Nelson Geotechnical Associates is a full service geotechnical engineering and materials testing firm, with offices in both Woodinville and Wenatchee, Washington. We are a certified small business and have been providing geotechnical consulting services throughout Western and Central Washington for over 15 years. Company expertise includes site evaluations, steep slopes and landslides, riverbank stabilization, geological hazard evaluations, foundation designs, construction inspections, reinforced earth walls, deep foundations, cut stability and/or shoring designs, retaining wall design, geophysical studies, peer reviews, infiltration rate determinations, and erosion control monitoring (CESCL). At any given time, NGA is involved in a variety of projects from preliminary and final evaluations to full construction monitoring and inspection services, as well as consultation services during the design and construction phases. Our experience is extensive in both Western and Central Washington. We have worked on numerous mixed-use, commercial, multi-family residential projects as well as a vast array of school and public works projects throughout the state and immediate areas. Nelson Geotechnical’s principals and senior-level engineers and geologists are committed to innovative approaches to performing both geotechnical and geologic studies, as well as providing construction monitoring services in a timely and cost-effective manner. We believe that our extensive experience throughout Washington State allows us to provide our clients with professional services and products. Our ability to respond to any geotechnical issues or concerns has been instrumental in creating our good reputation with municipalities, jurisdictions, and designers in the area.