Cascade Surveying & Engineering is a land surveying firm offering a variety of civil engineering services. Founded in 1970, the firm s engineering department provides services, such as sanitary sewer design, grading and erosion control, water, storm and road system design, hydraulic analysis, signing and channelization design, traffic safety analysis, site inspection, and critical area site plans. Its land surveying services include property line and topographic surveys, construction staking, cadastral surveys, elevation certificates, boundary line adjustments, corner recovery, short and formal plats, cluster developments, and condominium surveys. It coordinates with other specialists, including biologists, geo-technical engineers, architects, foresters, archeologists, real estate professionals, land use attorneys, title companies, and federal, state, county and local agencies. Cascade Surveying & Engineering is headquartered in Arlington, with offices in Seattle, Marysville, and Colville, Wash.