Contractor profiles
- Cooney Excavating Ltd.
- CopperWood General Contracting Inc
- Core Earthworks Limited
- Cottage Septic & Plumbing Services Inc
- Coulson Bros Scow Service
- Countryside Excavation Inc
- County of Lambton
- County of Prince Edward
- Cousins and Johnson Inc
- Creation Homes – Nicholas Simard
- Cromar Environmental
- Crozier Consulting Engineers
- CS Enterprise Inc
- Current Septics
- D.F.Post Contracting Inc.
- Dal Hastings Haulage & Ex. Inc.
- Dan Parr Septic Services
- Danfoss
- Darryl M. Robins Consulting Inc.
- Dave Dobinson Excavating Inc
- Dave Wright Excavating
- David Brown Construction
- David Brown Construction Ltd.
- Davidson Land & Water Solutions
- Dawn J Weber
- DBO Expert
- Dedicated Environmental Services
- Denby Environmental Services
- Denby Environmental/Knoop Excavating
- Derek Roberts Excavating Ltd.
- Deson Construction
- Devish Design Services Inc
- Dig'R Wright Excavating Inc
- Dillman Sanitation Ltd.
- Dimensional Analysis
- Dimensional Analysis, Onsite Wastewater Management – Pierre Savard
- Direct Genetics Inc o/a Jones Pumping and o/a Coulter Pumping
- Dirty Deeds Contracting Inc
- District Septic Tank Pumping
- DLK Septic Services