Contractor profiles
- Bill's Johns
- Billings Construction
- Bio-Bob's Septic, Excavating & Pumping Services
- Biobite Environmental – Robin Charette
- Biobite Environmental – Roger Souligny
- Bioblie Environmental
- Bioflow Septic Solutions
- Bioflow Septic Solutions
- Bionest
- Birchview Landscaping Ltd
- Birds Septic Designs & Consults
- BJH Engineering Ltd
- Black Tie Toilets
- Black Water Construction & Septic
- Black Water Excavating & Septic
- Blackforest Contractor Inc.
- Blue Loo Portable Toilet Rentals
- Blueprint Boulevard
- Blueprint Boulevard – Matthew Linton
- BMK Health Inspection & Consulting
- BOS Engineering & Environmental Services Inc.
- BOS Environmental Consulting
- Boulder and Beam
- Boyd Brothers Concrete
- Brazeau Sanitation
- Brent-Reg Construction Inc
- Brethour Brent Septic Tank Pumping Inc.
- Broadline Equipment Rentals
- Broadline Sanitation
- Brock Excavation & Septics
- Brock University
- Brooklin Concrete Products
- Bruce Peninsula Septic Service
- Bruinsma Excavating Ltd.
- Bryan's Septic Service
- BSI Septic Solutions
- Buckhorn Sand and Gravel
- Burley Excavating Inc.
- C & A Custom Designs Inc.
- C.F. Crozier & Associates