D&H Flagging, Inc. began in March 1988 and has grown to be one of the largest traffic control companies in Oregon. We are a licensed and insured certified DBE/WBE & MWESB subcontractor in the states of Oregon and Washington. We provide a wide range of traffic control services including flagging, traffic control plans, pilot cars, and a full line of equipment for rent. We have extensive experience with highway, freeway, and bridge projects and have working relationships with ODOT, WSDOT, the City of Portland, and other regulatory agencies. Our certified flaggers are ready for any job presented before them. All D&H flaggers are certified in the states of Oregon, Washington, Idaho, and Montana. Additionally, all flaggers are equipped with their own stop/slow paddle, hard hat, and reflective vest.