Year 2007 First Prize: BASF Antwerp Second Prize: Janssen Pharmaceutica (Geel) Third Prize: REALCO (Louvain-la-Neuve)
Year 2005 First Prize: Latexco (Tielt) Special mention: Cytec Surface Specialties in Schoonaarde (Dendermonde) Special Mention: Borealis (Beringen and Kallo)
Year 2003 First Prize: Solvay (Jemeppe-sur-Sambre) Special Mention: Bayer Antwerp nv Special Mention: Alpheios (Wilrijk)
Year 2001 First Prize: Monsanto Europe (Antwerp) Special Mention: MANRO (now TensaChem) (Seraing)
Year 2000 First Prize: Pfizer Animal Health (Louvain-la-Neuve) Special Mention: Solvay (Jemeppe-sur-Sambre) Special Mention: Performance Roof Systems (Perwez) Special Mention: REALCO (Louvain-la-Neuve)
Year 1998 First Prize: Holvoet-Chemie (Tournai) Special Mention: 3M Belgium (Zwijndrecht) Special Mention: Latexco (Tielt)