13. Solvic S.A (chloor, monomeer vinylchloor en PVC), Solvay Benvic & Cie Belgium s.n.c (PVC compounds), Solvay S.A (bijtende soda en zout), Solvay Interox S.A (waterstofperoxyde), vestigingen in Jemeppe-sur-Sambre
13. Solvic S.A (Chlor, monomeres Vinylchlorid und PVC), Solvay Benvic & Cie Belgium s.n.c (PVC-Compounds), Solvay S.A (kaustische Soda und Salz), Solvay Interox S.A (Wasserstoffperoxid), Werke in Jemeppe-sur-Sambre