- Frontline Cleaning Service is one of the leading Commercial Cleaning companies serving in Oak Harbor,WA. Our team provides most of the cleaning services you need for your commercial property such as carpet, upholstery, roof and gutter cleaning. Contact our team today to learn more about our cleaning services. br br Contact Us br 585 Fisher Lane, br Burlington,WA 98233 br 360-848-0374 br contact@frontlinecleaning.