Aristotle University of Thessaloniki (AUTH)	www.auth.gr
Association of Civil Engineers of Greece	www.spme.gr
Association of Greek Architects	www.sadas-pea.gr
Association of Greek Contracting Companies	www.sate.gr
Association of Technical Companies of the Eigth Class	www.steht.gr
Athens Chamber of Commerce and Industry (ACCI)	www.acci.gr
CEMBUREAU -The European Cement Association	www.cembureau.be
Concrete Research Society of Greece (CRSG)	Tel. 210 772 1236
European Union (EU)	www.europa.eu.int
Federation of Greek Industries	www.fgi.org.gr
Foundation for Economical and Industrial Research (IOBE)	www.iobe.gr
Hellenic Association of Consulting Firms	www.segm.gr
Hellenic Association of Mechanical & Electrical Engineers	www.psdmh.gr
Hellenic Management Association (EEDE)	www.eede.gr
Hellenic Ministry of Environment Physical Planning and Public Works	www.minenv.gr
Hellenic Organization for Standarization (ELOT)	www.elot.gr
Institute for Economic Studies of the Construction Industry (IOK)	www.iok.gr
International Organization for Standardization (ISO)	www.iso.ch
National Technical University of Athens (NTUA)	www.ntua.gr
Panhellenic Association of Chemical Engineers	www.psxm.gr
Panhellenic Association of Engineers Contractors of Public Works	www.pedmede.gr
Technical Chamber of Greece (TEE)	www.tee.gr
Union of Hellenic Ready-Mix Concrete Industries	Tel. 210 3618 911