Locations Map

AEI began as a single-office engineering practice in Madison, Wisconsin, in 1927. Over the course of 80+ years, we have grown to 600 people in sixteen offices.

As a firm serving a diverse international clientele, our offices are located in dynamic professional markets distinguished by prominent research institutions, universities, and technical industries, surrounded by related business enterprises and complemented by cultural and recreational amenities. We have a strategic commitment to the development of all our offices, markets, and disciplines, together representing the strength of our organization.