ISG was recently recognized as one of the country's leading design firms by Engineering News-Record (ENR) magazine's annual industry rankings. The Top 500 Design Firms list ranks the largest United States based design firms, both publicly and privately held, based on design-specific revenue.

ISG, a firm founded in Mankato, Minn. and has grown to seven offices in three states with clients nationwide, is ranked at 452 in the 2016 list, surpassing last year's rank of 488.

"As a firm we have been extremely strategic and intentional with our decisions, focusing our efforts on building long-term clients, relationships, and offering an invigorating team environment," shares Chad Surprenant, President and CEO. "The designation is a great testament to the loyalty and confidence our clients have in us, ability to expand our markets, and flat out hard work," states Chad.

The list of the Top 500 Design Firms can be found at