| Chocolaterie Maria Belge | Laval | Chocolate |
| Chocolats Giacomo (Les) Div. des distributions Mondoux Inc. | Laval | Agri-food |
| Choeur de Laval | Laval | Tout Arts et divertissement |
| CHOMEDEY NISSAN INC. | Laval | Automobiles |
| CHORUS, DANCING & PIANO LESSONS/Laval Hell. Comm. | Laval | Blue Pages |
| Christian Thibault & Sophie Dionne | Laval | Bakeries |
| Christiane Dubé Coiffure unisexe | Laval | Beauty & Fitness, Hairdressers & Beauty Salons |
| Christophe Condello | Laval | Toutes les Pages perso |
| Château Royal Salles Réception et Congrès | Laval | Auditoriums & Halls |
| Châteauneuf, Les | Laval | Cemeteries |
Publicité (Desktop) Publicité (Mobile) |
| CIAMIL | Laval | Startup Ecosystem |
| Cianci et Associes | Laval | Chartered Professional Accountants (CPA) |
| Cils Vous Plaît Lucie | Laval | Beauty & Fitness, Hairdressers & Beauty Salons |
| Cils Xtreme Lashes | Laval | Beauty & Fitness, Hairdressers & Beauty Salons |
| CIMA | Laval | Life Sciences and Health Technologies (LSHT), Tout Entreprises et services |
| Cima Plus | Laval | Architectural & Construction Specifications |
| Ciment Québec Inc | Laval | Cement Dealers |
| Cimetiere de Laval | Laval | Cemeteries |
| Cimsoft | Laval | Automation Systems & Equipment |
| Cine-Sieges Demeule Inc | Laval | Furniture Stores |
Publicité (Desktop) Publicité (Mobile) |
| Ciot Surplus | Laval | Ceramic Tile Dealers |
| Cirion Biopharma Recherche Inc. | Laval | Life Sciences and Health Technologies (LSHT) |
| Cisss De Laval | Laval | CLSC |
| Cisss De Laval | Laval | Accountants |
| Cite de la Sante de Laval | Laval | Blue Pages, Hospitals |
| Citeflex | Laval | Medical Clinics |
| CiToxLAB North America | Laval | Life Sciences and Health Technologies (LSHT) |
| City Paysagiste SENC | Laval | Landscaping |
| Claire Gonneville Avocate | Laval | Bankruptcy Lawyers |
| Clarins Canada Inc | Laval | Life Sciences and Health Technologies (LSHT) |
Publicité (Desktop) Publicité (Mobile) |
| Clarins Skin Spa | Laval | Health and Beauty |
| Claude Giroux Chiropraticien Dr | Laval | Chiropractors |
| Clean Out | Laval | Cleaning Services, Cleaning Service |
| Clic Coiffure Caméléon | Laval | Beauty Institutes |
| Clic international | Laval | Agri-food |
| Clim Air Net | Laval | Air Conditioning Systems & Parts |
| Climabionet | Laval | Air Conditioning Repair & Cleaning |
| Climat Exclusif Inc. | Laval | Air Conditioning Contractors |
| Climatech Inc | Laval | Air Conditioning Contractors, Air Purifiers |
| Climatisation Letourneau Inc | Laval | Air Conditioning Systems & Parts |
Publicité (Desktop) Publicité (Mobile) |
| Climatisation Universel Inc | Laval | Air Conditioning Contractors |
| Clinique antidouleur chinoise | Laval | Beauty Institutes |
| Clinique auditive Bougie, audioprothésistes | Laval | Audiologists |
| Clinique Auditive Sensorielle | Laval | Audiologists |
| Clinique Chiro-Santé | Laval | Chiropractors |
| Clinique Chiropratique | Laval | Chiropractors |
| Clinique Chiropratique d'Auteuil | Laval | Chiropractors |
| Clinique Chiropratique D'Auteuil | Laval | Chiropractors |
| Clinique Chiropratique du Dr Roch Parent | Laval | Chiropractors |
| Clinique Chiropratique Duvernay | Laval | Chiropractors |
