Widseth Smith Nolting has been providing engineering, land surveying and environmental services since 1975. It maintains more than five offices in Minnesota, North Dakota and South Dakota. The company designs heating, ventilating, air conditioning, plumbing, electrical power distribution, lighting, fire alarm and security systems. Widseth Smith Nolting offers creative design solutions for a range of public and industrial buildings, including educational and religious facilities and retail and commercial centers. It has expertise in environmental site assessment, groundwater and soil contamination cleanup, wetland delineation, mitigation and assessment, and pesticide and petroleum release investigation. The company serves the hospitality, education and transportation industries.