| Balcon cabaret Music-Hall | Tout Bars et restaurants, Tout Entreprises et services | lebalcon.ca |
| Balcon Fibres De Verre Enrg | Balconies | — |
| Balcon M J Y | Balconies | — |
| Balcons Avant-Gardiste | Balconies | balcon.ca |
| Balcony & Handrail WB | Balconies | — |
| Balistiq | Information Technologies (IT) | balistiq.com |
| Ballin Inc. | Tout Entreprises et services | ballin.com |
| Ballon-Mania | Balloons | ballonmania.ca |
| Ballons Cusson | Balloons | ballonscusson.com |
| Ballons Granger Balloons Inc | Balloons | grangerline.com |
| Ballons Multi-Décors | Balloons | ballonsmulti-decors.com |
| Balloonbar | Balloons | balloonbar.ca |
| Baluchon Répit Long Terme | Care Homes | baluchonalzheimer.com |
| Bam Inc | Home Improvement | — |
| Bambace Soins Dentaires | Dentists | soinsbambace.com |
| Banafrica | Business & Trade Organizations | — |
| Banctec | Computer Consultants | banctec.ca |
| BancTec Canada | Information Technologies (IT) | banctec.ca |
| Bang & Olufsen | Answering Machines & Equipment | stores.bang-olufsen.com |
| Bang Marketing | Tout Entreprises et services | bang-marketing.com |
| Bang Ny Cheng | ny | — |
| Bangla Garage Auto | Garage Auto | — |
| Banh Mi Banh Yiu | Tout Bars et restaurants | banhmibanhyiu.com |
| Banq - Milieuxdoc | Not Profit, library | banq.qc.ca |
| banque laurentienne - guichet | Automated Teller Manufacturers & Wholesalers, Banks | banquelaurentienne.ca |
| Banque Laurentienne du Canada | Tout Entreprises et services | banquelaurentienne.ca |
| Banque Populaire du Maroc (Groupe), Bureau De Représentation | Banks | gbp.ma |
| Banque Royale du Canada | Tout Entreprises et services | rbcroyalbank.com |
| Banque Scotia | Banks | maps.scotiabank.com |
| Banque Scotia | Banks | banquescotia.com |
| Banque Scotia | Banks | — |
| Bar A Tapas Tapeo | Automobiles, Not Profit, Restaurants | restotapeo.com |
| Bar Chez Roger | Bars | barroger.com |
| Bar Courcelle | Bars | facebook.com |
| Bar Datcha | Tout Bars et restaurants | bardatcha.com |
| Bar Grillade Je Reconnais | Bars | — |
| Bar Henrietta | Tout Bars et restaurants | barhenrietta.com |
| Bar L'Exxotica | Adult Entertainment | — |
| Bar Le Ritz PDB | Auditoriums & Halls, Banquet Rooms, Tout Arts et divertissement | barleritzpdb.com |
| Bar le Sparrow | Tout Bars et restaurants | lesparrowbar.com |
| Bar Minuit | Landscaping | — |
| Bar Philemon | Bars | philemonbar.com |
| Bar Plan B | Tout Bars et restaurants | barplanb.ca |
| Bar Silo | Brewers | — |
| Bar Sport Sauvé | Brasseries | — |
| Bar Waverly | Bars | barwaverly.com |
| Baraka | Beauty & Fitness, Hairdressers & Beauty Salons | baraka.com |
| Baraka Healing - Reiki | Massage Therapy | barakahealing.com |
| Barazin Raphael | Bookkeeping Software & Accounting Systems | — |
| Barbados House of Montreal | Tout Communautés et société | facebook.com |
