J. Campeau Entreprises Inc.
J. P. Garvey Consulting
J.m. Projem Construction Inc.
J.m.b. Transportation Inc.
Jacob, Lemay & Associes Inc.
Jacques' Trap of Canada Inc.
Jansol Technical Ltd.
Jean-Pierre & Marcel Champagne Investments/investissements Inc.
Jeun'espoir Inc.
Jim-Zo Inc.
Jirius Construction Ltd.