HDR, Inc. delivers fully integrated services across engineering, architecture, environmental sciences, and consulting, supporting projects from early planning and feasibility through detailed design, construction, and long-term operations. For the ethanol industry, HDR brings multidisciplinary expertise including licensed professional engineers and licensed professional land surveyors providing civil, structural, mechanical, electrical, and instrumentation and controls design; process engineering for fermentation, distillation, and process piping systems; rail and transportation design for feedstock delivery and product distribution; and power systems, automation, and plant optimization. HDR also provides environmental permitting, air quality and emissions compliance, water and wastewater management, and sustainability solutions. This comprehensive approach enables ethanol producers to enhance operational efficiency, maintain regulatory compliance, and develop safe, reliable, and future-ready facilities.

101 South Phillips Avenue

Suite 401

Sioux Falls, SD 57104

USA