PLSA is a Washington Corporation providing a full array of engineering and surveying services. We specialize in civil, geotechnical and sanitary engineering, environmental services, construction inspection and quality control and all aspects of land surveying. PLSA was founded over 45 years ago, with its office presently at 1120 West Lincoln Avenue in Yakima, Washington. The firm continues a tradition of service throughout the Yakima Valley and Central Washington.
GYCC Business Level
Greater Yakima Chamber of Commerce
10 North 9th Street • Yakima WA 98901
Phone (509) 248-2021