Pat Beehler has joined the Olympia, Wash., office of David Evans and Associates, Inc. (DEA) as a senior professional surveyor. Beehler has more than 40 years of experience in the surveying profession, primarily in Washington State. DEA is a professional services firm providing infrastructure services to the transportation, water, energy, and land development markets. DEA has four offices in Puget Sound: Everett, Bellevue, Tacoma, and Olympia.