Professional and Expert We are the specialists in roofing services and have gladly remained leading service providers. At Black Diamond Roofing Services, we are serving Portland, Tigard, Happy Valley, Beaverton and Wilsonville OR with unbeatable roofing services, gutter installation and repairs siding, windows repair and installation, painting services and pressure washing since 2008. At Black Diamond Roofing Services, we aim to deliver the quality roofing services, utilizing the most updated gear, at the most reasonable costs. Our professional roofing technicians have the expertise to handle all kinds of roofing, and re-roofing needs effectively. We are licensed and insured for your protection.