- Baby Stores, Martensville - Baby Accessories & Clothes
- Bakeries, Martensville
- Baptist Churches, Martensville
- Bars & Grills, Martensville
- Beauty Salons, Martensville
- Beverage Stores, Martensville
- Boat Services, Martensville
- Boiler Supplies & Equipment, Martensville - Water Heaters & Boilers
- Bookkeeping Services Licensed, Martensville
- Bookkeeping Systems & Services, Martensville
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- Breads & Grains, Martensville
- Brick Masonry & Bricklayer Contractors, Martensville - Brick Mason - Install & Repair
- Builders & Contractors, Martensville
- Builders & Contractors - More, Martensville
- Builders Hardware Stores, Martensville
- Building Materials, Martensville - Wholesale, Manufacturers, Dealers & Suppliers
- Building Materials & Supplies, Martensville
- Business Management Consultants, Martensville
- Business Services, Martensville
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