[c.d.g. roofing - at c.d.g. our focus is on protecting your home, your possessions, and your family from the rain, wind, welcome to our ottawa valley roofing company, proudly serving ottawa, stittsville, kanata, almonte, perth, smiths falls, nepean, arnprior, tay valley, and lanark. we offer affordable, insured, and high-quality roofing services, including shingling, attic ventilation, roof stripping, substrate work, skylights, and eavestroughing. discover our friendly and professional team today]