Carl A. Nelson & Company is an industrial, institutional and commercial design-builder, general contractor and construction m ... anager. On design-build and construction management projects, we provide superior pre-construction services to produce the greatest impact on a construction project's success and the best value for our customers. Our project management staff are highly qualified, degreed engineers and construction managers, and our project supervisors average more than 25 years of experience in construction. On Design-Build, Construction Manager at-Risk and General Contractor projects, we use our highly skilled construction craftsmen on self-performed in areas ranging from concrete to steel, bridge crane installation and millwright, and more in between. We work throughout the United States and are well positioned to provide you service that is second to none. read more