Otson, Ocna System, R. Oja, Noriks, Sodder, Eses, Gruenest, Edu, Vessel, EC, Mauno, Taurus, Eesti Toormetarne, Soleks, Cibus, F otson, Montrim, VVT, Tellus&CO, Loodus, SVK, Unimo, LDM, Kermen, N&K
Date: 1991-01-01-1991-12-31