Switzer Engineering Service

Allen Engineering Corporation, located in Decatur, Illinois, provides a range of engineering services, including structural, mechanical, and industrial engineering for various industries such as grain processing and petrochemicals. The company boasts a team of expert project managers, designers, and drafters to ensure the highest quality of service in design and implementation. Licensed in nine states, Allen Engineering specializes in areas like process piping design, mechanical systems, plant layouts, and material handling solutions. Their commitment to innovation and collaboration positions them as a key partner for progressive manufacturing companies seeking tailored engineering solutions. Generated from the website

Architectural Expressions was formed in 1995 through the merger of the architectural practice of DeWitt Amdal Hall Livergood and the engineering practice of Charles H. Ahlenius and Associates. The firm s services include pre-design services, site development, design services including mechanical, electrical, interior and architectural design, bidding and negotiation, construction administration and post-contact and supplemental services. The firm s projects include hospital, commercial, industrial, medical suites, monumental, recreational, municipal and engineering sites. Architectural Expressions is based in Forsyth, Ill.