If you are looking for a residential exterior project contractor, you have come to the right place. Based out of our St. Helens, OR showroom, Mark’s Custom Exteriors serves the Portland area, Columbia County, and the North Coast providing exceptional quality installation of roofs and roof maintenance. We use only quality materials backed with the best warranty available to our customers. We guarantee our installation to be above industry standards and more importantly, customer standards. We feel strongly that a satisfied customer is our greatest source of new business and we go to great lengths to accept nothing short of your complete satisfaction.