Black Diamond Sealcoating is a professional asphalt maintenance company located in Portland, Oregon. They offer a range of services including asphalt sealcoating, driveway crack repair, and parking lot maintenance. With their knowledge and experience, they can handle any size job while providing personal and one-on-one service. They pride themselves on accommodating any schedule for home and business owners and strive to minimize any impact on customers. Black Diamond Sealcoating uses commercial equipment and the industry's best materials to achieve professional results. They are fully licensed, insured, and bonded for their service areas.

In addition to their services, Black Diamond Sealcoating also offers special promotions. One of their promotions is the "Neighborhood Special," where if three neighbors schedule a driveway sealcoat on the same day, the customer can get their driveway seal coated for 50% off. This is a great opportunity for neighbors to coordinate their driveway maintenance and save money in the process.

Overall, Black Diamond Sealcoating is a trusted provider of asphalt maintenance services in Portland. Their commitment to high-quality workmanship and customer satisfaction has earned them top reviews on platforms like BBB, Angie's List, Thumbtack, and Google.