S. Pasquale Transport Inc.
Sapiex Canada Inc.
Scieries C.g. Inc.
Scriptaction Ic.
Serifab Inc.
Serres Daniel Lemieux Inc.
Service General de Gaz S.g.g. Ltee
Service Syndical Trait-D'union Inc.
Services de Placements Techniques Proneq International Inc.
Services Menagers Supreme Ltee
Sigesco Ltd.
Sivaco Ontario Ltd.
Societe Canadienne D'exportation de Bisons S.c.e.b. Inc.
Societe de Gestion Monteregienne Inc.
Societe de Gestion Resentel Holding Inc.
Soudure Ferroviaire F.c. Inc.
Sportabec Inc.
Stoney Creek Terminal Inc.
Structure Soter Inc.
Sun Halogen Inc.