Ultra-Concordia Importex Inc.
Ultra-Depot Inc.
Ultra-Maitre Decor Quebec Inc.
Ultra-Marbre Inc.
Ultra-Mart Inc.
Ultra-Portable Médical Inc.
Ultra-Sol Tanning Inc.
Ultracar Audio Inc.
Ultracar Performance Inc.
Ultracast Ltée
Ultracoat Tiles Inc.
Ultracorp Holdings Inc.
Ultradev Corporation
Ultragreffe Inc.
Ultramar Ltd.
Ultramar Quebec Atlantic Inc.
Ultramar Services Inc.
Ultramarine Agencies Limited
Ultramaris Marketing Inc.
Ultranix (industrie) Ltee