K&O CONSTRUCTION

KO Construction is Portland Oregon family owned and operated with over 50 years of collective experience in the market. We are licensed and insured general contractors, siding contractors, waterproofing contractors, and window installers in the state of Oregon and SW Washington. One of our quality signatures is our work on exteriors. We use high quality materials like Fortifiber and Tyvek building wrap products; James Hardie and Cemplank fiber cement siding and Soffit; all products are installed per manufacturer recommendations and inspected by a product representative to ensure quality and validate the product warranty. Our personnel is trained to ensure the quality of our work.

Also known as: K&O Construction LLC