About Us

UES is a family of companies and an industry leader providing essential engineering and construction consulting throughout the United States. With nearly 3,400 professionals and over 70 national branches, UES is one of the most experienced, trusted, and resource-rich geotechnical engineering companies of its kind. We specialize in Geotechnical Engineering, Construction Materials Testing and Inspection, Building Code Compliance, Environmental consulting, Occupational Health and Safety, Building Envelope evaluation, and Virtual Design consulting services. Our West Sacramento office, formerly Wallace Kuhl & Associates, has been serving Northern California since 1984. Our local team has grown to 120+ dedicated staff of engineers, geologists, environmental scientists, construction inspectors, technicians, and support personnel with a demonstrated record of integrity and professionalism. UES is considered a pioneer of the industry and stands at the forefront of emerging technology and best practices with a robust and reliable team ready to put our expertise to work for you.