsibility, Ecolabel Strategies and Organizational Development, both from his postgraduate studies as an Environmental Engineer, and his research during his Ph.D. He has an extensive teaching experience on these fields both at an academic (Democritus University of Thrace and National Technical University of Athens) and a professional level, through the delivery of specialized seminars to numerous organizations and companies. His research and teaching experience has contributed to the provision of high-level specialized consulting services to various public and private organizations. He is Greece’s National Eco-Innovation Expert for OECD, member of the Scientific Committee of the Institute for Interdisciplinary Environmental Studies,  Associate of the Chamber of Environment and Sustainability and member of the Network of Project Managers in Greece.  Dr. P. Panagiotakopoulos has served as assessor of the IPMA International Project Excellence Award, while the Global Reporting Initiative (GRI) has assigned him as a Quality Control Consultant for its Certified Training Programs in Greece. He is currently leading a post-doctoral research project on Ecolabels.

Irene DaskalakisIrene

Business Development Manager

BBA (International Business) – George Washington University
MBA (International Business) – Athens University of Economics & Business


Irene Daskalakis is currently the Business Development Manager at Close the Loop. She holds a Bachelor of Business Administration, with a concentration in International Business, from George Washington University in Washington, DC, USA and a Master of Business Administration, with a concentration in International Business, from the Athens University of Economics and Business. Irene has worked at the Global Programs and Partnerships Unit at the World Bank, where she was involved in the promotion of strategic partnerships with Foundations. She also worked at the European Commission Delegation in Tirana, Albania where she supported the involvement of Civil Society in Albania’s European Integration Process (political Unit) and executed a project in Public Internal Financial Control, in close consultation with the Albanian Ministry of Finance (operations Unit). In the area of Corporate Responsibility Management, Irene has implemented advisory projects and workshops, and participated in Sustainability Conferences in Europe (Greece, Turkey, Cyprus, Belgium, Luxemburg), in the Middle East (U.A.E, Saudi Arabia, Lebanon), Asia (India, Thailand, Malaysia) and in N. America (U.S.A). Project focus areas include the design of the Corporate Sustainability Strategy, implementation of Sustainability Assessments (based on the EFQM Framework for CSR, Corporate Responsibility Index, ISO 26000, Viable System Model) and development of Sustainability Reports (based on the Guidelines of the Global Reporting Initiative, UN Global Compact Principles).

Demetrios PanagiotakopoulosPanagiotis

Sustainable Project Management Expert
Ph.D. in Environmental Systems (Cornell, 1972),
BCE (The City College of NY, magna cum laude, 1969)
Professor of Project and Environmental Management,
Democritus University of Thrace (r)

Demetrios has been the Director of the Laboratory of Project Management, School of Engineering, from 1977 to 2012. He was also Assistant Professor (1972-76) and Associate Professor (1976-78) of Urban and Environmental Systems at McGill University, Canada. He has been a visiting Scholar or visiting Professor at MIT (1984), McMaster University (1996), and Baruch College of Management (1984). Demetrios has served as a consultant to Private and Public Enterprises. He is also a member of international scientific societies, a member of various national/ international committees on topics related with environmental management and sustainability and a member of the Scientific Board of the Chamber of Environment and Sustainability. Since 1972, he has organized and taught a variety of courses on topics such as Environmental and Project Management, Systems Engineering Principles and Engineering Economics. He is author of more than 90 scientific papers and 6 books on topics such as Systems Methodologies, Engineering Economics, Project Management, Construction Management, Sustainable Management of Solid Waste, Decentralization and Productivity. His current research and professional   interests include the Sustainable performance of enterprises.

Trissevyene YiannakopoulouPanagiotis

Life Cycle Analysis and Water Management Expert

B.Sc. (Mc Gill University), Degree in Biology (University of Athens), Ph.D. (DuTh)
Associate Professor of Ecological Engineering, Democritus University of Thrace

Trissevyene (Venny) Yiannakopoulou is Associate Professor of Ecological Engineering in the Department of Civil Engineering, School of Engineering, Democritus University of Thrace, Greece. Her research interests include aquatic ecology, waste water technology and life cycle assessment of products and services within the wider fields of integrated and sustainable water resources and environmental management.  Ms Yiannakopoulou has a B.Sc. degree from McGill University, Montreal, Canada, a Degree in Biology from the University of Athens and a Ph.D. degree from the Dept. of Civil Engineering, University of Thrace. Since 1980 she has organized and taught courses such as Ecological Engineering, Water Resources Management, Water Quality and Physical, Chemical and Biological Processes of Water and Wastewater. She has been a visiting scholar at the Florida Institute of Technology in USA, the nstitute of Food Research and the Institute of Freshwater Ecology in UK, and at the Universities of Guelph, Mc Master and University of Toronto in Canada. She is a member of the scientific committees of the Institute of Interdisciplinary Environmental Studies and of the Chamber of Environment and Sustainability. She is the author of over 40 scientific articles and reviewer of prominent international journals, such as Water Research. She is the author of the book “Systems, Ecosystems and Sustainability. Phenomena of Thermodynamics and Self-organization in the Modern World“, published in 2008, in which she uses the Systems Methodology and the theory of non-equilibrium Thermodynamics to interpret the current economic, social and ecological phenomena.